wl/wl-summary.el

   1 ;;; wl-summary.el --- Summary mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5 ;; Copyright (C) 1999,2000      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
   6 ;; Copyright (C) 1999,2000      Kenichi OKADA <okada@opaopa.org>
   7
   8 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   9 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
  10 ;;      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
  11 ;;      Kenichi OKADA <okada@opaopa.org>
  12 ;; Keywords: mail, net news
  13
  14 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  15
  16 ;; This program is free software; you can redistribute it and/or modify
  17 ;; it under the terms of the GNU General Public License as published by
  18 ;; the Free Software Foundation; either version 2, or (at your option)
  19 ;; any later version.
  20 ;;
  21 ;; This program is distributed in the hope that it will be useful,
  22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 ;; GNU General Public License for more details.
  25 ;;
  26 ;; You should have received a copy of the GNU General Public License
  27 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  29 ;; Boston, MA 02111-1307, USA.
  30 ;;
  31
  32 ;;; Commentary:
  33 ;;
  34
  35 ;;; Code:
  36 ;;
  37
  38 (require 'elmo)
  39 (require 'elmo-multi)
  40 (require 'wl-message)
  41 (require 'wl-vars)
  42 (require 'wl-highlight)
  43 (require 'wl-refile)
  44 (require 'wl-util)
  45 (condition-case nil (require 'timezone) (error nil))
  46 (condition-case nil (require 'easymenu) (error nil))
  47 (require 'elmo-date)
  48 (condition-case nil (require 'ps-print) (error nil))
  49
  50 (eval-when-compile
  51   (require 'cl)
  52   (condition-case () (require 'timer) (error nil))
  53   (defalias-maybe 'ps-print-buffer-with-faces 'ignore)
  54   (defalias-maybe 'elmo-database-msgid-put 'ignore)
  55   (defalias-maybe 'elmo-database-close 'ignore)
  56   (defalias-maybe 'elmo-database-msgid-get 'ignore)
  57   (defalias-maybe 'run-with-idle-timer 'ignore)
  58   (defalias-maybe 'ps-print-preprint 'ignore))
  59
  60 (defvar dragdrop-drop-functions)
  61 (defvar scrollbar-height)
  62 (defvar mail-reply-buffer)
  63
  64 (defvar wl-summary-buffer-name "Summary")
  65 (defvar wl-summary-mode-map nil)
  66 (defvar wl-current-summary-buffer nil)
  67
  68 (defvar wl-summary-buffer-elmo-folder nil)
  69
  70 (defmacro wl-summary-buffer-folder-name ()
  71   (` (and wl-summary-buffer-elmo-folder
  72           (elmo-folder-name-internal wl-summary-buffer-elmo-folder))))
  73
  74 (defmacro wl-summary-buffer-msgdb ()
  75   (` (and wl-summary-buffer-elmo-folder
  76           (elmo-folder-msgdb wl-summary-buffer-elmo-folder))))
  77
  78 (defvar wl-summary-buffer-folder-indicator nil)
  79 (defvar wl-summary-buffer-disp-msg    nil)
  80 (defvar wl-summary-buffer-disp-folder nil)
  81 (defvar wl-summary-buffer-refile-list nil)
  82 (defvar wl-summary-buffer-delete-list nil)
  83 (defvar wl-summary-buffer-last-displayed-msg nil)
  84 (defvar wl-summary-buffer-current-msg nil)
  85 (defvar wl-summary-buffer-unread-status " (0 new/0 unread)")
  86 (defvar wl-summary-buffer-unread-count 0)
  87 (defvar wl-summary-buffer-new-count    0)
  88 (defvar wl-summary-buffer-mime-charset  nil)
  89 (defvar wl-summary-buffer-weekday-name-lang  nil)
  90 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  91 (defvar wl-summary-buffer-view 'thread)
  92 (defvar wl-summary-buffer-message-modified nil)
  93 (defvar wl-summary-buffer-mark-modified nil)
  94 (defvar wl-summary-buffer-thread-modified nil)
  95 (defvar wl-summary-buffer-number-column nil)
  96 (defvar wl-summary-buffer-number-regexp nil)
  97 (defvar wl-summary-buffer-persistent nil)
  98 (defvar wl-summary-buffer-thread-nodes nil)
  99 (defvar wl-summary-buffer-target-mark-list nil)
 100 (defvar wl-summary-buffer-copy-list nil)
 101 (defvar wl-summary-buffer-prev-refile-destination nil)
 102 (defvar wl-summary-buffer-prev-copy-destination nil)
 103 (defvar wl-summary-buffer-saved-message nil)
 104 (defvar wl-summary-buffer-prev-folder-function nil)
 105 (defvar wl-summary-buffer-next-folder-function nil)
 106 (defvar wl-summary-buffer-exit-function nil)
 107 (defvar wl-summary-buffer-next-message-function nil)
 108 (defvar wl-summary-buffer-number-list nil)
 109 (defvar wl-summary-buffer-msgdb nil)
 110 (defvar wl-summary-buffer-folder-name nil)
 111
 112 (defvar wl-thread-indent-level-internal nil)
 113 (defvar wl-thread-have-younger-brother-str-internal nil)
 114 (defvar wl-thread-youngest-child-str-internal nil)
 115 (defvar wl-thread-vertical-str-internal nil)
 116 (defvar wl-thread-horizontal-str-internal nil)
 117 (defvar wl-thread-space-str-internal nil)
 118 (defvar wl-summary-last-visited-folder nil)
 119 (defvar wl-read-folder-hist nil)
 120 (defvar wl-summary-scored nil)
 121 (defvar wl-crosspost-alist-modified nil)
 122 (defvar wl-summary-alike-hashtb nil)
 123 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 124 (defvar wl-summary-delayed-update nil)
 125 (defvar wl-summary-search-buf-folder-name nil)
 126
 127 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 128
 129 (defvar wl-summary-message-regexp "^ *\\(-?[0-9]+\\)")
 130
 131 (defvar wl-summary-shell-command-last "")
 132
 133 (defvar wl-ps-preprint-hook nil)
 134 (defvar wl-ps-print-hook nil)
 135
 136 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 137 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 138 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 139 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 140 (make-variable-buffer-local 'wl-summary-buffer-refile-list)
 141 (make-variable-buffer-local 'wl-summary-buffer-copy-list)
 142 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 143 (make-variable-buffer-local 'wl-summary-buffer-delete-list)
 144 (make-variable-buffer-local 'wl-summary-buffer-folder-indicator)
 145 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 146 (make-variable-buffer-local 'wl-summary-buffer-unread-status)
 147 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 148 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 149 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 150 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 151 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 152 (make-variable-buffer-local 'wl-summary-buffer-view)
 153 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 154 (make-variable-buffer-local 'wl-summary-buffer-mark-modified)
 155 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 156 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 157 (make-variable-buffer-local 'wl-summary-buffer-number-regexp)
 158 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 159 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 160 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 161 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 162 (make-variable-buffer-local 'wl-summary-scored)
 163 (make-variable-buffer-local 'wl-summary-default-score)
 164 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 165 (make-variable-buffer-local 'wl-summary-important-above)
 166 (make-variable-buffer-local 'wl-summary-target-above)
 167 (make-variable-buffer-local 'wl-summary-mark-below)
 168 (make-variable-buffer-local 'wl-summary-expunge-below)
 169 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 170 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 171 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 172 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 173 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 174 (make-variable-buffer-local 'wl-thread-space-str-internal)
 175 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 176 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 177 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 178 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 179 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 180 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 181 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 182
 183 ;; internal functions (dummy)
 184 (unless (fboundp 'wl-summary-append-message-func-internal)
 185   (defun wl-summary-append-message-func-internal (entity overview
 186                                                          mark-alist update
 187                                                          &optional force-insert)))
 188 (unless (fboundp 'wl-summary-from-func-internal)
 189   (defun wl-summary-from-func-internal (from)
 190     from))
 191 (unless (fboundp 'wl-summary-subject-func-internal)
 192   (defun wl-summary-subject-func-internal (subject)
 193     subject))
 194 (unless (fboundp 'wl-summary-subject-filter-func-internal)
 195   (defun wl-summary-subject-filter-func-internal (subject)
 196     subject))
 197
 198 (defmacro wl-summary-sticky-buffer-name (name)
 199   (` (concat wl-summary-buffer-name ":" (, name))))
 200
 201 (defun wl-summary-default-subject (subject-string)
 202   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 203       (substring subject-string (match-end 0))
 204     subject-string))
 205
 206 (eval-when-compile (defvar-maybe entity nil)) ; silence byte compiler.
 207 (defun wl-summary-default-from (from)
 208   (let (retval tos ng)
 209     (unless
 210         (and (eq major-mode 'wl-summary-mode)
 211              (stringp wl-summary-showto-folder-regexp)
 212              (string-match wl-summary-showto-folder-regexp
 213                            (wl-summary-buffer-folder-name))
 214              (wl-address-user-mail-address-p from)
 215              (cond
 216               ((and (setq tos (elmo-msgdb-overview-entity-get-to entity))
 217                     (not (string= "" tos)))
 218                (setq retval
 219                      (concat "To:"
 220                              (mapconcat
 221                               (function
 222                                (lambda (to)
 223                                  (eword-decode-string
 224                                   (if wl-use-petname
 225                                       (or
 226                                        (funcall wl-summary-get-petname-function to)
 227                                        (car
 228                                         (std11-extract-address-components to))
 229                                        to)
 230                                     to))))
 231                               (wl-parse-addresses tos)
 232                               ","))))
 233               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 234                          entity "newsgroups"))
 235                (setq retval (concat "Ng:" ng)))))
 236       (if wl-use-petname
 237           (setq retval (or (funcall wl-summary-get-petname-function from)
 238                            (car (std11-extract-address-components from))
 239                            from))
 240         (setq retval from)))
 241     retval))
 242
 243 (defun wl-summary-simple-from (string)
 244   (if wl-use-petname
 245       (or (funcall wl-summary-get-petname-function string)
 246           (car (std11-extract-address-components string))
 247           string)
 248     string))
 249
 250 (defvar wl-summary-mode-menu-spec
 251   '("Summary"
 252     ["Read" wl-summary-read t]
 253     ["Prev page" wl-summary-prev-page t]
 254     ["Next page" wl-summary-next-page t]
 255     ["Top"       wl-summary-display-top t]
 256     ["Bottom"    wl-summary-display-bottom t]
 257     ["Prev"      wl-summary-prev t]
 258     ["Next"      wl-summary-next t]
 259     ["Up"        wl-summary-up t]
 260     ["Down"      wl-summary-down t]
 261     ["Parent message" wl-summary-jump-to-parent-message t]
 262     "----"
 263     ["Sync"            wl-summary-sync t]
 264     ["Execute"         wl-summary-exec t]
 265     ["Go to other folder" wl-summary-goto-folder t]
 266     ["Pick" wl-summary-pick t]
 267     ["Mark as read all" wl-summary-mark-as-read-all t]
 268     ["Unmark all"      wl-summary-unmark-all t]
 269     ["Toggle display message" wl-summary-toggle-disp-msg t]
 270     ["Display folder" wl-summary-toggle-disp-folder t]
 271     ["Toggle threading" wl-summary-toggle-thread t]
 272     ["Stick" wl-summary-stick t]
 273     ("Sort"
 274      ["By Number" wl-summary-sort-by-number t]
 275      ["By Date" wl-summary-sort-by-date t]
 276      ["By From" wl-summary-sort-by-from t]
 277      ["By Subject" wl-summary-sort-by-subject t])
 278     "----"
 279     ("Message Operation"
 280      ["Mark as read"    wl-summary-mark-as-read t]
 281      ["Mark as important" wl-summary-mark-as-important t]
 282      ["Mark as unread"   wl-summary-mark-as-unread t]
 283      ["Set delete mark" wl-summary-delete t]
 284      ["Set refile mark" wl-summary-refile t]
 285      ["Set copy mark"   wl-summary-copy t]
 286      ["Prefetch"        wl-summary-prefetch t]
 287      ["Set target mark" wl-summary-target-mark t]
 288      ["Unmark"          wl-summary-unmark t]
 289      ["Save"            wl-summary-save t]
 290      ["Cancel posted news" wl-summary-cancel-message t]
 291      ["Supersedes message" wl-summary-supersedes-message t]
 292      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 293      ["Resend message" wl-summary-resend-message t]
 294      ["Enter the message" wl-summary-jump-to-current-message t]
 295      ["Pipe message" wl-summary-pipe-message t]
 296      ["Print message" wl-summary-print-message t])
 297     ("Thread Operation"
 298      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 299      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 300      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 301      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 302      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 303      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 304      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 305      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 306      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 307      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 308      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 309      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 310      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 311      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 312     ("Region Operation"
 313      ["Mark as read" wl-summary-mark-as-read-region t]
 314      ["Mark as important" wl-summary-mark-as-important-region t]
 315      ["Mark as unread" wl-summary-mark-as-unread-region t]
 316      ["Set delete mark" wl-summary-delete-region t]
 317      ["Set refile mark" wl-summary-refile-region t]
 318      ["Set copy mark" wl-summary-copy-region t]
 319      ["Prefetch" wl-summary-prefetch-region t]
 320      ["Set target mark" wl-summary-target-mark-region t]
 321      ["Unmark" wl-summary-unmark-region t]
 322      ["Save" wl-summary-save-region t]
 323      ["Execute" wl-summary-exec-region t])
 324     ("Mark Operation"
 325      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 326      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 327      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 328      ["Set delete mark" wl-summary-target-mark-delete t]
 329      ["Set refile mark" wl-summary-target-mark-refile t]
 330      ["Set copy mark" wl-summary-target-mark-copy t]
 331      ["Prefetch" wl-summary-target-mark-prefetch t]
 332      ["Save" wl-summary-target-mark-save t]
 333      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 334      ["Forward" wl-summary-target-mark-forward t]
 335      ["uudecode" wl-summary-target-mark-uudecode t])
 336     ("Score Operation"
 337      ["Switch current score file" wl-score-change-score-file t]
 338      ["Edit current score file" wl-score-edit-current-scores t]
 339      ["Edit score file" wl-score-edit-file t]
 340      ["Set mark below" wl-score-set-mark-below t]
 341      ["Set expunge below" wl-score-set-expunge-below t]
 342      ["Rescore buffer" wl-summary-rescore t]
 343      ["Increase score" wl-summary-increase-score t]
 344      ["Lower score" wl-summary-lower-score t])
 345     "----"
 346     ("Writing Messages"
 347      ["Write a message" wl-summary-write t]
 348      ["Write for current folder" wl-summary-write-current-folder t]
 349      ["Reply" wl-summary-reply t]
 350      ["Reply with citation" wl-summary-reply-with-citation t]
 351      ["Forward" wl-summary-forward t])
 352     "----"
 353     ["Toggle Plug Status" wl-toggle-plugged t]
 354     ["Change Plug Status" wl-plugged-change t]
 355     "----"
 356     ["Exit Current Folder" wl-summary-exit t]))
 357
 358 (if wl-on-xemacs
 359     (defun wl-summary-setup-mouse ()
 360       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 361       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 362       (define-key wl-summary-mode-map [(shift button4)]
 363         'wl-summary-up)
 364       (define-key wl-summary-mode-map [(shift button5)]
 365         'wl-summary-down)
 366       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 367   (defun wl-summary-setup-mouse ()
 368     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 369     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 370     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 371     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 372     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 373
 374 (if wl-summary-mode-map
 375     ()
 376   (setq wl-summary-mode-map (make-sparse-keymap))
 377   (define-key wl-summary-mode-map " "    'wl-summary-read)
 378   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 379   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 380   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 381   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 382   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 383   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 384   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 385   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 386   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 387   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 388   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 389   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 390   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 391   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 392   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 393 ;  (define-key wl-summary-mode-map "D"    'wl-summary-drop-unsync)
 394
 395   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 396   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 397   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 398   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 399   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 400   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 401   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 402   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 403
 404   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 405   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 406   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 407   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 408   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 409 ;;;(define-key wl-summary-mode-map "w"    'wl-draft)
 410   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 411   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 412 ;;;(define-key wl-summary-mode-map "e"     'wl-draft-open-file)
 413   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 414   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 415   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 416   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 417   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 418   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 419   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 420   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 421   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 422   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 423   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 424   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 425   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 426   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 427
 428   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 429   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 430   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 431   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 432   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 433   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 434
 435   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 436   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 437   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 438   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 439
 440   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 441   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 442   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 443
 444   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 445   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 446   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 447
 448   ;; copy & paste.
 449   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 450   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 451
 452   ;; line commands
 453   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 454   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 455   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 456   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 457   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 458   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 459   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 460 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-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-delete)
 463   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 464   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 465
 466   ;; thread commands
 467   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 468   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 469   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 470   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 471   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 472   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 473   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 474   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 475   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 476   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 477   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 478   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 479   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 480
 481   ;; target-mark commands
 482   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 483   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 484   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 485   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 486   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 487   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 488   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 489   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 490   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 491   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 492   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 493   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 494   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 495   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 496   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 497   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 498   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 499   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 500
 501   ;; region commands
 502   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 503   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 504   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 505   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 506   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 507   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 508   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 509   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 510   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 511   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 512   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 513   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 514   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 515
 516   ;; score commands
 517   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 518   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 519   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 520   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 521   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 522   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 523   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 524   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 525   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 526   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 527
 528   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 529   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 530   ;;
 531   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 532   (wl-summary-setup-mouse)
 533   (easy-menu-define
 534    wl-summary-mode-menu
 535    wl-summary-mode-map
 536    "Menu used in Summary mode."
 537    wl-summary-mode-menu-spec))
 538
 539 (defun wl-status-update ()
 540   (interactive)
 541   (wl-address-init))
 542
 543 (defun wl-summary-display-top ()
 544   (interactive)
 545   (goto-char (point-min))
 546   (if wl-summary-buffer-disp-msg
 547       (wl-summary-redisplay)))
 548
 549 (defun wl-summary-display-bottom ()
 550   (interactive)
 551   (goto-char (point-max))
 552   (forward-line -1)
 553   (if wl-summary-buffer-disp-msg
 554       (wl-summary-redisplay)))
 555
 556 (defun wl-summary-count-unread (mark-alist)
 557   (let ((new 0)
 558         (unread 0)
 559         mark)
 560     (while mark-alist
 561       (setq mark (cadr (car mark-alist)))
 562       (and mark
 563            (cond
 564             ((string= mark wl-summary-new-mark)
 565              (setq new (+ 1 new)))
 566             ((or (string= mark wl-summary-unread-uncached-mark)
 567                  (string= mark wl-summary-unread-cached-mark))
 568              (setq unread (+ 1 unread)))))
 569       (setq mark-alist (cdr mark-alist)))
 570     (if (eq major-mode 'wl-summary-mode)
 571         (setq wl-summary-buffer-new-count new
 572               wl-summary-buffer-unread-count unread))
 573     (cons new unread)))
 574
 575 (defun wl-summary-message-string (&optional use-cache)
 576   "Return full body string of current message.
 577 If optional USE-CACHE is non-nil, use cache if exists."
 578   (let ((number (wl-summary-message-number))
 579         (folder wl-summary-buffer-elmo-folder))
 580     (if (null number)
 581         (message "No message.")
 582       (elmo-set-work-buf
 583        (elmo-message-fetch folder
 584                            number
 585                            (elmo-make-fetch-strategy
 586                             'entire
 587                             use-cache ; use cache
 588                             nil ; save cache (should `t'?)
 589                             (and
 590                              use-cache
 591                              (elmo-file-cache-get-path
 592                               (elmo-message-field folder number 'message-id))))
 593                            nil
 594                            (current-buffer)
 595                            'unread)
 596        (buffer-string)))))
 597
 598 (defun wl-summary-reedit (&optional arg)
 599   "Re-edit current message.
 600 If ARG is non-nil, Supersedes message"
 601   (interactive "P")
 602   (if arg
 603       (wl-summary-supersedes-message)
 604     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 605         (if (wl-summary-message-number)
 606             (progn
 607               (wl-draft-reedit (wl-summary-message-number))
 608               (if (wl-message-news-p)
 609                   (mail-position-on-field "Newsgroups")
 610                 (mail-position-on-field "To"))
 611               (delete-other-windows)))
 612       (wl-draft-edit-string (wl-summary-message-string)))))
 613
 614 (defun wl-summary-resend-bounced-mail ()
 615   "Re-mail the current message.
 616 This only makes sense if the current message is a bounce message which
 617 contains some mail you have written but has been bounced back to
 618 you."
 619   (interactive)
 620   (save-excursion
 621     (wl-summary-set-message-buffer-or-redisplay)
 622     (set-buffer (wl-message-get-original-buffer))
 623     (goto-char (point-min))
 624     (let ((case-fold-search nil))
 625       (cond
 626        ((and
 627          (re-search-forward
 628           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 629          (not (bolp))
 630          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 631         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 632               start)
 633           (cond
 634            ((and (setq start (re-search-forward
 635                               (concat "^--" boundary "\n"
 636                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 637                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 638                                       "\\(message/rfc822\\|text/rfc822-headers\\)\n"
 639                                       "\\(.+\n\\)*\n") nil t))
 640                  (re-search-forward
 641                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 642             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 643            (t
 644             (message "Seems no message/rfc822 part.")))))
 645        ((let ((case-fold-search t))
 646           (re-search-forward wl-rejected-letter-start nil t))
 647         (skip-chars-forward " \t\n")
 648         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 649        (t
 650         (message "Does not appear to be a rejected letter."))))))
 651
 652 (defun wl-summary-resend-message (address)
 653   "Resend the current message to ADDRESS."
 654   (interactive "sResend message to: ")
 655   (if (or (null address) (string-match "^[ \t]*$" address))
 656       (message "No address specified.")
 657     (message "Resending message to %s..." address)
 658     (save-excursion
 659       (let ((original (wl-summary-get-original-buffer)))
 660         ;; We first set up a normal mail buffer.
 661         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 662         (buffer-disable-undo (current-buffer))
 663         (erase-buffer)
 664         (setq wl-sent-message-via nil)
 665         ;; Insert our usual headers.
 666         (wl-draft-insert-from-field)
 667         (wl-draft-insert-date-field)
 668         (insert "to: " address "\n")
 669         (goto-char (point-min))
 670         ;; Rename them all to "Resent-*".
 671         (while (re-search-forward "^[A-Za-z]" nil t)
 672           (forward-char -1)
 673           (insert "Resent-"))
 674         (widen)
 675         (forward-line)
 676         (delete-region (point) (point-max))
 677         (let ((beg  (point)))
 678           ;; Insert the message to be resent.
 679           (insert-buffer-substring original)
 680           (goto-char (point-min))
 681           (search-forward "\n\n")
 682           (forward-char -1)
 683           (save-restriction
 684             (narrow-to-region beg (point))
 685             (wl-draft-delete-fields wl-ignored-resent-headers)
 686             (goto-char (point-max)))
 687           (insert mail-header-separator)
 688           ;; Rename all old ("Previous-")Resent headers.
 689           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 690             (beginning-of-line)
 691             (insert "Previous-"))
 692           ;; Quote any "From " lines at the beginning.
 693           (goto-char beg)
 694           (when (looking-at "From ")
 695             (replace-match "X-From-Line: ")))
 696         ;; Send it.
 697         (wl-draft-dispatch-message)
 698         (kill-buffer (current-buffer)))
 699       (message "Resending message to %s...done" address))))
 700
 701 (defun wl-summary-buffer-set-folder (folder)
 702   (if (stringp folder)
 703       (setq folder (wl-folder-get-elmo-folder folder)))
 704   (setq wl-summary-buffer-elmo-folder folder)
 705   (setq wl-summary-buffer-folder-indicator
 706         (if (memq 'modeline wl-use-folder-petname)
 707             (wl-folder-get-petname (elmo-folder-name-internal folder))
 708           (elmo-folder-name-internal folder)))
 709   (make-local-variable 'wl-message-buffer)
 710   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 711                                             wl-folder-mime-charset-alist
 712                                             (elmo-folder-name-internal folder))
 713                                            wl-mime-charset))
 714   (setq wl-summary-buffer-weekday-name-lang
 715         (or (wl-get-assoc-list-value
 716              wl-folder-weekday-name-lang-alist
 717              (elmo-folder-name-internal folder))
 718             wl-summary-weekday-name-lang))
 719   (setq wl-summary-buffer-thread-indent-set
 720         (wl-get-assoc-list-value
 721          wl-folder-thread-indent-set-alist
 722          (elmo-folder-name-internal folder)))
 723   (setq wl-summary-buffer-persistent
 724         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 725   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 726   ;; process duplicates.
 727   (elmo-folder-set-process-duplicates-internal
 728    folder (cdr (elmo-string-matched-assoc
 729                 (elmo-folder-name-internal folder)
 730                 wl-folder-process-duplicates-alist)))
 731   (setq
 732    wl-thread-indent-level-internal
 733    (or (nth 0 wl-summary-buffer-thread-indent-set)
 734        wl-thread-indent-level)
 735    wl-thread-have-younger-brother-str-internal
 736    (or (nth 1 wl-summary-buffer-thread-indent-set)
 737        wl-thread-have-younger-brother-str)
 738    wl-thread-youngest-child-str-internal
 739    (or (nth 2 wl-summary-buffer-thread-indent-set)
 740        wl-thread-youngest-child-str)
 741    wl-thread-vertical-str-internal
 742    (or (nth 3 wl-summary-buffer-thread-indent-set)
 743        wl-thread-vertical-str)
 744    wl-thread-horizontal-str-internal
 745    (or (nth 4 wl-summary-buffer-thread-indent-set)
 746        wl-thread-horizontal-str)
 747    wl-thread-space-str-internal
 748    (or (nth 5 wl-summary-buffer-thread-indent-set)
 749        wl-thread-space-str))
 750   (setq wl-thread-indent-regexp
 751         (concat
 752          (regexp-quote wl-thread-have-younger-brother-str-internal) "\\|"
 753          (regexp-quote wl-thread-youngest-child-str-internal) "\\|"
 754          (regexp-quote wl-thread-vertical-str-internal) "\\|"
 755          (regexp-quote wl-thread-horizontal-str-internal) "\\|"
 756          (regexp-quote wl-thread-space-str-internal)))
 757   (run-hooks 'wl-summary-buffer-set-folder-hook))
 758
 759 (defun wl-summary-mode ()
 760   "Major mode for reading threaded messages.
 761 See Info under Wanderlust for full documentation.
 762
 763 Special commands:
 764 \\{wl-summary-mode-map}
 765
 766 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 767   (interactive)
 768   (unless (interactive-p) (kill-all-local-variables))
 769   (setq major-mode 'wl-summary-mode)
 770   (setq mode-name "Summary")
 771   (use-local-map wl-summary-mode-map)
 772 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 773   (setq buffer-read-only t)
 774   (setq truncate-lines t)
 775 ;;;(make-local-variable 'tab-width)
 776 ;;;(setq tab-width 1)
 777   (buffer-disable-undo (current-buffer))
 778   (wl-mode-line-buffer-identification '("Wanderlust: "
 779                                         wl-summary-buffer-folder-indicator
 780                                         wl-summary-buffer-unread-status))
 781   (easy-menu-add wl-summary-mode-menu)
 782   (when wl-summary-lazy-highlight
 783     (make-local-variable 'window-scroll-functions)
 784     (add-hook 'window-scroll-functions 'wl-highlight-summary-window))
 785   ;; This hook may contain the function `wl-setup-summary' for reasons
 786   ;; of system internal to accord facilities for the Emacs variants.
 787   (run-hooks 'wl-summary-mode-hook))
 788
 789 (defun wl-summary-overview-entity-compare-by-date (x y)
 790   "Compare entity X and Y by date."
 791   (condition-case nil
 792       (string<
 793        (timezone-make-date-sortable
 794         (elmo-msgdb-overview-entity-get-date x))
 795        (timezone-make-date-sortable
 796         (elmo-msgdb-overview-entity-get-date y)))
 797     (error))) ;; ignore error.
 798
 799 (defun wl-summary-overview-entity-compare-by-number (x y)
 800    "Compare entity X and Y by number."
 801   (<
 802    (elmo-msgdb-overview-entity-get-number x)
 803    (elmo-msgdb-overview-entity-get-number y)))
 804
 805 (defun wl-summary-overview-entity-compare-by-from (x y)
 806   "Compare entity X and Y by from."
 807   (string<
 808    (wl-address-header-extract-address
 809     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 810         wl-summary-no-from-message))
 811    (wl-address-header-extract-address
 812     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 813         wl-summary-no-from-message))))
 814
 815 (defun wl-summary-overview-entity-compare-by-subject (x y)
 816   "Compare entity X and Y by subject."
 817   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 818            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 819
 820 (defun wl-summary-sort-by-date ()
 821   (interactive)
 822   (wl-summary-rescan "date"))
 823 (defun wl-summary-sort-by-number ()
 824   (interactive)
 825   (wl-summary-rescan "number"))
 826 (defun wl-summary-sort-by-subject ()
 827   (interactive)
 828   (wl-summary-rescan "subject"))
 829 (defun wl-summary-sort-by-from ()
 830   (interactive)
 831   (wl-summary-rescan "from"))
 832
 833 (defun wl-summary-rescan (&optional sort-by)
 834   "Rescan current folder without updating."
 835   (interactive)
 836   (let* ((cur-buf (current-buffer))
 837          (msgdb (wl-summary-buffer-msgdb))
 838          (overview (elmo-msgdb-get-overview msgdb))
 839          (number-alist (elmo-msgdb-get-number-alist msgdb))
 840          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
 841          (elmo-mime-charset wl-summary-buffer-mime-charset)
 842          i percent num
 843          gc-message entity
 844          curp
 845          (inhibit-read-only t)
 846          (buffer-read-only nil)
 847          expunged)
 848     (fset 'wl-summary-append-message-func-internal
 849           (wl-summary-get-append-message-func))
 850     (wl-summary-buffer-number-column-detect nil)
 851     (erase-buffer)
 852     (message "Re-scanning...")
 853     (setq i 0)
 854     (setq num (length overview))
 855     (when sort-by
 856       (message "Sorting by %s..." sort-by)
 857       (setq overview
 858             (sort overview
 859                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 860                                   sort-by))))
 861       (message "Sorting by %s...done" sort-by)
 862       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 863                                overview))
 864     (setq curp overview)
 865     (set-buffer cur-buf)
 866     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 867     (setq wl-thread-entity-list nil)
 868     (setq wl-thread-entities nil)
 869     (setq wl-summary-buffer-number-list nil)
 870     (setq wl-summary-buffer-target-mark-list nil)
 871     (setq wl-summary-buffer-refile-list nil)
 872     (setq wl-summary-buffer-delete-list nil)
 873     (setq wl-summary-delayed-update nil)
 874     (elmo-kill-buffer wl-summary-search-buf-name)
 875     (message "Constructing summary structure...")
 876     (while curp
 877       (setq entity (car curp))
 878       (wl-summary-append-message-func-internal entity overview mark-alist
 879                                                nil)
 880       (setq curp (cdr curp))
 881       (when (> num elmo-display-progress-threshold)
 882         (setq i (+ i 1))
 883         (if (or (zerop (% i 5)) (= i num))
 884             (elmo-display-progress
 885              'wl-summary-rescan "Constructing summary structure..."
 886              (/ (* i 100) num)))))
 887     (when wl-summary-delayed-update
 888       (while wl-summary-delayed-update
 889         (message "Parent (%d) of message %d is no entity"
 890                  (caar wl-summary-delayed-update)
 891                  (elmo-msgdb-overview-entity-get-number
 892                   (cdar wl-summary-delayed-update)))
 893         (wl-summary-append-message-func-internal
 894          (cdar wl-summary-delayed-update)
 895          overview mark-alist nil t)
 896         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 897     (message "Constructing summary structure...done")
 898     (set-buffer cur-buf)
 899     (if (eq wl-summary-buffer-view 'thread)
 900         (progn
 901           (message "Inserting thread...")
 902           (wl-thread-insert-top)
 903           (message "Inserting thread...done"))
 904       (wl-summary-make-number-list))
 905     (when wl-use-scoring
 906       (setq wl-summary-scored nil)
 907       (wl-summary-score-headers nil msgdb
 908                                 (wl-summary-rescore-msgs number-alist)
 909                                 t)
 910       (when (and wl-summary-scored
 911                  (setq expunged (wl-summary-score-update-all-lines)))
 912         (message "%d message(s) are expunged by scoring." (length expunged))))
 913     (wl-summary-set-message-modified)
 914     (wl-summary-count-unread
 915      (elmo-msgdb-get-mark-alist
 916       (elmo-folder-msgdb wl-summary-buffer-elmo-folder)))
 917     (wl-summary-update-modeline)
 918     (goto-char (point-max))
 919     (forward-line -1)
 920     (set-buffer-modified-p nil)))
 921
 922 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
 923   (if (and next-entity
 924            wl-auto-select-next)
 925       (let (retval)
 926         (wl-summary-toggle-disp-msg 'off)
 927         (unwind-protect
 928             (setq retval
 929                   (wl-summary-goto-folder-subr next-entity
 930                                                'force-update
 931                                                nil
 932                                                nil ; not sticky
 933                                                t   ; interactive!
 934                                                ))
 935           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
 936           (if (and (eq retval 'more-next)
 937                    (memq wl-auto-select-next '(unread skip-no-unread))
 938                    (memq this-command wl-summary-next-no-unread-command))
 939               (if upward
 940                   (wl-summary-up
 941                    t (eq wl-auto-select-next 'skip-no-unread))
 942                 (goto-char (point-max))
 943                 (forward-line -1)
 944                 (wl-summary-down
 945                  t (eq wl-auto-select-next 'skip-no-unread))))))
 946     (wl-summary-exit)))
 947
 948 (defun wl-summary-entity-info-msg (entity finfo)
 949   (or (and entity
 950            (concat
 951             (elmo-replace-in-string
 952              (if (memq 'ask-folder wl-use-folder-petname)
 953                  (wl-folder-get-petname entity)
 954                entity)
 955              "%" "%%")
 956             (if (null (car finfo))
 957                 " (? new/? unread)"
 958               (format
 959                " (%d new/%d unread)"
 960                (nth 0 finfo)
 961                (+ (nth 0 finfo)
 962                   (nth 1 finfo))))))
 963       "folder mode"))
 964
 965 (defun wl-summary-set-message-modified ()
 966   (elmo-folder-set-message-modified-internal
 967    wl-summary-buffer-elmo-folder t)
 968   (setq wl-summary-buffer-message-modified t))
 969 (defun wl-summary-message-modified-p ()
 970   wl-summary-buffer-message-modified)
 971 (defun wl-summary-set-mark-modified ()
 972   (elmo-folder-set-mark-modified-internal
 973    wl-summary-buffer-elmo-folder t)
 974   (setq wl-summary-buffer-mark-modified t))
 975 (defun wl-summary-mark-modified-p ()
 976   wl-summary-buffer-mark-modified)
 977 (defun wl-summary-set-thread-modified ()
 978   (setq wl-summary-buffer-thread-modified t))
 979 (defun wl-summary-thread-modified-p ()
 980   wl-summary-buffer-thread-modified)
 981
 982 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
 983   (if (or wl-summary-buffer-refile-list
 984           wl-summary-buffer-copy-list
 985           wl-summary-buffer-delete-list)
 986       (if (y-or-n-p "Marks remain to be executed.  Execute them? ")
 987           (progn
 988             (wl-summary-exec)
 989             (if (or wl-summary-buffer-refile-list
 990                     wl-summary-buffer-copy-list
 991                     wl-summary-buffer-delete-list)
 992                 (error "Some execution was failed")))
 993         ;; delete temp-marks
 994         (message "")
 995         (wl-summary-delete-all-refile-marks)
 996         (wl-summary-delete-all-copy-marks)
 997         (wl-summary-delete-all-delete-marks)))
 998   (if wl-summary-buffer-target-mark-list
 999       (progn
1000         (wl-summary-delete-all-target-marks)
1001         (setq wl-summary-buffer-target-mark-list nil)))
1002   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1003   (setq wl-summary-scored nil))
1004
1005 ;; a subroutine for wl-summary-exit/wl-save-status
1006 ;; Note that folder is not commited here.
1007 (defun wl-summary-save-view ()
1008   ;; already in summary buffer.
1009   (when wl-summary-buffer-persistent
1010     ;; save the current summary buffer view.
1011     (if (and wl-summary-cache-use
1012              (or (wl-summary-message-modified-p)
1013                  (wl-summary-mark-modified-p)
1014                  (wl-summary-thread-modified-p)))
1015         (wl-summary-save-view-cache))))
1016
1017 (defun wl-summary-save-status ()
1018   "Save summary view and msgdb."
1019   (interactive)
1020   (if (interactive-p) (message "Saving summary status..."))
1021   (wl-summary-save-view)
1022   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1023   (elmo-folder-check wl-summary-buffer-elmo-folder)
1024   (if wl-use-scoring (wl-score-save))
1025   (if (interactive-p) (message "Saving summary status...done.")))
1026
1027 (defun wl-summary-force-exit ()
1028   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1029   (interactive)
1030   (wl-summary-exit 'force-exit))
1031
1032 (defun wl-summary-exit (&optional force-exit)
1033   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1034   (interactive "P")
1035   (let ((summary-buf (current-buffer))
1036         (sticky (wl-summary-sticky-p))
1037         summary-win
1038         message-buf message-win
1039         folder-buf folder-win)
1040     (run-hooks 'wl-summary-exit-pre-hook)
1041     (if wl-summary-buffer-exit-function
1042         (funcall wl-summary-buffer-exit-function)
1043       (if (or force-exit (not sticky))
1044           (wl-summary-cleanup-temp-marks sticky))
1045       (unwind-protect
1046           ;; save summary status
1047           (progn
1048             (wl-summary-save-view)
1049             (if (or force-exit (not sticky))
1050                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1051               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1052               (elmo-folder-check wl-summary-buffer-elmo-folder))
1053             (if wl-use-scoring (wl-score-save)))
1054         ;; for sticky summary
1055         (wl-delete-all-overlays)
1056         (setq wl-summary-buffer-disp-msg nil)
1057         (elmo-kill-buffer wl-summary-search-buf-name)
1058         ;; delete message window if displayed.
1059         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1060             (delete-window (get-buffer-window wl-message-buffer)))
1061         (if (and wl-summary-use-frame
1062                  (> (length (visible-frame-list)) 1))
1063             (delete-frame))
1064         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1065             (if wl-summary-use-frame
1066                 (let (select-frame)
1067                   (save-selected-window
1068                     (dolist (frame (visible-frame-list))
1069                       (select-frame frame)
1070                       (if (get-buffer-window folder-buf)
1071                           (setq select-frame frame))))
1072                   (if select-frame
1073                       (select-frame select-frame)
1074                     (switch-to-buffer folder-buf)))
1075               (if (setq folder-win (get-buffer-window folder-buf))
1076                   ;; folder win is already displayed.
1077                   (select-window folder-win)
1078                 ;; folder win is not displayed.
1079                 (switch-to-buffer folder-buf)))
1080           ;; currently no folder buffer
1081           (wl-folder))
1082         (and wl-folder-move-cur-folder
1083              wl-folder-buffer-cur-point
1084              (goto-char wl-folder-buffer-cur-point))
1085         (setq wl-folder-buffer-cur-path nil)
1086         (setq wl-folder-buffer-cur-entity-id nil)
1087         (wl-delete-all-overlays)
1088         (if wl-summary-exit-next-move
1089             (wl-folder-next-unsync t)
1090           (beginning-of-line))
1091         (if (setq summary-win (get-buffer-window summary-buf))
1092             (delete-window summary-win))
1093         (if (or force-exit
1094                 (not sticky))
1095             (progn
1096               (set-buffer summary-buf)
1097               (kill-buffer summary-buf)))
1098         (run-hooks 'wl-summary-exit-hook)))))
1099
1100 (defun wl-summary-suspend ()
1101   (interactive)
1102   (wl-summary-exit)
1103   (wl-folder-suspend))
1104
1105 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1106   (interactive)
1107   (wl-summary-sync-update unset-cursor nil no-check))
1108
1109 (defsubst wl-summary-sync-all-init ()
1110   (wl-summary-cleanup-temp-marks)
1111   (erase-buffer)
1112   (wl-summary-set-message-modified)
1113   (wl-summary-set-mark-modified)
1114   (setq wl-thread-entity-hashtb (elmo-make-hash
1115                                  (* (length (elmo-msgdb-get-number-alist
1116                                              (wl-summary-buffer-msgdb))) 2)))
1117   (setq wl-thread-entity-list nil)
1118   (setq wl-thread-entities nil)
1119   (setq wl-summary-buffer-number-list nil)
1120   (setq wl-summary-buffer-target-mark-list nil)
1121   (setq wl-summary-buffer-refile-list nil)
1122   (setq wl-summary-buffer-copy-list nil)
1123   (setq wl-summary-buffer-delete-list nil)
1124   (wl-summary-buffer-number-column-detect nil))
1125
1126 (defun wl-summary-sync (&optional unset-cursor force-range)
1127   (interactive)
1128   (let* ((folder wl-summary-buffer-elmo-folder)
1129          (inhibit-read-only t)
1130          (buffer-read-only nil)
1131          (msgdb-dir (elmo-folder-msgdb-path folder))
1132          (range (or force-range (wl-summary-input-range
1133                                  (elmo-folder-name-internal folder)))))
1134     (cond ((string= range "rescan")
1135            (let ((msg (wl-summary-message-number)))
1136              (wl-summary-rescan)
1137              (and msg (wl-summary-jump-to-msg msg))))
1138           ((string= range "rescan-noscore")
1139            (let ((msg (wl-summary-message-number))
1140                  wl-use-scoring)
1141              (wl-summary-rescan)
1142              (and msg (wl-summary-jump-to-msg msg))))
1143           ((string= range "cache-status")
1144            (let ((msg (wl-summary-message-number)))
1145              (wl-summary-resume-cache-status)
1146              (and msg (wl-summary-jump-to-msg msg))))
1147           ((or (string-match "last:" range)
1148                (string-match "first:" range))
1149            (wl-summary-goto-folder-subr (concat "/" range "/"
1150                                                 (elmo-folder-name-internal
1151                                                  folder))
1152             'force-update nil nil t))
1153           (t
1154            (wl-summary-sync-update unset-cursor
1155                                    (cond ((string= range "all") 'all)
1156                                          ((string= range "all-visible")
1157                                           'visible-only)))))))
1158
1159 (defvar wl-summary-edit-addresses-candidate-fields
1160   ;; First element becomes default.
1161   '("from" "to" "cc"))
1162
1163 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1164   (let ((fields wl-summary-edit-addresses-candidate-fields)
1165         body candidates components)
1166     (while fields
1167       (setq body
1168             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1169                        ","))
1170       (setq body (wl-parse-addresses body))
1171       (if body (setq candidates (append candidates body)))
1172       (setq fields (cdr fields)))
1173     (setq candidates (elmo-uniq-list candidates))
1174     (elmo-set-work-buf
1175      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1176      (mapcar (function
1177               (lambda (x)
1178                 (setq components (std11-extract-address-components x))
1179                 (cons (nth 1 components)
1180                       (and (car components)
1181                            (eword-decode-string
1182                             (decode-mime-charset-string
1183                              (car components)
1184                              mime-charset))))))
1185              candidates))))
1186
1187 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1188   ;; returns nil if there's no change.
1189   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1190       (let (char)
1191         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1192                  the-email)
1193         (while (not (or (eq (setq char (read-char)) ?\r)
1194                         (eq char ?\n)
1195                         (eq char ? )
1196                         (eq char ?e)
1197                         (eq char ?c)
1198                         (eq char ?d)))
1199           (message
1200            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1201         (cond
1202          ((or (eq char ?e)
1203               (eq char ?\n)
1204               (eq char ?\r)
1205               (eq char ? ))
1206           ;; Change Addresses
1207           (wl-address-add-or-change
1208            the-email
1209            (wl-address-header-extract-realname
1210             (cdr (assoc
1211                   (let ((completion-ignore-case t) comp)
1212                     (setq comp
1213                           (try-completion the-email wl-address-completion-list))
1214                     (if (equal comp t) the-email comp))
1215                   wl-address-completion-list))))
1216           "edited")
1217          ((eq char ?d)
1218           ;; Delete Addresses
1219           (if (y-or-n-p (format "Delete '%s'? "
1220                                 the-email))
1221               (progn
1222                 (wl-address-delete the-email)
1223                 "deleted")
1224             (message "")
1225             nil))
1226          (t (message "")
1227             nil)))
1228     ;; Add Petname
1229     (wl-address-add-or-change the-email name-in-addr)
1230     "added"))
1231
1232 (defun wl-summary-edit-addresses (&optional addr-str)
1233   "Edit address book interactively.
1234 Optional argument ADDR-STR is used as a target address if specified."
1235   (interactive (if current-prefix-arg
1236                    (list (read-from-minibuffer "Target address: "))))
1237   (if (null (wl-summary-message-number))
1238       (message "No message.")
1239     (save-excursion
1240       (let* ((charset wl-summary-buffer-mime-charset)
1241              (candidates
1242               (with-current-buffer (wl-summary-get-original-buffer)
1243                 (wl-summary-edit-addresses-collect-candidate-fields
1244                  charset)))
1245              address pair result)
1246         (if addr-str
1247             (setq address addr-str)
1248           (when candidates
1249             (setq address (car (car candidates)))
1250             (setq address
1251                   (completing-read
1252                    (format "Target address (%s): " address)
1253                    (mapcar
1254                     (function (lambda (x) (cons (car x) (car x))))
1255                     candidates)
1256                    nil nil nil nil address))))
1257         (when address
1258           (setq pair (assoc address candidates))
1259           (unless pair
1260             (setq pair (cons address nil)))
1261           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1262             ;; update alias
1263             (wl-status-update)
1264             (setq address (assoc (car pair) wl-address-list))
1265             (if address
1266                 (message "%s, %s, <%s> is %s."
1267                          (nth 2 address)
1268                          (nth 1 address)
1269                          (nth 0 address)
1270                          result)))
1271 ;;; i'd like to update summary-buffer, but...
1272 ;;;     (wl-summary-rescan)
1273           (run-hooks 'wl-summary-edit-addresses-hook))))))
1274
1275 (defun wl-summary-incorporate (&optional arg)
1276   "Check and prefetch all uncached messages.
1277 If ARG is non-nil, checking is omitted."
1278   (interactive "P")
1279   (unless arg
1280     (save-excursion
1281       (wl-summary-sync-force-update)))
1282   (wl-summary-prefetch-region (point-min) (point-max)
1283                               wl-summary-incorporate-marks))
1284
1285 (defun wl-summary-prefetch-msg (number &optional arg)
1286   "Returns status-mark. if skipped, returns nil."
1287   ;; prefetching procedure.
1288   (save-excursion
1289     (let* ((msgdb (wl-summary-buffer-msgdb))
1290            (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1291            (number-alist (elmo-msgdb-get-number-alist msgdb))
1292            (message-id (cdr (assq number number-alist)))
1293            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1294            (entity ov)
1295            (size (elmo-msgdb-overview-entity-get-size ov))
1296            (inhibit-read-only t)
1297            (buffer-read-only nil)
1298            (file-cached (elmo-file-cache-exists-p message-id))
1299            (force-read (and size
1300                             (or (null wl-prefetch-threshold)
1301                                 (< size wl-prefetch-threshold))))
1302            mark new-mark)
1303       (unwind-protect
1304           (progn
1305             (when (and (or arg (not file-cached))
1306                        size (not force-read) wl-prefetch-confirm)
1307               (setq force-read
1308                     (save-restriction
1309                       (widen)
1310                       (y-or-n-p
1311                        (format
1312                         "Message from %s has %d bytes.  Prefetch it? "
1313                         (concat
1314                          "[ "
1315                          (save-match-data
1316                            (wl-set-string-width
1317                             wl-summary-from-width
1318                             (wl-summary-from-func-internal
1319                              (eword-decode-string
1320                               (elmo-delete-char
1321                                ?\"
1322                                (or
1323                                 (elmo-msgdb-overview-entity-get-from ov)
1324                                 "??")))))) " ]")
1325                         size))))
1326               (message ""))             ; flush.
1327             (setq mark (cadr (assq number mark-alist)))
1328             (if force-read
1329                 (save-excursion
1330                   (save-match-data
1331                     ;; online
1332                     (if (or arg (not file-cached))
1333                         (elmo-message-encache
1334                          wl-summary-buffer-elmo-folder
1335                          number))
1336                     (setq new-mark
1337                           (cond
1338                            ((string= mark
1339                                      wl-summary-unread-uncached-mark)
1340                             wl-summary-unread-cached-mark)
1341                            ((string= mark wl-summary-new-mark)
1342                             (setq wl-summary-buffer-new-count
1343                                   (- wl-summary-buffer-new-count 1))
1344                             (setq wl-summary-buffer-unread-count
1345                                   (+ wl-summary-buffer-unread-count 1))
1346                             wl-summary-unread-cached-mark)
1347                            ((string= mark wl-summary-read-uncached-mark)
1348                             nil)
1349                            (t mark)))
1350                     (setq mark-alist (elmo-msgdb-mark-set
1351                                       mark-alist number new-mark))
1352                     (or new-mark (setq new-mark " "))
1353                     (elmo-msgdb-set-mark-alist msgdb mark-alist)
1354                     (wl-summary-set-mark-modified)
1355                     (wl-summary-update-modeline)
1356                     (wl-folder-update-unread
1357                      (wl-summary-buffer-folder-name)
1358                      (+ wl-summary-buffer-unread-count
1359                         wl-summary-buffer-new-count)))
1360                   new-mark)))))))
1361
1362 ;;(defvar wl-summary-message-uncached-marks
1363 ;;  (list wl-summary-new-mark
1364 ;;      wl-summary-unread-uncached-mark
1365 ;;      wl-summary-read-uncached-mark))
1366
1367 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1368   (interactive "r")
1369   (let ((count 0)
1370         targets
1371         mark length
1372         entity msg
1373         start-pos pos)
1374     (save-excursion
1375       (setq start-pos (point))
1376       (save-restriction
1377         (narrow-to-region beg end)
1378         ;; collect prefetch targets.
1379         (message "Collecting marks...")
1380         (goto-char (point-min))
1381         (while (not (eobp))
1382           (beginning-of-line)
1383           (when (looking-at "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)")
1384             (setq mark (wl-match-buffer 2))
1385             (setq msg (string-to-int (wl-match-buffer 1)))
1386             (if (or (and (null prefetch-marks)
1387                          msg
1388                          (null (elmo-file-cache-exists-p
1389                                 (cdr (assq msg
1390                                            (elmo-msgdb-get-number-alist
1391                                             (wl-summary-buffer-msgdb)))))))
1392                     (member mark prefetch-marks))
1393                 (setq targets (nconc targets (list msg))))
1394             (setq entity (wl-thread-get-entity msg))
1395             (if (or (not (eq wl-summary-buffer-view 'thread))
1396                     (wl-thread-entity-get-opened entity))
1397                 (); opened. no hidden children.
1398               ;; hidden children!!
1399               (setq targets (nconc
1400                              targets
1401                              (wl-thread-get-children-msgs-uncached
1402                               msg prefetch-marks)))))
1403           (forward-line 1))
1404         (setq length (length targets))
1405         (message "Prefetching...")
1406         (while targets
1407           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1408                                (wl-thread-get-entity (car targets))))
1409                          (progn
1410                            (wl-summary-jump-to-msg (car targets))
1411                            (wl-summary-prefetch))
1412                        (wl-summary-prefetch-msg (car targets))))
1413           (if (if prefetch-marks
1414                   (string= mark wl-summary-unread-cached-mark)
1415                 (or (string= mark wl-summary-unread-cached-mark)
1416                     (string= mark " ")))
1417               (message "Prefetching... %d/%d message(s)"
1418                        (setq count (+ 1 count)) length))
1419           ;; redisplay!
1420           (save-excursion
1421             (setq pos (point))
1422             (goto-char start-pos)
1423             (if (pos-visible-in-window-p pos)
1424                 (save-restriction
1425                   (widen)
1426                   (sit-for 0))))
1427           (setq targets (cdr targets)))
1428         (message "Prefetched %d/%d message(s)" count length)
1429         (cons count length)))))
1430
1431 (defun wl-summary-prefetch (&optional arg)
1432   "Prefetch current message."
1433   (interactive "P")
1434   (save-excursion
1435     (save-match-data
1436       (beginning-of-line)
1437       (when (looking-at "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)")
1438         (goto-char (match-beginning 2))
1439         (let ((inhibit-read-only t)
1440               (buffer-read-only nil)
1441               (beg (match-beginning 2))
1442               (end (match-end 2))
1443               mark)
1444           (setq mark (wl-summary-prefetch-msg
1445                       (string-to-int (wl-match-buffer 1)) arg))
1446           (when mark
1447             (delete-region beg end)
1448             (insert mark)
1449             (if wl-summary-highlight
1450                 (wl-highlight-summary-current-line)))
1451           (set-buffer-modified-p nil)
1452           mark)))))
1453
1454 (defun wl-summary-delete-all-status-marks-on-buffer ()
1455   (interactive)
1456   (save-excursion
1457     (goto-char (point-min))
1458     (let ((inhibit-read-only t)
1459           (buffer-read-only nil)
1460           (case-fold-search nil))
1461       (while (re-search-forward
1462               (concat "^" wl-summary-buffer-number-regexp ".\\(.\\)") nil t)
1463         (delete-region (match-beginning 1) (match-end 1))
1464         (insert " ")))))
1465
1466 (defun wl-summary-delete-marks-on-buffer (marks)
1467   (while marks
1468     (wl-summary-unmark (pop marks))))
1469
1470 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1471   (wl-summary-delete-marks-on-buffer copies))
1472
1473 (defun wl-summary-delete-all-refile-marks ()
1474   (let ((marks wl-summary-buffer-refile-list))
1475     (while marks
1476       (wl-summary-unmark (car (pop marks))))))
1477
1478 (defun wl-summary-delete-all-copy-marks ()
1479   (let ((marks wl-summary-buffer-copy-list))
1480     (while marks
1481       (wl-summary-unmark (car (pop marks))))))
1482
1483 (defun wl-summary-delete-all-delete-marks ()
1484   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1485
1486 (defun wl-summary-delete-all-target-marks ()
1487   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1488
1489 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1490   ;; for summary view cache saving.
1491   (interactive)
1492   (save-excursion
1493     (goto-char (point-min))
1494     (let ((inhibit-read-only t)
1495           (buffer-read-only nil)
1496           (case-fold-search nil)
1497           (regexp (concat "^" wl-summary-buffer-number-regexp "\\([^ ]\\)" )))
1498       (while (re-search-forward regexp nil t)
1499         (delete-region (match-beginning 1) (match-end 1))
1500         (insert " ")
1501         (if (and sticky wl-summary-highlight)
1502             (wl-highlight-summary-current-line))))))
1503
1504 (defun wl-summary-delete-all-marks (mark-alist mark)
1505   "Delete all MARKs in MARK-ALIST."
1506   (let ((malist mark-alist)
1507         (ret-val mark-alist)
1508         entity)
1509     (while malist
1510       (setq entity (car malist))
1511       (if (string= (cadr entity) mark)
1512           ;; delete this entity
1513           (setq ret-val (delete entity ret-val)))
1514       (setq malist (cdr malist)))
1515     ret-val))
1516
1517 ;; Does not work correctly...
1518 (defun wl-summary-mark-as-read-region (beg end)
1519   (interactive "r")
1520   (save-excursion
1521     (save-restriction
1522       (narrow-to-region beg end)
1523 ;;; use narrowing.
1524 ;;;   (save-excursion (goto-char end)
1525 ;;;                   (end-of-line) (point)))
1526       (goto-char (point-min))
1527       (if (eq wl-summary-buffer-view 'thread)
1528           (progn
1529             (while (not (eobp))
1530               (let* ((number (wl-summary-message-number))
1531                      (entity (wl-thread-get-entity number))
1532                      children)
1533                 (if (wl-thread-entity-get-opened entity)
1534                     ;; opened...mark line.
1535                     ;; Crossposts are not processed
1536                     (wl-summary-mark-as-read t)
1537                   ;; closed
1538                   (wl-summary-mark-as-read t) ; mark itself.
1539                   (setq children (wl-thread-get-children-msgs number))
1540                   (while children
1541                     (wl-summary-mark-as-read t nil nil (car children))
1542                     (setq children (cdr children))))
1543                 (forward-line 1))))
1544         (while (not (eobp))
1545           (wl-summary-mark-as-read t)
1546           (forward-line 1)))))
1547   (wl-summary-count-unread (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
1548   (wl-summary-update-modeline))
1549
1550 (defun wl-summary-mark-as-unread-region (beg end)
1551   (interactive "r")
1552   (save-excursion
1553     (save-restriction
1554       (narrow-to-region beg end)
1555 ;;; use narrowing.
1556 ;;;      (save-excursion (goto-char end)
1557 ;;;                   (end-of-line) (point)))
1558       (goto-char (point-min))
1559       (if (eq wl-summary-buffer-view 'thread)
1560           (progn
1561             (while (not (eobp))
1562               (let* ((number (wl-summary-message-number))
1563                      (entity (wl-thread-get-entity number))
1564                      children)
1565                 (if (wl-thread-entity-get-opened entity)
1566                     ;; opened...mark line.
1567                     ;; Crossposts are not processed
1568                     (wl-summary-mark-as-unread)
1569                   ;; closed
1570                   (wl-summary-mark-as-unread) ; mark itself.
1571                   (setq children
1572                         (delq number (wl-thread-get-children-msgs number)))
1573                   (while children
1574                     (wl-summary-mark-as-unread (car children))
1575                     (setq children (cdr children))))
1576                 (forward-line 1))))
1577         (while (not (eobp))
1578           (wl-summary-mark-as-unread)
1579           (forward-line 1)))))
1580   (wl-summary-count-unread (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
1581   (wl-summary-update-modeline))
1582
1583 (defun wl-summary-mark-as-important-region (beg end)
1584   (interactive "r")
1585   (save-excursion
1586     (save-restriction
1587       (narrow-to-region beg end);(save-excursion (goto-char end)
1588                                         ;    (end-of-line) (point)))
1589       (goto-char (point-min))
1590       (if (eq wl-summary-buffer-view 'thread)
1591           (progn
1592             (while (not (eobp))
1593               (let* ((number (wl-summary-message-number))
1594                      (entity (wl-thread-get-entity number))
1595                      children)
1596                 (if (wl-thread-entity-get-opened entity)
1597                     ;; opened...mark line.
1598                     ;; Crossposts are not processed
1599                     (wl-summary-mark-as-important)
1600                   ;; closed
1601                   (wl-summary-mark-as-important) ; mark itself.
1602                   (setq children
1603                         (delq number (wl-thread-get-children-msgs number)))
1604                   (while children
1605                     (wl-thread-msg-mark-as-important (car children))
1606                     (setq children (cdr children))))
1607                 (forward-line 1))))
1608         (while (not (eobp))
1609           (wl-summary-mark-as-important)
1610           (forward-line 1)))))
1611   (wl-summary-count-unread (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
1612   (wl-summary-update-modeline))
1613
1614 (defun wl-summary-mark-as-read-all ()
1615   (interactive)
1616   (if (or (not (interactive-p))
1617           (y-or-n-p "Mark all messages as read? "))
1618       (let* ((folder wl-summary-buffer-elmo-folder)
1619              (cur-buf (current-buffer))
1620              (msgdb (wl-summary-buffer-msgdb))
1621 ;;;          (number-alist (elmo-msgdb-get-number-alist msgdb))
1622              (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1623              (malist mark-alist)
1624              (inhibit-read-only t)
1625              (buffer-read-only nil)
1626              (case-fold-search nil)
1627              msg mark)
1628         (message "Setting all msgs as read...")
1629         (elmo-folder-mark-as-read folder
1630                                   (elmo-folder-list-unreads
1631                                    folder
1632                                    (list wl-summary-unread-cached-mark
1633                                          wl-summary-unread-uncached-mark
1634                                          wl-summary-new-mark)))
1635         (save-excursion
1636           (goto-char (point-min))
1637           (while (re-search-forward "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9 ]\\)" nil t)
1638             (setq msg (string-to-int (wl-match-buffer 1)))
1639             (setq mark (wl-match-buffer 2))
1640             (when (and (not (string= mark wl-summary-important-mark))
1641                        (not (string= mark wl-summary-read-uncached-mark)))
1642               (delete-region (match-beginning 2) (match-end 2))
1643               (if (or (not (elmo-message-use-cache-p folder msg))
1644                       (string= mark wl-summary-unread-cached-mark))
1645                   (progn
1646                     (insert " ")
1647                     (setq mark-alist
1648                           (elmo-msgdb-mark-set
1649                            mark-alist
1650                            msg
1651 ;;; Use msg instead of (cdr (assq msg number-alist)).
1652 ;;;                        (cdr (assq msg number-alist))
1653                            nil)))
1654                 ;; New mark and unread-uncached mark
1655                 (insert wl-summary-read-uncached-mark)
1656                 (setq mark-alist
1657                       (elmo-msgdb-mark-set mark-alist
1658                                            msg
1659 ;;;                                        (cdr (assq msg number-alist))
1660                                            wl-summary-read-uncached-mark)))
1661               (if wl-summary-highlight
1662                   (wl-highlight-summary-current-line nil nil t)))))
1663         (setq mark-alist (wl-summary-set-as-read-mark-alist mark-alist))
1664         (wl-summary-set-mark-modified)
1665         (set-buffer cur-buf); why is this needed???
1666         (elmo-msgdb-set-mark-alist msgdb mark-alist)
1667         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1668         (setq wl-summary-buffer-unread-count 0)
1669         (setq wl-summary-buffer-new-count    0)
1670         (wl-summary-update-modeline)
1671         (message "Setting all msgs as read...done")
1672         (set-buffer-modified-p nil))))
1673
1674 (defun wl-summary-delete-cache ()
1675   "Delete cache of current message."
1676   (interactive)
1677   (save-excursion
1678     (let* ((inhibit-read-only t)
1679            (buffer-read-only nil)
1680            (folder wl-summary-buffer-elmo-folder)
1681            (msgdb (wl-summary-buffer-msgdb))
1682            (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1683            (number-alist (elmo-msgdb-get-number-alist msgdb))
1684            (case-fold-search nil)
1685            mark number unread new-mark)
1686 ;;;   (re-search-backward "^ *[0-9]+..[0-9]+/[0-9]+" nil t) ; set cursor line
1687       (beginning-of-line)
1688       (when (looking-at "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)")
1689         (progn
1690           (setq mark (wl-match-buffer 2))
1691           (cond
1692            ((or (string= mark wl-summary-new-mark)
1693                 (string= mark wl-summary-unread-uncached-mark)
1694                 (string= mark wl-summary-important-mark))
1695             ;; noop
1696             )
1697            ((string= mark wl-summary-unread-cached-mark)
1698             (setq new-mark wl-summary-unread-uncached-mark))
1699            (t
1700             (setq new-mark wl-summary-read-uncached-mark)))
1701           (when new-mark
1702             (setq number (string-to-int (wl-match-buffer 1)))
1703             (delete-region (match-beginning 2) (match-end 2))
1704             (goto-char (match-beginning 2))
1705             (insert new-mark)
1706             (elmo-file-cache-delete
1707              (elmo-file-cache-get-path
1708               (elmo-message-field wl-summary-buffer-elmo-folder
1709                                   number
1710                                   'message-id)))
1711             (setq mark-alist
1712                   (elmo-msgdb-mark-set mark-alist number new-mark))
1713             (elmo-msgdb-set-mark-alist msgdb mark-alist)
1714             (wl-summary-set-mark-modified)
1715             (if wl-summary-highlight
1716                 (wl-highlight-summary-current-line nil nil t))
1717             (set-buffer-modified-p nil)))))))
1718
1719 (defun wl-summary-resume-cache-status ()
1720   "Resume the cache status of all messages in the current folder."
1721   (interactive)
1722   (let* ((folder wl-summary-buffer-elmo-folder)
1723          (cur-buf (current-buffer))
1724          (msgdb (wl-summary-buffer-msgdb))
1725          (number-alist (elmo-msgdb-get-number-alist msgdb))
1726          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1727          (inhibit-read-only t)
1728          (buffer-read-only nil)
1729          (case-fold-search nil)
1730          msg mark msgid set-mark)
1731     (message "Resuming cache status...")
1732     (save-excursion
1733       (goto-char (point-min))
1734       (while (re-search-forward "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)" nil t)
1735         (setq msg (string-to-int
1736                    (wl-match-buffer 1)))
1737         (setq mark (wl-match-buffer 2))
1738         (setq msgid (cdr (assq msg number-alist)))
1739         (setq set-mark nil)
1740         (if (elmo-file-cache-exists-p msgid)
1741             (if (or
1742                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1743                  (string= mark wl-summary-new-mark)             ; N -> !
1744                  )
1745                 (setq set-mark wl-summary-unread-cached-mark)
1746               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1747                   (setq set-mark " ")))
1748           (if (string= mark " ")
1749               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1750             (if (string= mark wl-summary-unread-cached-mark)
1751                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1752               )))
1753         (when set-mark
1754           (delete-region (match-beginning 2) (match-end 2))
1755           (insert set-mark)
1756           (setq mark-alist
1757                 (elmo-msgdb-mark-set
1758                  mark-alist msg ; msgid
1759                  (if (string= set-mark " ") nil set-mark)))
1760           (if wl-summary-highlight
1761               (wl-highlight-summary-current-line))))
1762       (wl-summary-set-mark-modified)
1763       (set-buffer cur-buf); why is this needed???
1764       (elmo-msgdb-set-mark-alist msgdb mark-alist)
1765       (wl-summary-count-unread mark-alist)
1766       (wl-summary-update-modeline)
1767       (message "Resuming cache status...done")
1768       (set-buffer-modified-p nil))))
1769
1770 (defun wl-summary-resume-marks-and-highlight ()
1771   (let* ((msgdb (wl-summary-buffer-msgdb))
1772          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1773 ;;;      (number-alist (elmo-msgdb-get-number-alist msgdb))
1774          (count (count-lines (point-min)(point-max)))
1775          (i 0)
1776          msg-num percent smark)
1777     (save-excursion
1778       (goto-char (point-min))
1779       (message "Resuming all marks...")
1780       (while (not (eobp))
1781         (setq msg-num (wl-summary-message-number))
1782         (setq smark (car (cdr (assq msg-num mark-alist))))
1783         (if (looking-at (format "^ *%s \\( \\)" msg-num))
1784             (progn
1785               (goto-char (match-end 1))
1786               (delete-region (match-beginning 1) (match-end 1))
1787               (insert (or smark " "))))
1788         (wl-highlight-summary-current-line smark)
1789         (when (> count elmo-display-progress-threshold)
1790           (setq i (+ i 1))
1791           (setq percent (/ (* i 100) count))
1792           (elmo-display-progress
1793            'wl-summary-resume-marks-and-highlight "Resuming all marks..."
1794            percent))
1795         (forward-line 1)))
1796     (message "Resuming all marks...done")))
1797
1798 (defun wl-summary-resume-marks ()
1799   (let* ((msgdb (wl-summary-buffer-msgdb))
1800          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1801          (number-alist (elmo-msgdb-get-number-alist msgdb))
1802          (count (length mark-alist))
1803          (i 0)
1804          entity msg-num percent)
1805     (save-excursion
1806       (message "Resuming all marks...")
1807       (while mark-alist
1808         (setq entity (car mark-alist))
1809         (if (setq msg-num (car (rassoc (car entity) number-alist)))
1810             (progn
1811 ;;;           (goto-char (point-min))
1812               (if (re-search-forward (format "^ *%s \\( \\)" msg-num) nil t)
1813                   (progn
1814                     (delete-region (match-beginning 1) (match-end 1))
1815                     (insert (or (cadr entity)
1816                                 " ")))
1817                 (if (re-search-backward (format "^ *%s \\( \\)" msg-num) nil t)
1818                     (progn
1819                       (goto-char (match-end 1))
1820                       (delete-region (match-beginning 1) (match-end 1))
1821                       (insert (or (cadr entity)
1822                                   " ")))))))
1823         (when (> count elmo-display-progress-threshold)
1824           (setq i (+ i 1))
1825           (setq percent (/ (* i 100) count))
1826           (elmo-display-progress
1827            'wl-summary-resume-marks "Resuming all marks..."
1828            percent))
1829         (setq mark-alist (cdr mark-alist)))
1830       (message "Resuming all marks...done"))))
1831
1832 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1833   (interactive)
1834   (save-excursion
1835     (let ((inhibit-read-only t)
1836           (buffer-read-only nil)
1837           (msgs2 msgs)
1838           (len (length msgs))
1839           (i 0)
1840           update-list)
1841       (elmo-kill-buffer wl-summary-search-buf-name)
1842       (while msgs
1843         (if (eq wl-summary-buffer-view 'thread)
1844             (progn
1845               ;; don't use wl-append(nconc), because list is broken. ...why?
1846               (setq update-list
1847                     (append update-list
1848                             (wl-thread-delete-message (car msgs))))
1849               (setq update-list (delq (car msgs) update-list)))
1850           (goto-char (point-min))
1851           (if (re-search-forward (format "^ *%d[^0-9]\\([^0-9]\\).*$"
1852                                          (car msgs)) nil t)
1853               (progn
1854                 (delete-region (match-beginning 0) (match-end 0))
1855                 (delete-char 1) ; delete '\n'
1856                 (setq wl-summary-buffer-number-list
1857                       (delq (car msgs) wl-summary-buffer-number-list)))))
1858         (when (and deleting-info
1859                    (> len elmo-display-progress-threshold))
1860           (setq i (1+ i))
1861           (if (or (zerop (% i 5)) (= i len))
1862               (elmo-display-progress
1863                'wl-summary-delete-messages-on-buffer deleting-info
1864                (/ (* i 100) len))))
1865         (setq msgs (cdr msgs)))
1866       (when (eq wl-summary-buffer-view 'thread)
1867         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1868                                     (unless deleting-info 'no-msg))
1869         (wl-thread-cleanup-symbols msgs2))
1870       (wl-summary-count-unread
1871        (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
1872       (wl-summary-update-modeline)
1873       (wl-folder-update-unread
1874        (wl-summary-buffer-folder-name)
1875        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1876
1877 (defun wl-summary-set-as-read-mark-alist (mark-alist)
1878   (let ((marks (list (cons wl-summary-unread-cached-mark
1879                            nil)
1880                      (cons wl-summary-unread-uncached-mark
1881                            wl-summary-read-uncached-mark)
1882                      (cons wl-summary-new-mark
1883                            wl-summary-read-uncached-mark)))
1884         (ret-val mark-alist)
1885         entity pair)
1886     (while mark-alist
1887       (setq entity (car mark-alist))
1888       (when (setq pair (assoc (cadr entity) marks))
1889         (if (elmo-message-use-cache-p wl-summary-buffer-elmo-folder
1890                                       (caar mark-alist))
1891             (if (cdr pair)
1892                 (setcar (cdr entity) (cdr pair))
1893               (setq ret-val (delete entity ret-val)))
1894           (setq ret-val (delete entity ret-val))))
1895       (setq mark-alist (cdr mark-alist)))
1896     ret-val))
1897
1898 (defun wl-summary-set-status-marks (mark-alist before after)
1899   "Set the BEFORE marks to AFTER."
1900   (let ((ret-val mark-alist)
1901         entity)
1902     (while mark-alist
1903       (setq entity (car mark-alist))
1904       (when (string= (cadr entity) before)
1905         (if after
1906             (setcar (cdr entity) after)
1907           (setq ret-val (delete entity ret-val))))
1908       (setq mark-alist (cdr mark-alist)))
1909     ret-val))
1910
1911 (defun wl-summary-set-status-marks-on-buffer (before after)
1912   "Set the MARKS marks on buffer."
1913   (interactive)
1914   (save-excursion
1915     (goto-char (point-min))
1916     (let ((inhibit-read-only t)
1917           (buffer-read-only nil)
1918           (regexp (concat "^" wl-summary-buffer-number-regexp ".\\(\\%s\\)")))
1919       (while (re-search-forward
1920               (format regexp (regexp-quote before)) nil t)
1921         (delete-region (match-beginning 1) (match-end 1))
1922         (insert after)
1923         (if wl-summary-highlight
1924             (wl-highlight-summary-current-line))))))
1925
1926 (defun wl-summary-get-delete-folder (folder)
1927   (if (string= folder wl-trash-folder)
1928       'null
1929     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1930                      'trash)))
1931       (cond ((stringp type)
1932              type)
1933             ((or (equal type 'remove) (equal type 'null))
1934              'null)
1935             (t;; (equal type 'trash)
1936              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1937                (unless (elmo-folder-exists-p trash-folder)
1938                  (if (y-or-n-p
1939                       (format "Trash Folder %s does not exist, create it? "
1940                               wl-trash-folder))
1941                      (elmo-folder-create trash-folder)
1942                    (error "Trash Folder is not created"))))
1943                wl-trash-folder)))))
1944
1945 (defun wl-summary-delete-important-msgs-from-list (delete-list
1946                                                    mark-alist)
1947   (let ((dlist delete-list))
1948     (while dlist
1949       (if (string= wl-summary-important-mark
1950                    (car (cdr (assq (car dlist) mark-alist))))
1951           (setq delete-list (delete (car dlist) delete-list)))
1952       (setq dlist (cdr dlist)))
1953     delete-list))
1954
1955 (defun wl-summary-delete-canceled-msgs-from-list (delete-list msgdb)
1956   (let ((dlist delete-list))
1957     (while dlist
1958       (if (null (cdr (assq (car dlist) (cadr msgdb))))
1959           (setq delete-list (delete (car dlist) delete-list)))
1960       (setq dlist (cdr dlist)))
1961     delete-list))
1962
1963 (defun wl-summary-get-append-message-func ()
1964   (if (eq wl-summary-buffer-view 'thread)
1965       'wl-summary-insert-thread-entity
1966 ;;;   'wl-summary-insert-thread
1967     'wl-summary-insert-summary))
1968
1969 (defun wl-summary-sort ()
1970   (interactive)
1971   (let ((sort-by (let ((input-range-list '("number" "date" "subject" "from"))
1972                        (default "date")
1973                        in)
1974                    (setq in
1975                          (completing-read
1976                           (format "Sort by (%s): " default)
1977                           (mapcar
1978                            (function (lambda (x) (cons x x)))
1979                            input-range-list)))
1980                    (if (string= in "")
1981                        default
1982                      in))))
1983     (if (not (member sort-by '("number" "date" "subject" "from")))
1984         (error "Sort by %s is not implemented"  sort-by))
1985     (wl-summary-rescan sort-by)))
1986
1987 (defun wl-summary-sync-marks ()
1988   "Update marks in summary."
1989   (interactive)
1990   (let ((last-progress 0)
1991         (i 0)
1992         mark-alist unread-marks importants unreads
1993         importants-in-db unreads-in-db diff diffs
1994         mes num-ma progress)
1995     ;; synchronize marks.
1996     (when (not (eq (elmo-folder-type-internal
1997                     wl-summary-buffer-elmo-folder)
1998                    'internal))
1999       (message "Updating marks...")
2000       (setq unread-marks (list wl-summary-unread-cached-mark
2001                                wl-summary-unread-uncached-mark
2002                                wl-summary-new-mark)
2003             mark-alist (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb))
2004             num-ma (length mark-alist)
2005             importants (elmo-folder-list-importants
2006                         wl-summary-buffer-elmo-folder
2007                         wl-summary-important-mark)
2008             unreads (elmo-folder-list-unreads
2009                      wl-summary-buffer-elmo-folder
2010                      unread-marks))
2011       (while mark-alist
2012         (if (string= (cadr (car mark-alist))
2013                      wl-summary-important-mark)
2014             (setq importants-in-db (cons (car (car mark-alist))
2015                                          importants-in-db))
2016           (if (member (cadr (car mark-alist)) unread-marks)
2017               (setq unreads-in-db (cons (car (car mark-alist))
2018                                         unreads-in-db))))
2019         (setq mark-alist (cdr mark-alist))
2020         (when (> num-ma elmo-display-progress-threshold)
2021           (setq i (1+ i)
2022                 progress (/ (* i 100) num-ma))
2023           (if (not (eq progress last-progress))
2024               (elmo-display-progress 'wl-summary-sync-marks
2025                                      "Updating marks..."
2026                                      progress))
2027           (setq last-progress progress)))
2028       (setq diff (elmo-list-diff importants importants-in-db))
2029       (setq diffs (cadr diff)) ; important-deletes
2030       (setq mes (format "Updated (-%d" (length diffs)))
2031       (while diffs
2032         (wl-summary-mark-as-important (car diffs)
2033                                       wl-summary-important-mark
2034                                       'no-server)
2035         (setq diffs (cdr diffs)))
2036       (setq diffs (car diff)) ; important-appends
2037       (setq mes (concat mes (format "/+%d) important," (length diffs))))
2038       (while diffs
2039         (wl-summary-mark-as-important (car diffs) " " 'no-server)
2040         (setq diffs (cdr diffs)))
2041       (setq diff (elmo-list-diff unreads unreads-in-db))
2042       (setq diffs (cadr diff))
2043       (setq mes (concat mes (format "(-%d" (length diffs))))
2044       (while diffs
2045         (wl-summary-mark-as-read t 'no-server nil (car diffs))
2046         (setq diffs (cdr diffs)))
2047       (setq diffs (car diff)) ; unread-appends
2048       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
2049       (while diffs
2050         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
2051         (setq diffs (cdr diffs)))
2052       (if (interactive-p) (message mes)))))
2053
2054 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
2055   "Update the summary view to the newest folder status."
2056   (interactive)
2057   (let* ((folder wl-summary-buffer-elmo-folder)
2058          (case-fold-search nil)
2059          (elmo-mime-charset wl-summary-buffer-mime-charset)
2060          (inhibit-read-only t)
2061          (buffer-read-only nil)
2062          gc-message
2063          overview number-alist mark-alist
2064          curp num i new-msgdb
2065          append-list delete-list crossed
2066          update-thread update-top-list
2067          expunged mes sync-result)
2068     (unwind-protect
2069         (progn
2070           (unless wl-summary-buffer-elmo-folder
2071             (error "(Internal error) Folder is not set:%s" (buffer-name
2072                                                             (current-buffer))))
2073           (fset 'wl-summary-append-message-func-internal
2074                 (wl-summary-get-append-message-func))
2075           ;; Flush pending append operations (disconnected operation).
2076           ;;(setq seen-list
2077           ;;(wl-summary-flush-pending-append-operations seen-list))
2078           (goto-char (point-max))
2079           (wl-folder-confirm-existence folder 'force)
2080           (setq sync-result (elmo-folder-synchronize
2081                              folder
2082                              wl-summary-new-mark
2083                              wl-summary-unread-uncached-mark
2084                              wl-summary-unread-cached-mark
2085                              wl-summary-read-uncached-mark
2086                              wl-summary-important-mark
2087                              sync-all no-check))
2088           (setq new-msgdb (nth 0 sync-result))
2089           (setq delete-list (nth 1 sync-result))
2090           (setq crossed (nth 2 sync-result))
2091           (if sync-result
2092               (progn
2093                 ;; Setup sync-all
2094                 (if sync-all (wl-summary-sync-all-init))
2095 ;    (if (and has-nntp
2096 ;            (elmo-nntp-max-number-precedes-list-active-p))
2097         ;; XXX this does not work correctly in rare case.
2098 ;       (setq delete-list
2099 ;             (wl-summary-delete-canceled-msgs-from-list
2100 ;              delete-list
2101 ;              (wl-summary-buffer-msgdb))))
2102                 (when delete-list
2103                   (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
2104                   (message "Deleting...done"))
2105                 (when new-msgdb
2106                   (wl-summary-set-status-marks-on-buffer
2107                    wl-summary-new-mark
2108                    wl-summary-unread-uncached-mark))
2109                 (setq append-list (elmo-msgdb-get-overview new-msgdb))
2110                 (setq curp append-list)
2111                 (setq num (length curp))
2112                 (when append-list
2113                   (setq i 0)
2114                   ;; set these value for append-message-func
2115                   (setq overview (elmo-msgdb-get-overview
2116                                   (elmo-folder-msgdb folder)))
2117                   (setq number-alist (elmo-msgdb-get-number-alist
2118                                       (elmo-folder-msgdb folder)))
2119                   (setq mark-alist (elmo-msgdb-get-mark-alist
2120                                     (elmo-folder-msgdb folder)))
2121                   (setq wl-summary-delayed-update nil)
2122                   (elmo-kill-buffer wl-summary-search-buf-name)
2123                   (while curp
2124                     (setq entity (car curp))
2125                     (when (setq update-thread
2126                                 (wl-summary-append-message-func-internal
2127                                  entity overview mark-alist
2128                                  (not sync-all)))
2129                       (wl-append update-top-list update-thread))
2130                     (if elmo-use-database
2131                         (elmo-database-msgid-put
2132                          (car entity) (elmo-folder-name-internal folder)
2133                          (elmo-msgdb-overview-entity-get-number entity)))
2134                     (setq curp (cdr curp))
2135                     (when (> num elmo-display-progress-threshold)
2136                       (setq i (+ i 1))
2137                       (if (or (zerop (% i 5)) (= i num))
2138                           (elmo-display-progress
2139                            'wl-summary-sync-update "Updating thread..."
2140                            (/ (* i 100) num)))))
2141                   (when wl-summary-delayed-update
2142                     (while wl-summary-delayed-update
2143                       (message "Parent (%d) of message %d is no entity"
2144                                (caar wl-summary-delayed-update)
2145                                (elmo-msgdb-overview-entity-get-number
2146                                 (cdar wl-summary-delayed-update)))
2147                       (when (setq update-thread
2148                                   (wl-summary-append-message-func-internal
2149                                    (cdar wl-summary-delayed-update)
2150                                    overview mark-alist (not sync-all) t))
2151                         (wl-append update-top-list update-thread))
2152                       (setq wl-summary-delayed-update
2153                             (cdr wl-summary-delayed-update))))
2154                   (when (and (eq wl-summary-buffer-view 'thread)
2155                              update-top-list)
2156                     (wl-thread-update-indent-string-thread
2157                      (elmo-uniq-list update-top-list)))
2158                   (message "Updating thread...done"))
2159                 (unless (eq wl-summary-buffer-view 'thread)
2160                   (wl-summary-make-number-list))
2161                 (wl-summary-set-message-modified)
2162                 (wl-summary-set-mark-modified)
2163                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2164                   (elmo-kill-buffer wl-summary-search-buf-name)
2165                   (message "Inserting thread...")
2166                   (setq wl-thread-entity-cur 0)
2167                   (wl-thread-insert-top)
2168                   (message "Inserting thread...done"))
2169                 (if elmo-use-database
2170                     (elmo-database-close))
2171                 (run-hooks 'wl-summary-sync-updated-hook)
2172                 (setq mes
2173                       (if (and (eq (length delete-list) 0)
2174                                (eq num 0))
2175                           (format
2176                            "No updates for \"%s\"" (elmo-folder-name-internal
2177                                                     folder))
2178                         (format "Updated (-%d/+%d) message(s)"
2179                                 (length delete-list) num))))
2180             (setq mes "Quit updating.")))
2181       ;; synchronize marks.
2182       (if (and wl-summary-auto-sync-marks sync-result)
2183           (wl-summary-sync-marks))
2184       ;; scoring
2185       (when wl-use-scoring
2186         (setq wl-summary-scored nil)
2187         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2188                                   (and sync-all
2189                                        (wl-summary-rescore-msgs number-alist))
2190                                   sync-all)
2191         (when (and wl-summary-scored
2192                    (setq expunged (wl-summary-score-update-all-lines)))
2193           (setq mes (concat mes
2194                             (format " (%d expunged)"
2195                                     (length expunged))))))
2196       (if (and crossed (> crossed 0))
2197           (setq mes
2198                 (if mes
2199                     (concat mes
2200                             (format " (%d crosspost)" crossed))
2201                   (format "%d crosspost message(s)" crossed)))
2202         (and mes (setq mes (concat mes "."))))
2203       ;; Update Folder mode
2204       (wl-folder-set-folder-updated
2205        (elmo-folder-name-internal folder)
2206        (list 0
2207              (let ((pair (wl-summary-count-unread
2208                           (elmo-msgdb-get-mark-alist
2209                            (elmo-folder-msgdb folder)))))
2210                (+ (car pair) (cdr pair)))
2211              (elmo-folder-messages folder)))
2212       (wl-summary-update-modeline)
2213       (wl-summary-buffer-number-column-detect t)
2214       ;;
2215       (unless unset-cursor
2216         (goto-char (point-min))
2217         (if (not (wl-summary-cursor-down t))
2218             (progn
2219               (goto-char (point-max))
2220               (forward-line -1))
2221           (if (and wl-summary-highlight
2222                    (not (get-text-property (point) 'face)))
2223               (save-excursion
2224                 (forward-line (- 0
2225                                  (or
2226                                   wl-summary-partial-highlight-above-lines
2227                                   wl-summary-highlight-partial-threshold)))
2228                 (wl-highlight-summary (point) (point-max))))))
2229       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2230       (wl-delete-all-overlays)
2231       (set-buffer-modified-p nil)
2232       (if mes (message "%s" mes)))))
2233
2234 (defun wl-summary-set-score-mark (mark)
2235   (save-excursion
2236     (beginning-of-line)
2237     (let ((inhibit-read-only t)
2238           (buffer-read-only nil)
2239           msg-num
2240           cur-mark)
2241       (when (looking-at "^ *\\(-?[0-9]+\\)\\([^0-9]\\)")
2242         (setq msg-num  (string-to-int (wl-match-buffer 1)))
2243         (setq cur-mark (wl-match-buffer 2))
2244         (when (member cur-mark (list " "
2245                                      wl-summary-score-below-mark
2246                                      wl-summary-score-over-mark))
2247           (goto-char (match-end 1))
2248           (delete-region (match-beginning 2) (match-end 2))
2249           (insert mark)
2250           (if wl-summary-highlight
2251               (wl-highlight-summary-current-line nil nil t))
2252           (set-buffer-modified-p nil))))))
2253
2254 (defun wl-summary-get-score-mark (msg-num)
2255   (let ((score (cdr (assq msg-num wl-summary-scored))))
2256     (if score
2257         (cond ((< score wl-summary-default-score)
2258                "-")
2259               ((> score wl-summary-default-score)
2260                "+")))))
2261
2262 (defun wl-summary-update-modeline ()
2263   (setq wl-summary-buffer-unread-status
2264         (format " {%s}(%d new/%d unread)"
2265                 (if (eq wl-summary-buffer-view 'thread)
2266                     "T" "S")
2267                 wl-summary-buffer-new-count
2268                 (+ wl-summary-buffer-new-count
2269                    wl-summary-buffer-unread-count))))
2270
2271 (defsubst wl-summary-jump-to-msg (&optional number)
2272   (interactive)
2273   (let ((num (or number
2274                  (string-to-int
2275                   (read-from-minibuffer "Jump to Message(No.): ")))))
2276     (setq num (int-to-string num))
2277     (beginning-of-line)
2278     (if (or (re-search-forward (concat "^[ \t]*" num "[^0-9]") nil t)
2279             (re-search-backward (concat "^[ \t]*" num "[^0-9]") nil t))
2280         (progn (beginning-of-line) t)
2281       nil)))
2282
2283 (defun wl-summary-highlight-msgs (msgs)
2284   (save-excursion
2285     (let ((len (length msgs))
2286           i)
2287       (message "Hilighting...")
2288       (setq i 0)
2289       (while msgs
2290         (if (wl-summary-jump-to-msg (car msgs))
2291             (wl-highlight-summary-current-line))
2292         (setq msgs (cdr msgs))
2293         (when (> len elmo-display-progress-threshold)
2294           (setq i (+ i 1))
2295           (if (or (zerop (% i 5)) (= i len))
2296               (elmo-display-progress
2297                'wl-summary-highlight-msgs "Highlighting..."
2298                (/ (* i 100) len)))))
2299       (message "Highlighting...done"))))
2300
2301 (defun wl-summary-message-number ()
2302   (save-excursion
2303     (beginning-of-line)
2304     (if (looking-at "^ *\\(-?[0-9]+\\)")
2305         (string-to-int (wl-match-buffer 1))
2306       nil)))
2307
2308 (defun wl-summary-move (src dsts-msgs)
2309   (let* ((dsts (car dsts-msgs))         ; (+foo +bar)
2310 ;;;      (msgs (cdr dsts-msgs))         ; (1 2 3)
2311 ;;;      (msgdb (wl-summary-buffer-msgdb))
2312 ;;;      result)
2313          )
2314     (while dsts
2315       (setq dsts (cdr dsts)))))
2316
2317 (defun wl-summary-delete-all-msgs ()
2318   (interactive)
2319   (let ((cur-buf (current-buffer))
2320         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2321     (set-buffer cur-buf)
2322     (if (null dels)
2323         (message "No message to delete.")
2324       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2325                             (wl-summary-buffer-folder-name)
2326                             (length dels)))
2327           (progn
2328             (message "Deleting...")
2329             (elmo-folder-delete-messages
2330              wl-summary-buffer-elmo-folder dels)
2331             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2332                                     dels)
2333 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2334             (wl-summary-set-message-modified)
2335             (wl-summary-set-mark-modified)
2336             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2337                                           (list 0 0 0))
2338 ;;; for thread.
2339 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2340             (setq wl-summary-buffer-unread-count 0)
2341             (setq wl-summary-buffer-new-count    0)
2342             (wl-summary-update-modeline)
2343             (set-buffer cur-buf)
2344             (let ((inhibit-read-only t)
2345                   (buffer-read-only nil))
2346               (erase-buffer))
2347 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2348             (message "Deleting...done")
2349             t)
2350         nil))))
2351
2352 (defun wl-summary-toggle-thread (&optional arg)
2353   "Toggle thread status (T)hread and (S)equential.
2354 If ARG, without confirm."
2355   (interactive "P")
2356   (when (or arg
2357             (y-or-n-p (format "Toggle threading? (y=%s): "
2358                               (if (eq wl-summary-buffer-view 'thread)
2359                                   "\"off\"" "\"on\""))))
2360     (if (eq wl-summary-buffer-view 'thread)
2361         (setq wl-summary-buffer-view 'sequence)
2362       (setq wl-summary-buffer-view 'thread))
2363     (wl-summary-update-modeline)
2364     (force-mode-line-update)
2365     (wl-summary-rescan)))
2366
2367 (defun wl-summary-load-file-object (filename)
2368   "Load lisp object from dir."
2369   (save-excursion
2370     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2371           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2372           insert-file-contents-post-hook
2373           ret-val)
2374       (if (not (file-readable-p filename))
2375           ()
2376         (set-buffer tmp-buffer)
2377         (as-binary-input-file (insert-file-contents filename))
2378         (setq ret-val
2379               (condition-case nil
2380                   (read (current-buffer))
2381                 (error (error "Reading failed")))))
2382       (kill-buffer tmp-buffer)
2383       ret-val)))
2384
2385 (defun wl-summary-goto-folder (&optional arg)
2386   (interactive "P")
2387   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2388
2389 (defun wl-summary-goto-folder-sticky ()
2390   (interactive)
2391   (wl-summary-goto-folder-subr nil nil nil t t))
2392
2393 (defun wl-summary-goto-last-visited-folder ()
2394   (interactive)
2395   (let ((entity
2396          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2397                                           wl-folder-entity
2398                                           'folder)))
2399     (if entity (wl-folder-set-current-entity-id
2400                 (wl-folder-get-entity-id entity))))
2401   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2402
2403 (defun wl-summary-sticky-p (&optional folder)
2404   (if folder
2405       (get-buffer (wl-summary-sticky-buffer-name
2406                    (elmo-folder-name-internal folder)))
2407     (not (string= wl-summary-buffer-name (buffer-name)))))
2408
2409 (defun wl-summary-always-sticky-folder-p (folder)
2410   (or (eq t wl-summary-always-sticky-folder-list)
2411       (wl-string-match-member
2412        (elmo-folder-name-internal folder)
2413        wl-summary-always-sticky-folder-list)))
2414
2415 (defun wl-summary-stick (&optional force)
2416   "Make current summary buffer sticky."
2417   (interactive "P")
2418   (if (wl-summary-sticky-p)
2419       (message "Current summary buffer is already sticky.")
2420     (when (or force (y-or-n-p "Stick current summary buffer? "))
2421       (wl-summary-toggle-disp-msg 'off)
2422       (wl-summary-switch-to-clone-buffer
2423        (wl-summary-sticky-buffer-name
2424         (wl-summary-buffer-folder-name)))
2425 ;;; ???hang up
2426 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2427 ;;;                   (wl-summary-buffer-folder-name))))
2428       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2429
2430 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2431   (let ((cur-buf (current-buffer))
2432         (msg (wl-summary-message-number))
2433         (buf (get-buffer-create buffer-name))
2434         (folder wl-summary-buffer-elmo-folder)
2435         (copy-variables
2436          (append '(wl-summary-buffer-view
2437                    wl-summary-buffer-refile-list
2438                    wl-summary-buffer-delete-list
2439                    wl-summary-buffer-copy-list
2440                    wl-summary-buffer-target-mark-list
2441                    wl-summary-buffer-elmo-folder
2442                    wl-summary-buffer-number-column
2443                    wl-summary-buffer-number-regexp
2444                    wl-summary-buffer-message-modified
2445                    wl-summary-buffer-mark-modified
2446                    wl-summary-buffer-thread-modified
2447                    wl-summary-buffer-number-list
2448                    wl-summary-buffer-msgdb
2449                    wl-summary-buffer-folder-name)
2450                  (and (eq wl-summary-buffer-view 'thread)
2451                       '(wl-thread-entity-hashtb
2452                         wl-thread-entities
2453                         wl-thread-entity-list))
2454                  (and wl-use-scoring
2455                       '(wl-summary-scored
2456                         wl-summary-default-score
2457                         wl-summary-important-above
2458                         wl-summary-target-above
2459                         wl-summary-mark-below
2460                         wl-summary-expunge-below))
2461                  (and (featurep 'wl-score)
2462                       '(wl-current-score-file
2463                         wl-score-alist)))))
2464     (set-buffer buf)
2465     (wl-summary-mode)
2466     (wl-summary-buffer-set-folder folder)
2467     (let ((buffer-read-only nil))
2468       (insert-buffer cur-buf))
2469     (set-buffer-modified-p nil)
2470     (while copy-variables
2471       (set (car copy-variables)
2472            (save-excursion
2473              (set-buffer cur-buf)
2474              (symbol-value (car copy-variables))))
2475       (setq copy-variables (cdr copy-variables)))
2476     (switch-to-buffer buf)
2477     (kill-buffer cur-buf)
2478     (wl-summary-count-unread
2479      (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
2480     (wl-summary-update-modeline)
2481     (if msg
2482         (if (eq wl-summary-buffer-view 'thread)
2483             (wl-thread-jump-to-msg msg)
2484           (wl-summary-jump-to-msg msg))
2485       (goto-char (point-max))
2486       (beginning-of-line))))
2487
2488 (defun wl-summary-get-buffer (folder)
2489   (or (and folder
2490            (get-buffer (wl-summary-sticky-buffer-name folder)))
2491       (get-buffer wl-summary-buffer-name)))
2492
2493 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2494   (if force-sticky
2495       (get-buffer-create
2496        (wl-summary-sticky-buffer-name name))
2497     (or (get-buffer (wl-summary-sticky-buffer-name name))
2498         (get-buffer-create wl-summary-buffer-name))))
2499
2500 (defun wl-summary-make-number-list ()
2501   (setq wl-summary-buffer-number-list
2502         (mapcar
2503          (lambda (x) (elmo-msgdb-overview-entity-get-number x))
2504          (elmo-msgdb-get-overview (wl-summary-buffer-msgdb)))))
2505
2506 (defun wl-summary-auto-select-msg-p (unread-msg)
2507   (and unread-msg
2508        (not (string=
2509              (cadr (assoc unread-msg
2510                           (elmo-msgdb-get-mark-alist
2511                            (wl-summary-buffer-msgdb))))
2512              wl-summary-important-mark))))
2513
2514 (defsubst wl-summary-open-folder (folder)
2515   ;; Select folder
2516   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2517     (unwind-protect
2518         (elmo-folder-open folder 'load-msgdb)
2519       ;; For compatibility
2520       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2521       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2522                                            folder)))))
2523
2524 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2525                                               sticky interactive scoring
2526                                               force-exit)
2527   "Display target folder on summary."
2528   (interactive)
2529   (let* ((keep-cursor (memq this-command
2530                             wl-summary-keep-cursor-command))
2531          (name (or name (wl-summary-read-folder wl-default-folder)))
2532          (cur-fld wl-summary-buffer-elmo-folder)
2533          folder buf mes hilit reuse-buf
2534          retval entity)
2535     (if (string= name "")
2536         (setq name wl-default-folder))
2537     (setq folder (wl-folder-get-elmo-folder name))
2538     (when (and (not (string=
2539                      (and cur-fld (elmo-folder-name-internal cur-fld))
2540                      (elmo-folder-name-internal folder))) ; folder is moved.
2541                (eq major-mode 'wl-summary-mode)) ; called in summary.
2542       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2543       (run-hooks 'wl-summary-exit-pre-hook)
2544       (if (or force-exit (not (wl-summary-sticky-p)))
2545           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2546       (wl-summary-save-view)
2547       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2548       (if (and (wl-summary-sticky-p) force-exit)
2549           (kill-buffer (current-buffer))))
2550     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2551                                             sticky))
2552     (setq reuse-buf
2553           (save-excursion
2554             (set-buffer buf)
2555             (string= (elmo-folder-name-internal folder)
2556                      (wl-summary-buffer-folder-name))))
2557     (unwind-protect
2558         (if reuse-buf
2559             (if interactive
2560                 (switch-to-buffer buf)
2561               (set-buffer buf))
2562           (if other-window
2563               (delete-other-windows))
2564           (set-buffer buf)
2565           (unless (eq major-mode 'wl-summary-mode)
2566             (wl-summary-mode))
2567           (wl-summary-buffer-set-folder folder)
2568           (setq wl-summary-buffer-disp-msg nil)
2569           (setq wl-summary-buffer-last-displayed-msg nil)
2570           (setq wl-summary-buffer-current-msg nil)
2571           (let ((case-fold-search nil)
2572                 (inhibit-read-only t)
2573                 (buffer-read-only nil))
2574             (erase-buffer)
2575             ;; Resume summary view
2576             (if wl-summary-cache-use
2577                 (let* ((dir (elmo-folder-msgdb-path folder))
2578                        (cache (expand-file-name wl-summary-cache-file dir))
2579                        (view (expand-file-name wl-summary-view-file dir)))
2580                   (when (file-exists-p cache)
2581                     (insert-file-contents-as-binary cache)
2582                     (elmo-set-buffer-multibyte
2583                      default-enable-multibyte-characters)
2584                     (decode-mime-charset-region
2585                      (point-min)(point-max)
2586                      wl-summary-buffer-mime-charset))
2587                   (when (file-exists-p view)
2588                     (setq wl-summary-buffer-view
2589                           (wl-summary-load-file-object view)))
2590                   (wl-thread-resume-entity folder)
2591                   (wl-summary-open-folder folder))
2592               (setq wl-summary-buffer-view
2593                     (wl-summary-load-file-object
2594                      (expand-file-name wl-summary-view-file
2595                                        (elmo-folder-msgdb-path folder))))
2596               (wl-summary-open-folder folder)
2597               (wl-summary-rescan))
2598             (wl-summary-count-unread
2599              (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
2600             (wl-summary-update-modeline)))
2601       (unless (eq wl-summary-buffer-view 'thread)
2602         (wl-summary-make-number-list))
2603       (wl-summary-buffer-number-column-detect t)
2604       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2605       (unless (and reuse-buf keep-cursor)
2606         ;(setq hilit wl-summary-highlight)
2607         (unwind-protect
2608             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2609                   (wl-use-scoring
2610                    (if (or scoring interactive) wl-use-scoring)))
2611               (if (and (not scan-type)
2612                        interactive
2613                        (not wl-ask-range))
2614                   (setq scan-type (wl-summary-get-sync-range folder)))
2615               (cond
2616                ((eq scan-type nil)
2617                 (wl-summary-sync 'unset-cursor))
2618                ((eq scan-type 'all)
2619                 (wl-summary-sync 'unset-cursor "all"))
2620                ((eq scan-type 'no-sync))
2621                ((or (eq scan-type 'force-update)
2622                     (eq scan-type 'update))
2623                 (setq mes (wl-summary-sync-force-update
2624                            'unset-cursor 'no-check)))))
2625           (if interactive
2626               (switch-to-buffer buf)
2627             (set-buffer buf))
2628           ;; stick always-sticky-folder
2629           (when (wl-summary-always-sticky-folder-p folder)
2630             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2631           (run-hooks 'wl-summary-prepared-pre-hook)
2632           (set-buffer-modified-p nil)
2633           (goto-char (point-min))
2634           (if (wl-summary-cursor-down t)
2635               (let ((unreadp (wl-summary-next-message
2636                               (wl-summary-message-number)
2637                               'down t)))
2638                 (cond ((and wl-auto-select-first
2639                             (wl-summary-auto-select-msg-p unreadp))
2640                        ;; wl-auto-select-first is non-nil and
2641                        ;; unreadp is non-nil but not important
2642                        (setq retval 'disp-msg))
2643                       ((and wl-auto-prefetch-first
2644                             (wl-summary-auto-select-msg-p unreadp))
2645                        ;; wl-auto-select-first is non-nil and
2646                        ;; unreadp is non-nil but not important
2647                        (setq retval 'prefetch-msg))
2648                       ((not (wl-summary-auto-select-msg-p unreadp))
2649                        ;; unreadp is nil or important
2650                        (setq retval 'more-next))))
2651             (goto-char (point-max))
2652             (if (elmo-folder-plugged-p folder)
2653                 (forward-line -1)
2654               (wl-summary-prev))
2655             (setq retval 'more-next))
2656           ;(setq wl-summary-highlight hilit)
2657           (if (and wl-summary-highlight
2658                    (not wl-summary-lazy-highlight)
2659                    (not reuse-buf))
2660               (if (and wl-summary-highlight-partial-threshold
2661                        (> (count-lines (point-min) (point-max))
2662                           wl-summary-highlight-partial-threshold))
2663                   (save-excursion
2664                     (forward-line (-
2665                                    0
2666                                    (or
2667                                     wl-summary-partial-highlight-above-lines
2668                                     wl-summary-highlight-partial-threshold)))
2669                     (wl-highlight-summary (point) (point-max)))
2670                 (wl-highlight-summary (point-min) (point-max))))
2671           (if (eq retval 'disp-msg)
2672               (wl-summary-redisplay))
2673           (if (eq retval 'prefetch-msg)
2674               (wl-message-buffer-prefetch
2675                folder
2676                (wl-summary-message-number)
2677                wl-message-buffer-prefetch-depth
2678                (current-buffer)
2679                wl-summary-buffer-mime-charset))
2680           (if mes (message "%s" mes))
2681           (if (and interactive wl-summary-recenter)
2682               (recenter (/ (- (window-height) 2) 2))))))
2683     ;; set current entity-id
2684     (if (and (not folder)
2685              (setq entity
2686                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2687                                                      folder)
2688                                                     wl-folder-entity
2689                                                     'folder)))
2690         ;; entity-id is unknown.
2691         (wl-folder-set-current-entity-id
2692          (wl-folder-get-entity-id entity)))
2693     (unwind-protect
2694         (run-hooks 'wl-summary-prepared-hook)
2695       (set-buffer-modified-p nil))
2696     retval))
2697
2698 (defun wl-summary-summary-line-already-exists-p (parent-number buffer)
2699   "Return the depth."
2700   (set-buffer buffer)
2701   (goto-char (point-max))
2702   (let ((depth 0))
2703     (when (re-search-backward (format "^ *%s..../..\(.*\)..:.. "
2704                                       parent-number) nil t)
2705       (goto-char (match-end 0))
2706       (while (string-match wl-thread-indent-regexp
2707                            (char-to-string
2708                             (char-after (point))))
2709         (setq depth (+ 1 depth))
2710         (forward-char))
2711       (/ depth wl-thread-indent-level-internal))))
2712
2713 (defun wl-summary-goto-bottom-of-current-thread ()
2714   (if (re-search-forward (concat "^" wl-summary-buffer-number-regexp
2715                                  "..../..\(.*\)..:.. [[<]") nil t)
2716       ()
2717     (goto-char (point-max))))
2718
2719 (defun wl-summary-goto-top-of-current-thread ()
2720   (wl-summary-jump-to-msg
2721    (wl-thread-entity-get-number
2722     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2723                                       (wl-summary-message-number))))))
2724
2725 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2726   (interactive)
2727   (let ((depth (or depth
2728                    (wl-thread-get-depth-of-current-line))))
2729     (forward-line 1)
2730     (while (and (not (eobp))
2731                 (>= (wl-thread-get-depth-of-current-line)
2732                     depth))
2733       (forward-line 1))
2734     (beginning-of-line)))
2735
2736 (defun wl-summary-insert-line (line)
2737   "Insert LINE in the Summary."
2738   (if wl-use-highlight-mouse-line
2739       ;; remove 'mouse-face of current line.
2740       (put-text-property
2741        (save-excursion (beginning-of-line)(point))
2742        (save-excursion (end-of-line)(point))
2743        'mouse-face nil))
2744   (insert line "\n")
2745   (if wl-use-highlight-mouse-line
2746       ;; remove 'mouse-face of current line.
2747       (put-text-property
2748        (save-excursion (beginning-of-line)(point))
2749        (save-excursion (end-of-line)(point))
2750        'mouse-face nil))
2751   (condition-case nil ; it's dangerous, so ignore error.
2752       (run-hooks 'wl-summary-line-inserted-hook)
2753     (error (ding)
2754            (message "Error in wl-summary-line-inserted-hook"))))
2755
2756 (defun wl-summary-insert-summary (entity database mark-alist dummy &optional dumm)
2757   (let ((overview-entity entity)
2758         summary-line msg)
2759     (setq msg (elmo-msgdb-overview-entity-get-number entity))
2760     (when (setq summary-line
2761                 (wl-summary-overview-create-summary-line
2762                  msg entity nil 0 mark-alist))
2763       (let ((inhibit-read-only t)
2764             buffer-read-only)
2765         (goto-char (point-max))
2766         (wl-summary-insert-line summary-line)))))
2767
2768 (defun wl-summary-default-subject-filter (subject)
2769   (let ((case-fold-search t))
2770     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2771     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2772     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2773
2774 (defun wl-summary-subject-equal (subject1 subject2)
2775   (string= (wl-summary-subject-filter-func-internal subject1)
2776            (wl-summary-subject-filter-func-internal subject2)))
2777
2778 (defmacro wl-summary-put-alike (alike)
2779   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2780                         (, alike)
2781                         wl-summary-alike-hashtb)))
2782
2783 (defmacro wl-summary-get-alike ()
2784   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2785                         wl-summary-alike-hashtb)))
2786
2787 (defun wl-summary-insert-headers (overview func mime-decode)
2788   (let (ov this last alike)
2789     (buffer-disable-undo (current-buffer))
2790     (make-local-variable 'wl-summary-alike-hashtb)
2791     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2792     (when mime-decode
2793       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2794     (while (setq ov (pop overview))
2795       (setq this (funcall func ov))
2796       (and this (setq this (std11-unfold-string this)))
2797       (if (equal last this)
2798           (wl-append alike (list ov))
2799         (when last
2800           (wl-summary-put-alike alike)
2801           (insert last ?\n))
2802         (setq alike (list ov)
2803               last this)))
2804     (when last
2805       (wl-summary-put-alike alike)
2806       (insert last ?\n))
2807     (when mime-decode
2808       (decode-mime-charset-region (point-min) (point-max)
2809                                   elmo-mime-charset)
2810       (when (eq mime-decode 'mime)
2811         (eword-decode-region (point-min) (point-max))))
2812     (run-hooks 'wl-summary-insert-headers-hook)))
2813
2814 (defun wl-summary-search-by-subject (entity overview)
2815   (let ((summary-buf (current-buffer))
2816         (buf (get-buffer-create wl-summary-search-buf-name))
2817         (folder-name (wl-summary-buffer-folder-name))
2818         match founds found-entity)
2819     (with-current-buffer buf
2820       (let ((case-fold-search t))
2821         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2822                   (zerop (buffer-size)))
2823           (setq wl-summary-search-buf-folder-name folder-name)
2824           (wl-summary-insert-headers
2825            overview
2826            (function
2827             (lambda (x)
2828               (wl-summary-subject-filter-func-internal
2829                (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2830            t))
2831         (setq match (wl-summary-subject-filter-func-internal
2832                      (elmo-msgdb-overview-entity-get-subject entity)))
2833         (if (string= match "")
2834             (setq match "\n"))
2835         (goto-char (point-min))
2836         (while (and (not founds)
2837                     (not (= (point) (point-max)))
2838                     (search-forward match nil t))
2839           ;; check exactly match
2840           (when (and (eolp)
2841                      (= (point-at-bol)
2842                         (match-beginning 0)))
2843             (setq found-entity (wl-summary-get-alike))
2844             (if (and found-entity
2845                      ;; Is founded entity myself or children?
2846                      (not (string=
2847                            (elmo-msgdb-overview-entity-get-id entity)
2848                            (elmo-msgdb-overview-entity-get-id
2849                             (car found-entity))))
2850                      (with-current-buffer summary-buf
2851                        (not (wl-thread-descendant-p
2852                              (elmo-msgdb-overview-entity-get-number entity)
2853                              (elmo-msgdb-overview-entity-get-number
2854                               (car found-entity))))))
2855                 ;; return matching entity
2856                 (setq founds found-entity))))
2857         (if founds
2858             (car founds))))))
2859
2860 (defun wl-summary-insert-thread-entity (entity overview mark-alist update
2861                                                &optional force-insert)
2862   (let (update-list entity-stack)
2863     (while entity
2864       (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2865              (parent-entity
2866               (elmo-msgdb-overview-get-parent-entity entity overview));; temp
2867 ;;;          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2868              (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2869              (case-fold-search t)
2870              msg overview2 cur-entity linked retval delayed-entity)
2871         (setq msg (elmo-msgdb-overview-entity-get-number entity))
2872         (if (and parent-number
2873                  (not (wl-thread-get-entity parent-number))
2874                  (not force-insert))
2875             ;; parent is exists in overview, but not exists in wl-thread-entities
2876             (progn
2877               (wl-append wl-summary-delayed-update
2878                          (list (cons parent-number entity)))
2879               (setq entity nil)) ;; exit loop
2880           ;; Search parent by subject.
2881           (when (and (null parent-number)
2882                      wl-summary-search-parent-by-subject-regexp
2883                      (string-match
2884                       wl-summary-search-parent-by-subject-regexp
2885                       (elmo-msgdb-overview-entity-get-subject entity)))
2886             (let ((found (wl-summary-search-by-subject entity overview)))
2887               (when (and found
2888                          (not (member found wl-summary-delayed-update)))
2889                 (setq parent-entity found)
2890                 (setq parent-number
2891                       (elmo-msgdb-overview-entity-get-number parent-entity))
2892                 (setq linked t))))
2893           ;; If subject is change, divide thread.
2894           (if (and parent-number
2895                    wl-summary-divide-thread-when-subject-changed
2896                    (not (wl-summary-subject-equal
2897                          (or (elmo-msgdb-overview-entity-get-subject
2898                               entity) "")
2899                          (or (elmo-msgdb-overview-entity-get-subject
2900                               parent-entity) ""))))
2901               (setq parent-number nil))
2902           ;;
2903           (setq retval
2904                 (wl-thread-insert-message entity overview mark-alist
2905                                           msg parent-number update linked))
2906           (and retval
2907                (wl-append update-list (list retval)))
2908           (setq entity nil) ; exit loop
2909           (while (setq delayed-entity (assq msg wl-summary-delayed-update))
2910             (setq wl-summary-delayed-update
2911                   (delete delayed-entity wl-summary-delayed-update))
2912             ;; update delayed message
2913             (wl-append entity-stack (list (cdr delayed-entity)))))
2914         (if (and (not entity)
2915                  entity-stack)
2916             (setq entity (pop entity-stack)))))
2917     update-list))
2918
2919 (defun wl-summary-update-thread (entity
2920                                  overview
2921                                  mark-alist
2922                                  thr-entity
2923                                  parent-entity)
2924   (let* ((depth 0)
2925          (this-id (elmo-msgdb-overview-entity-get-id entity))
2926          (overview-entity entity)
2927          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2928          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2929          summary-line msg subject-differ)
2930     (cond
2931      ((or (not parent-id)
2932           (string= this-id parent-id))
2933       (goto-char (point-max))
2934       (beginning-of-line))
2935      ;; parent already exists in buffer.
2936      ((setq depth (or (wl-summary-summary-line-already-exists-p
2937                        parent-number (current-buffer)) -1))
2938       (setq depth (+ 1 depth))
2939       (wl-thread-goto-bottom-of-sub-thread)))
2940     (if (and (setq msg (elmo-msgdb-overview-entity-get-number entity)))
2941         (if (setq summary-line
2942                   (wl-summary-overview-create-summary-line
2943                    msg entity parent-entity depth mark-alist
2944                    (wl-thread-maybe-get-children-num msg)
2945                    nil thr-entity))
2946             (let ((inhibit-read-only t)
2947                   (buffer-read-only nil))
2948               (wl-summary-insert-line summary-line))))))
2949
2950 (defun wl-summary-mark-as-unread (&optional number
2951                                             no-server-update
2952                                             no-modeline-update)
2953   (interactive)
2954   (save-excursion
2955     (let* (eol
2956           (inhibit-read-only t)
2957           (buffer-read-only nil)
2958           (folder wl-summary-buffer-elmo-folder)
2959           (msgdb (wl-summary-buffer-msgdb))
2960           (mark-alist (elmo-msgdb-get-mark-alist msgdb))
2961 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
2962           new-mark visible mark)
2963       (if number
2964           (progn
2965             (setq visible (wl-summary-jump-to-msg number))
2966             (unless (setq mark (cadr (assq number mark-alist)))
2967               (setq mark " ")))
2968         ;; interactive
2969         (setq visible t))
2970       (when visible
2971         (if (null (wl-summary-message-number))
2972             (message "No message.")
2973           (end-of-line)
2974           (setq eol (point))
2975           (re-search-backward (concat "^" wl-summary-buffer-number-regexp
2976                                       "..../..")) ; set cursor line
2977           (beginning-of-line)))
2978       (if (or (and (not visible)
2979                    ;; already exists in msgdb.
2980                    (assq number (elmo-msgdb-get-number-alist msgdb)))
2981               (re-search-forward
2982                (format (concat "^ *\\("
2983                                (if number (int-to-string number)
2984                                  "-?[0-9]+")
2985                                "\\)[^0-9]\\(%s\\|%s\\)")
2986                        wl-summary-read-uncached-mark
2987                        " ") eol t))
2988           (progn
2989             (setq number (or number (string-to-int (wl-match-buffer 1))))
2990             (setq mark (or mark (elmo-match-buffer 2)))
2991             (save-match-data
2992               (setq new-mark (if (string= mark
2993                                           wl-summary-read-uncached-mark)
2994                                  wl-summary-unread-uncached-mark
2995                                (if (elmo-message-use-cache-p folder number)
2996                                    wl-summary-unread-mark
2997                                  wl-summary-unread-uncached-mark))))
2998             ;; server side mark
2999             (unless no-server-update
3000               (save-match-data
3001                 (unless (elmo-folder-unmark-read folder (list number))
3002                   (error "Setting mark failed"))))
3003             (when visible
3004               (delete-region (match-beginning 2) (match-end 2))
3005               (insert new-mark))
3006             (setq mark-alist
3007                   (elmo-msgdb-mark-set mark-alist
3008                                        number
3009                                        new-mark))
3010             (elmo-msgdb-set-mark-alist msgdb mark-alist)
3011             (unless no-modeline-update
3012               (setq wl-summary-buffer-unread-count
3013                     (+ 1 wl-summary-buffer-unread-count))
3014               (wl-summary-update-modeline)
3015               (wl-folder-update-unread
3016                (wl-summary-buffer-folder-name)
3017                (+ wl-summary-buffer-unread-count
3018                   wl-summary-buffer-new-count)))
3019             (wl-summary-set-mark-modified)
3020             (if (and visible wl-summary-highlight)
3021                 (wl-highlight-summary-current-line))))))
3022   (set-buffer-modified-p nil))
3023
3024 (defun wl-summary-delete (&optional number)
3025   "Mark Delete mark 'D'.
3026 If optional argument NUMBER is specified, mark message specified by NUMBER."
3027   (interactive)
3028   (let* ((buffer-num (wl-summary-message-number))
3029          (msg-num (or number buffer-num))
3030          mark)
3031     (catch 'done
3032       (when (null msg-num)
3033         (if (interactive-p)
3034             (message "No message."))
3035         (throw 'done nil))
3036       (when (setq mark (wl-summary-get-mark msg-num))
3037         (when (wl-summary-reserve-temp-mark-p mark)
3038           (if (interactive-p)
3039               (error "Already marked as `%s'" mark))
3040           (throw 'done nil))
3041         (wl-summary-unmark msg-num))
3042       (if (or (interactive-p)
3043               (eq number buffer-num))
3044           (wl-summary-mark-line "D"))
3045       (setq wl-summary-buffer-delete-list
3046             (cons msg-num wl-summary-buffer-delete-list))
3047       (if (interactive-p)
3048           (if (eq wl-summary-move-direction-downward nil)
3049               (wl-summary-prev)
3050             (wl-summary-next)))
3051       msg-num)))
3052
3053 (defun wl-summary-remove-destination ()
3054   (save-excursion
3055     (let ((inhibit-read-only t)
3056           (buffer-read-only nil)
3057           (buf (current-buffer))
3058           sol eol rs re)
3059       (beginning-of-line)
3060       (setq sol (point))
3061       (end-of-line)
3062       (setq eol (point))
3063       (setq rs (next-single-property-change sol 'wl-summary-destination
3064                                             buf eol))
3065       (setq re (next-single-property-change rs 'wl-summary-destination
3066                                             buf eol))
3067       (put-text-property rs re 'wl-summary-destination nil)
3068       (put-text-property rs re 'invisible nil)
3069       (goto-char re)
3070       (delete-char (- eol re)))))
3071
3072 (defun wl-summary-check-mark (msg mark)
3073   (let ((check-func (cond ((string= mark "o")
3074                            'wl-summary-msg-marked-as-refiled)
3075                           ((string= mark "O")
3076                            'wl-summary-msg-marked-as-copied)
3077                           ((string= mark "D")
3078                            'wl-summary-msg-marked-as-deleted)
3079                           ((string= mark "*")
3080                            'wl-summary-msg-marked-as-target))))
3081     (if check-func
3082         (funcall check-func msg))))
3083
3084 (defun wl-summary-mark-collect (mark &optional begin end)
3085   (save-excursion
3086     (save-restriction
3087       (let (msglist)
3088         (narrow-to-region (or begin (point-min))
3089                           (or end (point-max)))
3090         (goto-char (point-min))
3091         ;; for thread...
3092         (if (eq wl-summary-buffer-view 'thread)
3093             (progn
3094               (while (not (eobp))
3095                 (let* ((number (wl-summary-message-number))
3096                        (entity (wl-thread-get-entity number))
3097                        result)
3098                   ;; opened...only myself is checked.
3099                   (if (wl-summary-check-mark number mark)
3100                       (wl-append msglist (list number)))
3101                   (unless (wl-thread-entity-get-opened entity)
3102                     ;; closed...children is also checked.
3103                     (if (setq result (wl-thread-get-children-msgs-with-mark
3104                                       number
3105                                       mark))
3106                         (wl-append msglist result)))
3107                   (forward-line 1)))
3108               (elmo-uniq-list msglist))
3109           (let* ((case-fold-search nil)
3110                  (re (format (concat wl-summary-message-regexp "%s")
3111                              (regexp-quote mark))))
3112             (while (re-search-forward re nil t)
3113               (setq msglist (cons (wl-summary-message-number) msglist)))
3114             (nreverse msglist)))))))
3115
3116 (defun wl-summary-exec ()
3117   (interactive)
3118   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
3119                         (reverse wl-summary-buffer-delete-list)
3120                         (mapcar 'car wl-summary-buffer-copy-list)))
3121
3122 (defun wl-summary-exec-region (beg end)
3123   (interactive "r")
3124   (message "Collecting marks ...")
3125   (save-excursion
3126     (goto-char beg)
3127     (beginning-of-line)
3128     (setq beg (point))
3129     (goto-char (1- end))
3130     (forward-line)
3131     (setq end (point))
3132     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3133                           (wl-summary-mark-collect "D" beg end)
3134                           (wl-summary-mark-collect "O" beg end))))
3135
3136 (defun wl-summary-exec-subr (moves dels copies)
3137   (if (not (or moves dels copies))
3138       (message "No marks")
3139     (save-excursion
3140       (let ((del-fld (wl-summary-get-delete-folder
3141                       (wl-summary-buffer-folder-name)))
3142             (start (point))
3143             (unread-marks (list wl-summary-unread-cached-mark
3144                                 wl-summary-unread-uncached-mark
3145                                 wl-summary-new-mark))
3146             (refiles (append moves dels))
3147             (refile-failures 0)
3148             (copy-failures 0)
3149             (copy-len (length copies))
3150             refile-len
3151             dst-msgs                    ; loop counter
3152             result)
3153         (message "Executing ...")
3154         (while dels
3155           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3156             (wl-append wl-summary-buffer-refile-list
3157                        (list (cons (car dels) del-fld)))
3158             (setq wl-summary-buffer-delete-list
3159                   (delete (car dels) wl-summary-buffer-delete-list)))
3160           (setq dels (cdr dels)))
3161         ;; begin refile...
3162         (setq refile-len (length refiles))
3163         (setq dst-msgs
3164               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3165         (goto-char start)               ; avoid moving cursor to
3166                                         ; the bottom line.
3167         (when (> refile-len elmo-display-progress-threshold)
3168           (elmo-progress-set 'elmo-folder-move-messages
3169                              refile-len "Moving messages..."))
3170         (while dst-msgs
3171           (setq result nil)
3172           (condition-case nil
3173               (setq result (elmo-folder-move-messages
3174                             wl-summary-buffer-elmo-folder
3175                             (cdr (car dst-msgs))
3176                             (if (eq 'null (car (car dst-msgs)))
3177                                 'null
3178                               (wl-folder-get-elmo-folder
3179                                (car (car dst-msgs))))
3180                             (wl-summary-buffer-msgdb)
3181                             (not (null (cdr dst-msgs)))
3182                             nil ; no-delete
3183                             nil ; same-number
3184                             unread-marks
3185                             t))
3186             (error nil))
3187           (if result                    ; succeeded.
3188               (progn
3189                 ;; update buffer.
3190                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3191                 ;; update refile-alist.
3192                 (setq wl-summary-buffer-refile-list
3193                       (wl-delete-associations (cdr (car dst-msgs))
3194                                               wl-summary-buffer-refile-list)))
3195             (setq refile-failures
3196                   (+ refile-failures (length (cdr (car dst-msgs))))))
3197           (setq dst-msgs (cdr dst-msgs)))
3198         (elmo-progress-clear 'elmo-folder-move-messages)
3199         ;; end refile
3200         ;; begin cOpy...
3201         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3202         (when (> copy-len elmo-display-progress-threshold)
3203           (elmo-progress-set 'elmo-folder-move-messages
3204                              copy-len "Copying messages..."))
3205         (while dst-msgs
3206           (setq result nil)
3207           (condition-case nil
3208               (setq result (elmo-folder-move-messages
3209                             wl-summary-buffer-elmo-folder
3210                             (cdr (car dst-msgs))
3211                             (wl-folder-get-elmo-folder
3212                              (car (car dst-msgs)))
3213                             (wl-summary-buffer-msgdb)
3214                             (not (null (cdr dst-msgs)))
3215                             t ; t is no-delete (copy)
3216                             nil ; same number
3217                             unread-marks
3218                             t))
3219             (error nil))
3220           (if result                    ; succeeded.
3221               (progn
3222                 ;; update buffer.
3223                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3224                 ;; update copy-alist
3225                 (setq wl-summary-buffer-copy-list
3226                       (wl-delete-associations (cdr (car dst-msgs))
3227                                               wl-summary-buffer-copy-list)))
3228             (setq copy-failures
3229                   (+ copy-failures (length (cdr (car dst-msgs))))))
3230           (setq dst-msgs (cdr dst-msgs)))
3231         ;; Hide progress bar.
3232         (elmo-progress-clear 'elmo-folder-move-messages)
3233         ;; end cOpy
3234         (wl-summary-folder-info-update)
3235         (wl-summary-set-message-modified)
3236         (wl-summary-set-mark-modified)
3237         (run-hooks 'wl-summary-exec-hook)
3238         (unless (and wl-message-buffer
3239                      (eq (wl-summary-message-number)
3240                          (with-current-buffer wl-message-buffer
3241                            wl-message-buffer-cur-number)))
3242           (wl-summary-toggle-disp-msg 'off))
3243         (set-buffer-modified-p nil)
3244         (message (concat "Executing ... done"
3245                          (if (> refile-failures 0)
3246                              (format " (%d refiling failed)" refile-failures)
3247                            "")
3248                          (if (> copy-failures 0)
3249                              (format " (%d copying failed)" copy-failures)
3250                            "")
3251                          "."))))))
3252
3253 (defun wl-summary-read-folder (default &optional purpose ignore-error
3254                                 no-create init)
3255   (let ((fld (completing-read
3256               (format "Folder name %s(%s): " (or purpose "")
3257                       default)
3258               (or wl-folder-completion-function
3259                   (if (memq 'read-folder wl-use-folder-petname)
3260                       (wl-folder-get-entity-with-petname)
3261                     wl-folder-entity-hashtb))
3262               nil nil (or init wl-default-spec)
3263               'wl-read-folder-hist)))
3264     (if (or (string= fld wl-default-spec)
3265             (string= fld ""))
3266         (setq fld default))
3267     (setq fld (elmo-string (wl-folder-get-realname fld)))
3268     (if (string-match "\n" fld)
3269         (error "Not supported folder name: %s" fld))
3270     (unless no-create
3271       (if ignore-error
3272           (condition-case nil
3273               (wl-folder-confirm-existence
3274                (wl-folder-get-elmo-folder
3275                 fld))
3276             (error))
3277         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3278                                       fld))))
3279     fld))
3280
3281 (defun wl-summary-print-destination (msg-num folder)
3282   "Print refile destination on line."
3283   (wl-summary-remove-destination)
3284   (let ((inhibit-read-only t)
3285         (folder (copy-sequence folder))
3286         (buffer-read-only nil)
3287         len rs re c)
3288     (setq len (string-width folder))
3289     (if (< len 1) ()
3290       (end-of-line)
3291       (setq re (point))
3292       (setq c 0)
3293       (while (< c len)
3294         (forward-char -1)
3295         (setq c (+ c (char-width (following-char)))))
3296       (and (> c len) (setq folder (concat " " folder)))
3297       (setq rs (point))
3298       (put-text-property rs re 'invisible t)
3299       (put-text-property rs re 'wl-summary-destination t)
3300       (goto-char re)
3301       (wl-highlight-refile-destination-string folder)
3302       (insert folder)
3303       (set-buffer-modified-p nil))))
3304
3305 (defsubst wl-summary-get-mark (number)
3306   "Return a temporal mark of message specified by NUMBER."
3307   (or (and (memq number wl-summary-buffer-delete-list) "D")
3308       (and (assq number wl-summary-buffer-copy-list) "O")
3309       (and (assq number wl-summary-buffer-refile-list) "o")
3310       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3311
3312 (defsubst wl-summary-reserve-temp-mark-p (mark)
3313   "Return t if temporal MARK should be reserved."
3314   (member mark wl-summary-reserve-mark-list))
3315
3316 (defun wl-summary-refile (&optional dst number)
3317   "Put refile mark on current line message.
3318 If optional argument DST is specified, put mark without asking
3319 destination folder.
3320 If optional argument NUMBER is specified, mark message specified by NUMBER.
3321
3322 If folder is read-only, message should be copied.
3323 See `wl-refile-policy-alist' for more details."
3324   (interactive)
3325   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3326                                          (wl-summary-buffer-folder-name))))
3327     (cond ((eq policy 'copy)
3328            (if (interactive-p)
3329                (call-interactively 'wl-summary-copy)
3330              (wl-summary-copy dst number)))
3331           (t
3332            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3333
3334 (defun wl-summary-copy (&optional dst number)
3335   "Put copy mark on current line message.
3336 If optional argument DST is specified, put mark without asking
3337 destination folder.
3338 If optional argument NUMBER is specified, mark message specified by NUMBER."
3339   (interactive)
3340   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3341
3342 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3343   (let* ((buffer-num (wl-summary-message-number))
3344          (msg-num (or number buffer-num))
3345          (msgid (and msg-num
3346                      (elmo-message-field wl-summary-buffer-elmo-folder
3347                                          msg-num 'message-id)))
3348          (entity (and msg-num
3349                       (elmo-msgdb-overview-get-entity
3350                        msg-num (wl-summary-buffer-msgdb))))
3351          (variable
3352           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3353          folder mark already tmp-folder)
3354     (catch 'done
3355       (when (null entity)
3356         ;; msgdb is empty?
3357         (if interactive
3358             (message "Cannot refile."))
3359         (throw 'done nil))
3360       (when (null msg-num)
3361         (if interactive
3362             (message "No message."))
3363         (throw 'done nil))
3364       (when (setq mark (wl-summary-get-mark msg-num))
3365         (when (wl-summary-reserve-temp-mark-p mark)
3366           (if interactive
3367               (error "Already marked as `%s'" mark))
3368           (throw 'done nil)))
3369       (setq folder (and msg-num
3370                         (or dst (wl-summary-read-folder
3371                                  (or (wl-refile-guess entity) wl-trash-folder)
3372                                  (format "for %s" copy-or-refile)))))
3373       ;; Cache folder hack by okada@opaopa.org
3374       (if (and (eq (elmo-folder-type-internal
3375                     (wl-folder-get-elmo-folder
3376                      (wl-folder-get-realname folder))) 'cache)
3377                (not (string= folder
3378                              (setq tmp-folder
3379                                    (concat "'cache/"
3380                                            (elmo-cache-get-path-subr
3381                                             (elmo-msgid-to-cache msgid)))))))
3382           (progn
3383             (setq folder tmp-folder)
3384             (message "Force refile to %s." folder)))
3385       (if (string= folder (wl-summary-buffer-folder-name))
3386           (error "Same folder"))
3387       (if (or (string= folder wl-queue-folder)
3388               (string= folder wl-draft-folder))
3389           (error "Don't %s messages to %s" copy-or-refile folder))
3390       ;; learn for refile.
3391       (if (eq copy-or-refile 'refile)
3392           (wl-refile-learn entity folder))
3393       (wl-summary-unmark msg-num)
3394       (set variable (append
3395                      (symbol-value variable)
3396                      (list (cons msg-num folder))))
3397       (when (or interactive
3398                 (eq number buffer-num))
3399         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3400                                   "o" "O"))
3401         ;; print refile destination
3402         (wl-summary-print-destination msg-num folder))
3403       (if interactive
3404           (if (eq wl-summary-move-direction-downward nil)
3405               (wl-summary-prev)
3406             (wl-summary-next)))
3407       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3408       (setq wl-summary-buffer-prev-refile-destination folder)
3409       msg-num)))
3410
3411 (defun wl-summary-refile-prev-destination ()
3412   "Refile message to previously refiled destination."
3413   (interactive)
3414   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3415                      (wl-summary-message-number))
3416   (if (eq wl-summary-move-direction-downward nil)
3417       (wl-summary-prev)
3418     (wl-summary-next)))
3419
3420 (defun wl-summary-copy-prev-destination ()
3421   "Refile message to previously refiled destination."
3422   (interactive)
3423   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3424                    (wl-summary-message-number))
3425   (if (eq wl-summary-move-direction-downward nil)
3426       (wl-summary-prev)
3427     (wl-summary-next)))
3428
3429 (defsubst wl-summary-no-auto-refile-message-p (msg mark-alist)
3430   (member (cadr (assq msg mark-alist)) wl-summary-auto-refile-skip-marks))
3431
3432 (defun wl-summary-auto-refile (&optional open-all)
3433   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3434   (interactive "P")
3435   (message "Marking...")
3436   (save-excursion
3437     (if (and (eq wl-summary-buffer-view 'thread)
3438              open-all)
3439         (wl-thread-open-all))
3440     (let* ((spec (wl-summary-buffer-folder-name))
3441            (overview (elmo-msgdb-get-overview
3442                       (wl-summary-buffer-msgdb)))
3443            (mark-alist (elmo-msgdb-get-mark-alist
3444                         (wl-summary-buffer-msgdb)))
3445            checked-dsts
3446            (count 0)
3447            number dst thr-entity)
3448       (goto-line 1)
3449       (while (not (eobp))
3450         (setq number (wl-summary-message-number))
3451         (when (and (not (wl-summary-no-auto-refile-message-p number
3452                                                              mark-alist))
3453                    (setq dst
3454                          (wl-folder-get-realname
3455                           (wl-refile-guess-by-rule
3456                            (elmo-msgdb-overview-get-entity
3457                             number (wl-summary-buffer-msgdb)))))
3458                    (not (equal dst spec)))
3459           (when (not (member dst checked-dsts))
3460             (wl-folder-confirm-existence (wl-folder-get-elmo-folder dst))
3461             (setq checked-dsts (cons dst checked-dsts)))
3462           (if (wl-summary-refile dst number)
3463               (incf count))
3464           (message "Marking...%d message(s)." count))
3465         (if (eq wl-summary-buffer-view 'thread)
3466             ;; process invisible children.
3467             (unless (wl-thread-entity-get-opened
3468                      (setq thr-entity (wl-thread-get-entity number)))
3469               (let ((messages
3470                      (elmo-delete-if
3471                       (function
3472                        (lambda (x)
3473                          (wl-summary-no-auto-refile-message-p
3474                           x mark-alist)))
3475                       (wl-thread-entity-get-descendant thr-entity))))
3476                 (while messages
3477                   (when (and (setq dst
3478                                    (wl-refile-guess-by-rule
3479                                     (elmo-msgdb-overview-get-entity
3480                                      (car messages) (wl-summary-buffer-msgdb))))
3481                              (not (equal dst spec)))
3482                     (if (wl-summary-refile dst (car messages))
3483                         (incf count))
3484                     (message "Marking...%d message(s)." count))
3485                   (setq messages (cdr messages))))))
3486         (forward-line))
3487       (if (eq count 0)
3488           (message "No message was marked.")
3489         (message "Marked %d message(s)." count)))))
3490
3491 (defun wl-summary-unmark (&optional number)
3492   "Unmark marks (temporary, refile, copy, delete)of current line.
3493 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3494   (interactive)
3495   (save-excursion
3496     (beginning-of-line)
3497     (let ((inhibit-read-only t)
3498           (buffer-read-only nil)
3499           visible
3500           msg-num
3501           cur-mark
3502           score-mark)
3503       (if number
3504           (setq visible (wl-summary-jump-to-msg number))
3505         (setq visible t))
3506       ;; Delete mark on buffer.
3507       (when (and visible
3508                  (looking-at "^ *\\(-?[0-9]+\\)\\([^0-9]\\)"))
3509         (goto-char (match-end 2))
3510         (or number
3511             (setq number (string-to-int (wl-match-buffer 1))))
3512         (setq cur-mark (wl-match-buffer 2))
3513         (if (string= cur-mark " ")
3514             ()
3515           (delete-region (match-beginning 2) (match-end 2))
3516           (if (setq score-mark (wl-summary-get-score-mark number))
3517               (insert score-mark)
3518             (insert " ")))
3519         (if (or (string= cur-mark "o")
3520                 (string= cur-mark "O"))
3521             (wl-summary-remove-destination))
3522         (if wl-summary-highlight
3523             (wl-highlight-summary-current-line nil nil score-mark))
3524         (set-buffer-modified-p nil))
3525       ;; Remove from temporary mark structure.
3526       (and number
3527            (wl-summary-delete-mark number)))))
3528
3529 (defun wl-summary-msg-marked-as-target (msg)
3530   (if (memq msg wl-summary-buffer-target-mark-list)
3531       t))
3532
3533 (defun wl-summary-msg-marked-as-copied (msg)
3534   (assq msg wl-summary-buffer-copy-list))
3535
3536 (defun wl-summary-msg-marked-as-deleted (msg)
3537   (if (memq msg wl-summary-buffer-delete-list)
3538       t))
3539
3540 (defun wl-summary-msg-marked-as-refiled (msg)
3541   (assq msg wl-summary-buffer-refile-list))
3542
3543 (defun wl-summary-target-mark (&optional number)
3544   "Put target mark '*' on current message.
3545 If optional argument NUMBER is specified, mark message specified by NUMBER."
3546   (interactive)
3547   (let* ((buffer-num (wl-summary-message-number))
3548          (msg-num (or number buffer-num))
3549          mark)
3550     (catch 'done
3551       (when (null msg-num)
3552         (if (interactive-p)
3553             (message "No message."))
3554         (throw 'done nil))
3555       (when (setq mark (wl-summary-get-mark msg-num))
3556         (when (wl-summary-reserve-temp-mark-p mark)
3557           (if (interactive-p)
3558               (error "Already marked as `%s'" mark))
3559           (throw 'done nil))
3560         (wl-summary-unmark msg-num))
3561       (if (or (interactive-p)
3562               (eq number buffer-num))
3563           (wl-summary-mark-line "*"))
3564       (setq wl-summary-buffer-target-mark-list
3565             (cons msg-num wl-summary-buffer-target-mark-list))
3566       (if (interactive-p)
3567           (if (eq wl-summary-move-direction-downward nil)
3568               (wl-summary-prev)
3569             (wl-summary-next)))
3570       msg-num)))
3571
3572
3573 (defun wl-summary-refile-region (beg end)
3574   "Put copy mark on messages in the region specified by BEG and END."
3575   (interactive "r")
3576   (wl-summary-refile-region-subr "refile" beg end))
3577
3578 (defun wl-summary-copy-region (beg end)
3579   "Put copy mark on messages in the region specified by BEG and END."
3580   (interactive "r")
3581   (wl-summary-refile-region-subr "copy" beg end))
3582
3583 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3584   (save-excursion
3585     (save-restriction
3586       (goto-char beg)
3587       ;; guess by first msg
3588       (let* ((msgid (cdr (assq (wl-summary-message-number)
3589                                (elmo-msgdb-get-number-alist
3590                                 (wl-summary-buffer-msgdb)))))
3591              (function (intern (format "wl-summary-%s" copy-or-refile)))
3592              (entity (assoc msgid (elmo-msgdb-get-overview
3593                                    (wl-summary-buffer-msgdb))))
3594              folder)
3595         (if entity
3596             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3597                                                  (format "for %s"
3598                                                          copy-or-refile))))
3599         (narrow-to-region beg end)
3600         (if (eq wl-summary-buffer-view 'thread)
3601             (progn
3602               (while (not (eobp))
3603                 (let* ((number (wl-summary-message-number))
3604                        (entity (wl-thread-get-entity number))
3605                        children)
3606                   (if (wl-thread-entity-get-opened entity)
3607                       ;; opened...refile line.
3608                       (funcall function folder number)
3609                     ;; closed
3610                     (setq children (wl-thread-get-children-msgs number))
3611                     (while children
3612                       (funcall function folder (pop children))))
3613                   (forward-line 1))))
3614           (while (not (eobp))
3615             (funcall function folder (wl-summary-message-number))
3616             (forward-line 1)))))))
3617
3618 (defun wl-summary-unmark-region (beg end)
3619   (interactive "r")
3620   (save-excursion
3621     (save-restriction
3622       (narrow-to-region beg end)
3623       (goto-char (point-min))
3624       (if (eq wl-summary-buffer-view 'thread)
3625           (progn
3626             (while (not (eobp))
3627               (let* ((number (wl-summary-message-number))
3628                      (entity (wl-thread-get-entity number)))
3629                 (if (wl-thread-entity-get-opened entity)
3630                     ;; opened...unmark line.
3631                     (wl-summary-unmark)
3632                   ;; closed
3633                   (wl-summary-delete-marks-on-buffer
3634                    (wl-thread-get-children-msgs number))))
3635               (forward-line 1)))
3636         (while (not (eobp))
3637           (wl-summary-unmark)
3638           (forward-line 1))))))
3639
3640 (defun wl-summary-mark-region-subr (function beg end)
3641   (save-excursion
3642     (save-restriction
3643       (narrow-to-region beg end)
3644       (goto-char (point-min))
3645       (if (eq wl-summary-buffer-view 'thread)
3646           (progn
3647             (while (not (eobp))
3648               (let* ((number (wl-summary-message-number))
3649                      (entity (wl-thread-get-entity number))
3650                      (wl-summary-move-direction-downward t)
3651                      children)
3652                 (if (wl-thread-entity-get-opened entity)
3653                     ;; opened...delete line.
3654                     (funcall function number)
3655                   ;; closed
3656                   (setq children (wl-thread-get-children-msgs number))
3657                   (while children
3658                     (funcall function (pop children))))
3659                 (forward-line 1))))
3660         (while (not (eobp))
3661           (funcall function (wl-summary-message-number))
3662           (forward-line 1))))))
3663
3664 (defun wl-summary-delete-region (beg end)
3665   (interactive "r")
3666   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3667
3668 (defun wl-summary-target-mark-region (beg end)
3669   (interactive "r")
3670   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3671
3672 (defun wl-summary-target-mark-all ()
3673   (interactive)
3674   (wl-summary-target-mark-region (point-min) (point-max))
3675   (setq wl-summary-buffer-target-mark-list
3676         (mapcar 'car
3677                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3678
3679 (defun wl-summary-delete-all-mark (mark)
3680   (goto-char (point-min))
3681   (let ((case-fold-search nil))
3682     (while (re-search-forward (format "^ *-?[0-9]+%s"
3683                                       (regexp-quote mark)) nil t)
3684       (wl-summary-unmark))
3685     (cond ((string= mark "*")
3686            (setq wl-summary-buffer-target-mark-list nil))
3687           ((string= mark "D")
3688            (setq wl-summary-buffer-delete-list nil))
3689           ((string= mark "O")
3690            (setq wl-summary-buffer-copy-list nil))
3691           ((string= mark "o")
3692            (setq wl-summary-buffer-refile-list nil)))))
3693
3694 (defun wl-summary-unmark-all ()
3695   "Unmark all according to what you input."
3696   (interactive)
3697   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3698         cur-mark)
3699     (save-excursion
3700       (while unmarks
3701         (setq cur-mark (char-to-string (car unmarks)))
3702         (wl-summary-delete-all-mark cur-mark)
3703         (setq unmarks (cdr unmarks))))))
3704
3705 (defun wl-summary-target-mark-thread ()
3706   (interactive)
3707   (let (beg end)
3708     (end-of-line)
3709     (wl-summary-goto-top-of-current-thread)
3710     (wl-thread-force-open)
3711     (setq beg (point))
3712     (end-of-line)
3713     (wl-summary-goto-bottom-of-current-thread)
3714 ;;; (forward-line -1)
3715     (beginning-of-line)
3716     (setq end (point))
3717     (wl-summary-target-mark-region beg end)))
3718
3719 (defun wl-summary-target-mark-msgs (msgs)
3720   "Return the number of marked messages."
3721   (let ((i 0) num)
3722     (while msgs
3723       (if (eq wl-summary-buffer-view 'thread)
3724           (wl-thread-jump-to-msg (car msgs))
3725         (wl-summary-jump-to-msg (car msgs)))
3726       (setq num (wl-summary-message-number))
3727       (when (eq num (car msgs))
3728         (wl-summary-target-mark num)
3729         (setq i (1+ i)))
3730       (setq msgs (cdr msgs)))
3731     i))
3732
3733 (defun wl-summary-pick (&optional from-list delete-marks)
3734   (interactive)
3735   (save-excursion
3736     (let* ((condition (car (elmo-parse-search-condition
3737                             (elmo-read-search-condition
3738                              wl-summary-pick-field-default))))
3739            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3740                                        condition
3741                                        from-list))
3742            num)
3743       (if delete-marks
3744           (let ((mlist wl-summary-buffer-target-mark-list))
3745             (while mlist
3746               (when (wl-summary-jump-to-msg (car mlist))
3747                 (wl-summary-unmark))
3748               (setq mlist (cdr mlist)))
3749             (setq wl-summary-buffer-target-mark-list nil)))
3750       (if (and result
3751                (setq num (wl-summary-target-mark-msgs result))
3752                (> num 0))
3753           (if (= num (length result))
3754               (message "%d message(s) are picked." num)
3755             (message "%d(%d) message(s) are picked." num
3756                      (- (length result) num)))
3757         (message "No message was picked.")))))
3758
3759 (defun wl-summary-unvirtual ()
3760   "Exit from current virtual folder."
3761   (interactive)
3762   (if (eq 'filter
3763           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3764       (wl-summary-goto-folder-subr
3765        (elmo-folder-name-internal
3766         (elmo-filter-folder-target-internal
3767          wl-summary-buffer-elmo-folder))
3768        'update nil nil t)
3769     (error "This folder is not filtered")))
3770
3771 (defun wl-summary-virtual (&optional arg)
3772   "Goto virtual folder.
3773 If ARG, exit virtual folder."
3774   (interactive "P")
3775   (if arg
3776       (wl-summary-unvirtual)
3777     (wl-summary-goto-folder-subr (concat "/"
3778                                          (elmo-read-search-condition
3779                                           wl-summary-pick-field-default)
3780                                          "/"
3781                                          (wl-summary-buffer-folder-name))
3782                                  'update nil nil t)))
3783
3784 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3785   "Erase all temp marks from buffer."
3786   (interactive)
3787   (when (or wl-summary-buffer-target-mark-list
3788             wl-summary-buffer-delete-list
3789             wl-summary-buffer-refile-list
3790             wl-summary-buffer-copy-list)
3791     (save-excursion
3792       (goto-char (point-min))
3793       (unless no-msg
3794         (message "Unmarking..."))
3795       (while (not (eobp))
3796         (wl-summary-unmark)
3797         (forward-line))
3798       (unless no-msg
3799         (message "Unmarking...done"))
3800       (setq wl-summary-buffer-target-mark-list nil)
3801       (setq wl-summary-buffer-delete-list nil)
3802       (setq wl-summary-buffer-refile-list nil)
3803       (setq wl-summary-buffer-copy-list nil))))
3804
3805 (defun wl-summary-delete-mark (number)
3806   "Delete temporary mark of the message specified by NUMBER."
3807   (cond
3808    ((memq number wl-summary-buffer-target-mark-list)
3809     (setq wl-summary-buffer-target-mark-list
3810           (delq number wl-summary-buffer-target-mark-list)))
3811    ((memq number wl-summary-buffer-delete-list)
3812     (setq wl-summary-buffer-delete-list
3813           (delq number wl-summary-buffer-delete-list)))
3814    (t
3815     (let (pair)
3816       (cond
3817        ((setq pair (assq number wl-summary-buffer-copy-list))
3818         (setq wl-summary-buffer-copy-list
3819               (delq pair wl-summary-buffer-copy-list)))
3820        ((setq pair (assq number wl-summary-buffer-refile-list))
3821         (setq wl-summary-buffer-refile-list
3822               (delq pair wl-summary-buffer-refile-list))))))))
3823
3824 (defun wl-summary-mark-line (mark)
3825   "Put MARK on current line.  Return message number."
3826   (save-excursion
3827     (beginning-of-line)
3828     (let ((inhibit-read-only t)
3829           (buffer-read-only nil)
3830           msg-num
3831           cur-mark)
3832       (when (looking-at "^ *\\(-?[0-9]+\\)\\([^0-9]\\)")
3833         (setq msg-num  (string-to-int (wl-match-buffer 1)))
3834         (setq cur-mark (wl-match-buffer 2))
3835         (goto-char (match-end 1))
3836         (delete-region (match-beginning 2) (match-end 2))
3837 ;;;     (wl-summary-delete-mark msg-num)
3838         (insert mark)
3839         (if wl-summary-highlight
3840             (wl-highlight-summary-current-line nil nil t))
3841         (set-buffer-modified-p nil)
3842         msg-num))))
3843
3844 (defun wl-summary-target-mark-delete ()
3845   (interactive)
3846   (save-excursion
3847     (goto-char (point-min))
3848     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
3849           number mlist)
3850       (while (re-search-forward regexp nil t)
3851         (let (wl-summary-buffer-disp-msg)
3852           (when (setq number (wl-summary-message-number))
3853             (wl-summary-delete number)
3854             (setq wl-summary-buffer-target-mark-list
3855                   (delq number wl-summary-buffer-target-mark-list)))))
3856       (setq mlist wl-summary-buffer-target-mark-list)
3857       (while mlist
3858         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3859         (setq wl-summary-buffer-target-mark-list
3860               (delq (car mlist) wl-summary-buffer-target-mark-list))
3861         (setq mlist (cdr mlist))))))
3862
3863 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3864   (interactive "P")
3865   (save-excursion
3866     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3867            (inhibit-read-only t)
3868            (buffer-read-only nil)
3869            (count 0)
3870            (length (length mlist))
3871            (pos (point))
3872            skipped
3873            new-mark)
3874       (while mlist
3875         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3876         (if new-mark
3877             (progn
3878               (message "Prefetching... %d/%d message(s)"
3879                        (setq count (+ 1 count)) length)
3880               (when (wl-summary-jump-to-msg (car mlist))
3881                 (wl-summary-unmark)
3882                 (when new-mark
3883                   (when (looking-at "^ *-?[0-9]+[^0-9]\\([^0-9]\\)")
3884                     (delete-region (match-beginning 1) (match-end 1)))
3885                   (goto-char (match-beginning 1))
3886                   (insert new-mark)
3887                   (if wl-summary-highlight
3888                       (wl-highlight-summary-current-line))
3889                   (save-excursion
3890                     (goto-char pos)
3891                     (sit-for 0)))))
3892           (setq skipped (cons (car mlist) skipped)))
3893         (setq mlist (cdr mlist)))
3894       (setq wl-summary-buffer-target-mark-list skipped)
3895       (message "Prefetching... %d/%d message(s)." count length)
3896       (set-buffer-modified-p nil))))
3897
3898 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3899   (let ((variable
3900          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3901         (function
3902          (intern (format "wl-summary-%s" copy-or-refile)))
3903         regexp number msgid entity folder mlist)
3904     (save-excursion
3905       (goto-char (point-min))
3906       (setq regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
3907       ;; guess by first mark
3908       (when (re-search-forward regexp nil t)
3909         (setq msgid (cdr (assq (setq number (wl-summary-message-number))
3910                                (elmo-msgdb-get-number-alist
3911                                 (wl-summary-buffer-msgdb))))
3912               entity (assoc msgid
3913                             (elmo-msgdb-get-overview
3914                              (wl-summary-buffer-msgdb))))
3915         (if (null entity)
3916             (error "Cannot %s" copy-or-refile))
3917         (funcall function
3918                  (setq folder (wl-summary-read-folder
3919                                (wl-refile-guess entity)
3920                                (format "for %s" copy-or-refile)))
3921                  number)
3922         (if number
3923             (setq wl-summary-buffer-target-mark-list
3924                   (delq number wl-summary-buffer-target-mark-list)))
3925         (while (re-search-forward regexp nil t)
3926           (let (wl-summary-buffer-disp-msg)
3927             (when (setq number (wl-summary-message-number))
3928               (funcall function folder number)
3929               (setq wl-summary-buffer-target-mark-list
3930                     (delq number wl-summary-buffer-target-mark-list)))))
3931         ;; process invisible messages.
3932         (setq mlist wl-summary-buffer-target-mark-list)
3933         (while mlist
3934           (set variable
3935                (append (symbol-value variable)
3936                        (list (cons (car mlist) folder))))
3937           (setq wl-summary-buffer-target-mark-list
3938                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3939           (setq mlist (cdr mlist)))))))
3940
3941 (defun wl-summary-next-buffer ()
3942   "Switch to next summary buffer."
3943   (interactive)
3944   (let ((buffers (sort (wl-collect-summary)
3945                        (lambda (buffer1 buffer2)
3946                          (string-lessp (buffer-name buffer1)
3947                                        (buffer-name buffer2))))))
3948     (switch-to-buffer
3949      (or (cadr (memq (current-buffer) buffers))
3950          (car buffers)))))
3951
3952 (defun wl-summary-previous-buffer ()
3953   "Switch to previous summary buffer."
3954   (interactive)
3955   (let ((buffers (sort (wl-collect-summary)
3956                        (lambda (buffer1 buffer2)
3957                          (not (string-lessp (buffer-name buffer1)
3958                                             (buffer-name buffer2)))))))
3959     (switch-to-buffer
3960      (or (cadr (memq (current-buffer) buffers))
3961          (car buffers)))))
3962
3963 (defun wl-summary-target-mark-copy ()
3964   (interactive)
3965   (wl-summary-target-mark-refile-subr "copy"))
3966
3967 (defun wl-summary-target-mark-refile ()
3968   (interactive)
3969   (wl-summary-target-mark-refile-subr "refile"))
3970
3971 (defun wl-summary-target-mark-mark-as-read ()
3972   (interactive)
3973   (save-excursion
3974     (goto-char (point-min))
3975     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
3976           (inhibit-read-only t)
3977           (buffer-read-only nil)
3978           number mlist)
3979       (while (re-search-forward regexp nil t)
3980         (let (wl-summary-buffer-disp-msg)
3981           ;; delete target-mark from buffer.
3982           (delete-region (match-beginning 1) (match-end 1))
3983           (insert " ")
3984           (setq number (wl-summary-mark-as-read t))
3985           (if wl-summary-highlight
3986               (wl-highlight-summary-current-line))
3987           (if number
3988               (setq wl-summary-buffer-target-mark-list
3989                     (delq number wl-summary-buffer-target-mark-list)))))
3990       (setq mlist wl-summary-buffer-target-mark-list)
3991       (while mlist
3992         (wl-summary-mark-as-read t nil nil (car mlist))
3993         (setq wl-summary-buffer-target-mark-list
3994               (delq (car mlist) wl-summary-buffer-target-mark-list))
3995         (setq mlist (cdr mlist)))
3996       (wl-summary-count-unread
3997        (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
3998       (wl-summary-update-modeline))))
3999
4000 (defun wl-summary-target-mark-mark-as-unread ()
4001   (interactive)
4002   (save-excursion
4003     (goto-char (point-min))
4004     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4005           (inhibit-read-only t)
4006           (buffer-read-only nil)
4007           number mlist)
4008       (while (re-search-forward regexp nil t)
4009         (let (wl-summary-buffer-disp-msg)
4010           ;; delete target-mark from buffer.
4011           (delete-region (match-beginning 1) (match-end 1))
4012           (insert " ")
4013           (setq number (wl-summary-mark-as-unread))
4014           (if wl-summary-highlight
4015               (wl-highlight-summary-current-line))
4016           (if number
4017               (setq wl-summary-buffer-target-mark-list
4018                     (delq number wl-summary-buffer-target-mark-list)))))
4019       (setq mlist wl-summary-buffer-target-mark-list)
4020       (while mlist
4021         (wl-summary-mark-as-unread (car mlist))
4022 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
4023         (setq wl-summary-buffer-target-mark-list
4024               (delq (car mlist) wl-summary-buffer-target-mark-list))
4025         (setq mlist (cdr mlist)))
4026       (wl-summary-count-unread
4027        (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
4028       (wl-summary-update-modeline))))
4029
4030 (defun wl-summary-target-mark-mark-as-important ()
4031   (interactive)
4032   (save-excursion
4033     (goto-char (point-min))
4034     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4035           (inhibit-read-only t)
4036           (buffer-read-only nil)
4037           number mlist)
4038       (while (re-search-forward regexp nil t)
4039         (let (wl-summary-buffer-disp-msg)
4040           ;; delete target-mark from buffer.
4041           (delete-region (match-beginning 1) (match-end 1))
4042           (insert " ")
4043           (setq number (wl-summary-mark-as-important))
4044           (if wl-summary-highlight
4045               (wl-highlight-summary-current-line))
4046           (if number
4047               (setq wl-summary-buffer-target-mark-list
4048                     (delq number wl-summary-buffer-target-mark-list)))))
4049       (setq mlist wl-summary-buffer-target-mark-list)
4050       (while mlist
4051         (wl-summary-mark-as-important (car mlist))
4052         (wl-thread-msg-mark-as-important (car mlist))
4053         (setq wl-summary-buffer-target-mark-list
4054               (delq (car mlist) wl-summary-buffer-target-mark-list))
4055         (setq mlist (cdr mlist)))
4056       (wl-summary-count-unread
4057        (elmo-msgdb-get-mark-alist (wl-summary-buffer-msgdb)))
4058       (wl-summary-update-modeline))))
4059
4060 (defun wl-summary-target-mark-save ()
4061   (interactive)
4062   (save-excursion
4063     (goto-char (point-min))
4064     (let ((wl-save-dir
4065            (wl-read-directory-name "Save to directory: "
4066                                    wl-temporary-file-directory))
4067           (regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4068           number mlist)
4069       (if (null (file-exists-p wl-save-dir))
4070           (make-directory wl-save-dir))
4071       (while (re-search-forward regexp nil t)
4072         (let (wl-summary-buffer-disp-msg)
4073           (setq number (wl-summary-save t wl-save-dir))
4074           (wl-summary-unmark)
4075           (if number
4076               (setq wl-summary-buffer-target-mark-list
4077                     (delq number wl-summary-buffer-target-mark-list))))))))
4078
4079 (defun wl-summary-target-mark-pick ()
4080   (interactive)
4081   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
4082
4083 (defun wl-summary-mark-as-read (&optional notcrosses
4084                                           leave-server-side-mark-untouched
4085                                           displayed
4086                                           number
4087                                           cached)
4088   (interactive)
4089   (save-excursion
4090     (let* (eol
4091            (inhibit-read-only t)
4092            (buffer-read-only nil)
4093            (folder wl-summary-buffer-elmo-folder)
4094            (msgdb (wl-summary-buffer-msgdb))
4095            (mark-alist (elmo-msgdb-get-mark-alist msgdb))
4096 ;;;        (number-alist (elmo-msgdb-get-number-alist msgdb))
4097            (case-fold-search nil)
4098            mark stat visible uncached new-mark marked)
4099       (if number
4100           (progn
4101             (setq visible (wl-summary-jump-to-msg number))
4102             (setq mark (cadr (assq number mark-alist))))
4103         ;; interactive
4104         (setq visible t))
4105       (beginning-of-line)
4106       (if (or (not visible)
4107               (looking-at
4108                (format "^ *\\(-?[0-9]+\\)[^0-9]\\(%s\\|%s\\|%s\\|%s\\).*$"
4109                        (regexp-quote wl-summary-read-uncached-mark)
4110                        (regexp-quote wl-summary-unread-uncached-mark)
4111                        (regexp-quote wl-summary-unread-cached-mark)
4112                        (regexp-quote wl-summary-new-mark))))
4113           (progn
4114             (setq mark (or mark (wl-match-buffer 2)))
4115             (when mark
4116               (cond
4117                ((string= mark wl-summary-new-mark) ; N
4118                 (setq stat 'new)
4119                 (setq uncached t))
4120                ((string= mark wl-summary-unread-uncached-mark) ; U
4121                 (setq stat 'unread)
4122                 (setq uncached t))
4123                ((string= mark wl-summary-unread-cached-mark)  ; !
4124                 (setq stat 'unread))
4125                (t
4126                 ;; no need to mark server.
4127                 (setq leave-server-side-mark-untouched t))))
4128             (setq number (or number (string-to-int (wl-match-buffer 1))))
4129             ;; set server side mark...
4130             (setq new-mark (if (and uncached
4131                                     (if (elmo-message-use-cache-p folder number)
4132                                         (not (elmo-folder-local-p folder)))
4133                                     (not cached))
4134                                wl-summary-read-uncached-mark
4135                              nil))
4136             (if (not leave-server-side-mark-untouched)
4137                 (save-match-data
4138                   (setq marked (elmo-folder-mark-as-read
4139                                 folder
4140                                 (list number)))))
4141             (if (or leave-server-side-mark-untouched
4142                     marked)
4143                 (progn
4144                   (cond ((eq stat 'unread)
4145                          (setq wl-summary-buffer-unread-count
4146                                (1- wl-summary-buffer-unread-count)))
4147                         ((eq stat 'new)
4148                          (setq wl-summary-buffer-new-count
4149                                (1- wl-summary-buffer-new-count))))
4150                   (wl-summary-update-modeline)
4151                   (wl-folder-update-unread
4152                    (wl-summary-buffer-folder-name)
4153                    (+ wl-summary-buffer-unread-count
4154                       wl-summary-buffer-new-count))
4155                   (when (or stat cached)
4156                     (when visible
4157                       (goto-char (match-end 2))
4158                       (delete-region (match-beginning 2) (match-end 2))
4159                       (insert (or new-mark " ")))
4160                     (setq mark-alist
4161                           (elmo-msgdb-mark-set mark-alist number new-mark))
4162                     (elmo-msgdb-set-mark-alist msgdb mark-alist)
4163                     (wl-summary-set-mark-modified))
4164                   (if (and visible wl-summary-highlight)
4165                       (wl-highlight-summary-current-line nil nil t)))
4166               (if mark (message "Warning: Changing mark failed.")))))
4167       (set-buffer-modified-p nil)
4168       (if stat
4169           (run-hooks 'wl-summary-unread-message-hook))
4170       number ;return value
4171       )))
4172
4173 (defun wl-summary-mark-as-important (&optional number
4174                                                mark
4175                                                no-server-update)
4176   (interactive)
4177   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4178           'internal)
4179       (error "Cannot process mark in this folder"))
4180   (save-excursion
4181     (let* (eol
4182           (inhibit-read-only t)
4183           (buffer-read-only nil)
4184           (folder wl-summary-buffer-elmo-folder)
4185           (msgdb (wl-summary-buffer-msgdb))
4186           (mark-alist (elmo-msgdb-get-mark-alist msgdb))
4187           (number-alist (elmo-msgdb-get-number-alist msgdb))
4188           message-id visible)
4189       (if number
4190           (progn
4191             (setq visible (wl-summary-jump-to-msg number))
4192             (setq mark (or mark (cadr (assq number mark-alist)))))
4193         (setq visible t))
4194       (when visible
4195         (if (null (setq number (wl-summary-message-number)))
4196             (progn
4197               (message "No message.")
4198               (setq visible nil))
4199           (end-of-line)
4200           (setq eol (point))
4201           (re-search-backward (concat "^" wl-summary-buffer-number-regexp
4202                                       "..../..") nil t)) ; set cursor line
4203         (beginning-of-line))
4204       (if (or (and (not visible)
4205                    (assq number (elmo-msgdb-get-number-alist msgdb)))
4206               (re-search-forward "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)" eol t))
4207           (progn
4208             (setq number (or number (string-to-int (wl-match-buffer 1))))
4209             (setq mark (or mark (wl-match-buffer 2)))
4210             (setq message-id (elmo-message-field
4211                               wl-summary-buffer-elmo-folder
4212                               number
4213                               'message-id))
4214             (if (string= mark wl-summary-important-mark)
4215                 (progn
4216                   ;; server side mark
4217                   (save-match-data
4218                     (unless no-server-update
4219                       (elmo-folder-unmark-important folder (list number))
4220                       (elmo-msgdb-global-mark-delete message-id))
4221                     ;; Remove cache if local folder.
4222                     (if (and (elmo-folder-local-p folder)
4223                              (not (eq 'mark
4224                                       (elmo-folder-type-internal folder))))
4225                         (elmo-file-cache-delete
4226                          (elmo-file-cache-get-path message-id))))
4227                   (when visible
4228                     (delete-region (match-beginning 2) (match-end 2))
4229                     (insert " "))
4230                   (setq mark-alist
4231                         (elmo-msgdb-mark-set mark-alist
4232                                              number
4233                                              nil)))
4234               ;; server side mark
4235               (save-match-data
4236                 (unless no-server-update
4237                   (elmo-folder-mark-as-important folder (list number))))
4238               (when visible
4239                 (delete-region (match-beginning 2) (match-end 2))
4240                 (insert wl-summary-important-mark))
4241               (setq mark-alist
4242                     (elmo-msgdb-mark-set mark-alist
4243                                          number
4244                                          wl-summary-important-mark))
4245               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4246                   (elmo-folder-mark-as-read folder (list number))
4247                 ;; Force cache message.
4248                 (elmo-message-encache folder number 'read))
4249               (unless no-server-update
4250                 (elmo-msgdb-global-mark-set message-id
4251                                             wl-summary-important-mark)))
4252             (elmo-msgdb-set-mark-alist msgdb mark-alist)
4253             (wl-summary-set-mark-modified)))
4254       (if (and visible wl-summary-highlight)
4255           (wl-highlight-summary-current-line nil nil t))))
4256   (set-buffer-modified-p nil)
4257   number)
4258
4259 (defsubst wl-summary-format-date (date-string)
4260   (condition-case nil
4261       (let ((datevec (timezone-fix-time date-string nil
4262                                         wl-summary-fix-timezone)))
4263         (format "%02d/%02d(%s)%02d:%02d"
4264                 (aref datevec 1)
4265                 (aref datevec 2)
4266                 (elmo-date-get-week (aref datevec 0)
4267                                     (aref datevec 1)
4268                                     (aref datevec 2))
4269                 (aref datevec 3)
4270                 (aref datevec 4)))
4271     (error "??/??(??)??:??")))
4272
4273 (defun wl-summary-overview-create-summary-line (msg
4274                                                 entity
4275                                                 parent-entity
4276                                                 depth
4277                                                 mark-alist
4278                                                 &optional
4279                                                 children-num
4280                                                 temp-mark thr-entity
4281                                                 subject-differ)
4282   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4283         (elmo-mime-charset wl-summary-buffer-mime-charset)
4284         no-parent before-indent
4285         from subject parent-raw-subject parent-subject
4286         mark line
4287         (elmo-lang wl-summary-buffer-weekday-name-lang)
4288         (children-num (if children-num (int-to-string children-num)))
4289         (thr-str "")
4290         linked)
4291     (when thr-entity
4292       (setq thr-str (wl-thread-make-indent-string thr-entity))
4293       (setq linked (wl-thread-entity-get-linked thr-entity)))
4294     (if (string= thr-str "")
4295         (setq no-parent t)) ; no parent
4296     (if (and wl-summary-indent-length-limit
4297              (< wl-summary-indent-length-limit
4298                 (string-width thr-str)))
4299         (setq thr-str (wl-set-string-width
4300                        wl-summary-indent-length-limit
4301                        thr-str)))
4302     (setq from
4303           (wl-set-string-width
4304            (if children-num
4305                (- wl-summary-from-width (length children-num) 2)
4306              wl-summary-from-width)
4307            (elmo-delete-char ?\n
4308                              (wl-summary-from-func-internal
4309                               (elmo-msgdb-overview-entity-get-from entity)))))
4310     (setq subject
4311           (elmo-delete-char ?\n
4312                             (or (elmo-msgdb-overview-entity-get-subject
4313                                  entity)
4314                                 wl-summary-no-subject-message)))
4315     (setq parent-raw-subject
4316           (elmo-msgdb-overview-entity-get-subject parent-entity))
4317     (setq parent-subject
4318           (if parent-raw-subject
4319               (elmo-delete-char ?\n parent-raw-subject)))
4320     (setq mark (or (cadr (assq msg mark-alist)) " "))
4321     (setq line
4322           (concat
4323            (setq before-indent
4324                  (format (concat "%"
4325                                  (int-to-string
4326                                   wl-summary-buffer-number-column)
4327                                  "s%s%s%s %s")
4328                          msg
4329                          (or temp-mark " ")
4330                          mark
4331                          (wl-summary-format-date
4332                           (elmo-msgdb-overview-entity-get-date entity))
4333                          (if thr-str thr-str "")))
4334            (format (if linked
4335                        "<%s > %s"
4336                      "[%s ] %s")
4337                    (if children-num
4338                        (concat "+" children-num ": " from)
4339                      (concat " " from))
4340                    (progn
4341                      (setq subject
4342                            (if (or no-parent
4343                                    (null parent-subject)
4344                                    (not (wl-summary-subject-equal
4345                                          subject parent-subject)))
4346                                (wl-summary-subject-func-internal subject) ""))
4347                      (if (and (not wl-summary-width)
4348                               wl-summary-subject-length-limit)
4349                          (truncate-string subject wl-summary-subject-length-limit)
4350                        subject)))))
4351     (if wl-summary-width (setq line
4352                                (wl-set-string-width
4353                                 (- wl-summary-width 1) line)))
4354     (if wl-summary-highlight
4355         (wl-highlight-summary-line-string line
4356                                           mark
4357                                           temp-mark
4358                                           thr-str))
4359     line))
4360
4361 (defsubst wl-summary-buffer-number-column-detect (update)
4362   (let (end)
4363     (save-excursion
4364       (goto-char (point-min))
4365       (setq wl-summary-buffer-number-column
4366             (or
4367              (if (and update
4368                       (setq end (if (re-search-forward
4369                                      "^ *-?[0-9]+[^0-9]" nil t)
4370                                     (point))))
4371                  (- end (progn (beginning-of-line) (point)) 1))
4372              (wl-get-assoc-list-value wl-summary-number-column-alist
4373                                       (wl-summary-buffer-folder-name))
4374              wl-summary-default-number-column))
4375       (setq wl-summary-buffer-number-regexp
4376             (wl-repeat-string "." wl-summary-buffer-number-column)))))
4377
4378 (defsubst wl-summary-proc-wday (wday-str year month mday)
4379   (save-match-data
4380     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4381         (wl-match-string 1 wday-str)
4382       (elmo-date-get-week year month mday))))
4383
4384 (defvar wl-summary-move-spec-plugged-alist
4385   (` ((new . ((t . nil)
4386               (p . (, wl-summary-new-mark))
4387               (p . (, (wl-regexp-opt
4388                        (list wl-summary-unread-uncached-mark
4389                              wl-summary-unread-cached-mark))))
4390               (p . (, (regexp-quote wl-summary-important-mark)))))
4391       (unread . ((t . nil)
4392                  (p . (, (wl-regexp-opt
4393                           (list wl-summary-new-mark
4394                                 wl-summary-unread-uncached-mark
4395                                 wl-summary-unread-cached-mark))))
4396                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4397
4398 (defvar wl-summary-move-spec-unplugged-alist
4399   (` ((new . ((t . nil)
4400               (p . (, wl-summary-unread-cached-mark))
4401               (p . (, (regexp-quote wl-summary-important-mark)))))
4402       (unread . ((t . nil)
4403                  (p . (, wl-summary-unread-cached-mark))
4404                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4405
4406 (defsubst wl-summary-next-message (num direction hereto)
4407   (if wl-summary-buffer-next-message-function
4408       (funcall wl-summary-buffer-next-message-function num direction hereto)
4409     (let ((cur-spec (cdr (assq wl-summary-move-order
4410                                (if (elmo-folder-plugged-p
4411                                     wl-summary-buffer-elmo-folder)
4412                                    wl-summary-move-spec-plugged-alist
4413                                  wl-summary-move-spec-unplugged-alist))))
4414           (nums (memq num (if (eq direction 'up)
4415                               (reverse wl-summary-buffer-number-list)
4416                             wl-summary-buffer-number-list)))
4417           marked-list nums2)
4418       (unless hereto (setq nums (cdr nums)))
4419       (setq nums2 nums)
4420       (if cur-spec
4421           (catch 'done
4422             (while cur-spec
4423               (setq nums nums2)
4424               (cond ((eq (car (car cur-spec)) 'p)
4425                      (if (setq marked-list
4426                                (elmo-folder-list-messages-mark-match
4427                                 wl-summary-buffer-elmo-folder
4428                                 (cdr (car cur-spec))))
4429                          (while nums
4430                            (if (memq (car nums) marked-list)
4431                                (throw 'done (car nums)))
4432                            (setq nums (cdr nums)))))
4433                     ((eq (car (car cur-spec)) 't)
4434                      (if wl-summary-buffer-target-mark-list
4435                          (while nums
4436                            (if (memq (car nums)
4437                                      wl-summary-buffer-target-mark-list)
4438                                (throw 'done (car nums)))
4439                            (setq nums (cdr nums))))))
4440               (setq cur-spec (cdr cur-spec))))
4441         (car nums)))))
4442
4443 (defsubst wl-summary-cursor-move (direction hereto)
4444   (when (and (eq direction 'up)
4445              (eobp))
4446     (forward-line -1)
4447     (setq hereto t))
4448   (let (num)
4449     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4450                                              direction hereto))
4451       (if (numberp num)
4452           (wl-thread-jump-to-msg num))
4453       t)))
4454 ;;
4455 ;; Goto unread or important
4456 ;; returns t if next message exists in this folder.
4457 (defun wl-summary-cursor-down (&optional hereto)
4458   (interactive "P")
4459   (wl-summary-cursor-move 'down hereto))
4460
4461 (defun wl-summary-cursor-up (&optional hereto)
4462   (interactive "P")
4463   (wl-summary-cursor-move 'up hereto))
4464
4465 (defun wl-summary-save-view-cache ()
4466   (save-excursion
4467     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4468            (cache (expand-file-name wl-summary-cache-file dir))
4469            (view (expand-file-name wl-summary-view-file dir))
4470            (save-view wl-summary-buffer-view)
4471            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4472            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4473            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4474            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4475            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4476            (charset wl-summary-buffer-mime-charset))
4477       (if (file-directory-p dir)
4478           (); ok.
4479         (if (file-exists-p dir)
4480             (error "File %s already exists" dir)
4481           (elmo-make-directory dir)))
4482       (if (eq save-view 'thread)
4483           (wl-thread-save-entity dir))
4484       (unwind-protect
4485           (progn
4486             (when (file-writable-p cache)
4487               (copy-to-buffer tmp-buffer (point-min) (point-max))
4488               (with-current-buffer tmp-buffer
4489                 (widen)
4490                 (setq wl-summary-buffer-target-mark-list mark-list
4491                       wl-summary-buffer-refile-list refile-list
4492                       wl-summary-buffer-copy-list copy-list
4493                       wl-summary-buffer-delete-list delete-list)
4494                 (wl-summary-delete-all-temp-marks 'no-msg)
4495                 (encode-mime-charset-region
4496                  (point-min) (point-max) charset)
4497                 (write-region-as-binary (point-min)(point-max)
4498                                         cache nil 'no-msg)))
4499             (when (file-writable-p view) ; 'thread or 'sequence
4500               (save-excursion
4501                 (set-buffer tmp-buffer)
4502                 (erase-buffer)
4503                 (prin1 save-view tmp-buffer)
4504                 (princ "\n" tmp-buffer)
4505                 (write-region (point-min) (point-max) view nil 'no-msg))))
4506         ;; kill tmp buffer.
4507         (kill-buffer tmp-buffer)))))
4508
4509 (defsubst wl-summary-get-sync-range (folder)
4510   (intern (or (and
4511                (elmo-folder-plugged-p folder)
4512                (wl-get-assoc-list-value
4513                 wl-folder-sync-range-alist
4514                 (elmo-folder-name-internal folder)))
4515               wl-default-sync-range)))
4516
4517 ;; redefined for wl-summary-sync-update
4518 (defun wl-summary-input-range (folder)
4519   "returns update or all or rescan."
4520   ;; for the case when parts are expanded in the bottom of the folder
4521   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4522                             "cache-status"
4523                             "no-sync" "rescan-noscore" "all-visible"))
4524         (default (or (wl-get-assoc-list-value
4525                       wl-folder-sync-range-alist
4526                       folder)
4527                      wl-default-sync-range))
4528         range)
4529     (setq range
4530           (completing-read (format "Range (%s): " default)
4531                            (mapcar
4532                             (function (lambda (x) (cons x x)))
4533                             input-range-list)))
4534     (if (string= range "")
4535         default
4536       range)))
4537
4538 (defun wl-summary-toggle-disp-folder (&optional arg)
4539   (interactive)
4540   (let ((cur-buf (current-buffer))
4541         (summary-win (get-buffer-window (current-buffer)))
4542         fld-buf fld-win)
4543     (cond
4544      ((eq arg 'on)
4545       (setq wl-summary-buffer-disp-folder t)
4546       ;; hide your folder window
4547       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4548           (if (setq fld-win (get-buffer-window fld-buf))
4549               (delete-window fld-win))))
4550      ((eq arg 'off)
4551       (setq wl-summary-buffer-disp-folder nil)
4552       ;; hide your wl-message window!
4553       (when (buffer-live-p wl-message-buffer)
4554         (wl-message-select-buffer wl-message-buffer)
4555         (delete-window))
4556       (select-window (get-buffer-window cur-buf))
4557       ;; display wl-folder window!!
4558       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4559           (if (setq fld-win (get-buffer-window fld-buf))
4560               ;; folder win is already displayed.
4561               (select-window fld-win)
4562             ;; folder win is not displayed.
4563             (switch-to-buffer fld-buf))
4564         ;; no folder buf
4565         (wl-folder))
4566       ;; temporarily delete summary-win.
4567       (if summary-win
4568           (delete-window summary-win))
4569       (split-window-horizontally wl-folder-window-width)
4570       (other-window 1)
4571       (switch-to-buffer cur-buf))
4572      (t
4573       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4574           (if (setq fld-win (get-buffer-window fld-buf))
4575               (setq wl-summary-buffer-disp-folder nil)
4576             (setq wl-summary-buffer-disp-folder t)))
4577       (if (not wl-summary-buffer-disp-folder)
4578           ;; hide message window
4579           (let ((mes-win (and wl-message-buffer
4580                               (get-buffer-window wl-message-buffer)))
4581                 (wl-stay-folder-window t))
4582             (if mes-win (delete-window mes-win))
4583             ;; hide your folder window
4584             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4585                 (if (setq fld-win (get-buffer-window fld-buf))
4586                     (progn
4587                       (delete-window (get-buffer-window cur-buf))
4588                       (select-window fld-win)
4589                       (switch-to-buffer cur-buf))))
4590             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4591             ;; resume message window.
4592             (when mes-win
4593               (wl-message-select-buffer wl-message-buffer)
4594               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4595               (select-window (get-buffer-window cur-buf))))
4596         ;; hide message window
4597         (let ((wl-stay-folder-window t)
4598               (mes-win (and wl-message-buffer
4599                             (get-buffer-window wl-message-buffer))))
4600           (if mes-win (delete-window mes-win))
4601           (select-window (get-buffer-window cur-buf))
4602           ;; display wl-folder window!!
4603           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4604               (if (setq fld-win (get-buffer-window fld-buf))
4605                   ;; folder win is already displayed.
4606                   (select-window fld-win)
4607                 ;; folder win is not displayed...occupy all.
4608                 (switch-to-buffer fld-buf))
4609             ;; no folder buf
4610             (wl-folder))
4611           (split-window-horizontally wl-folder-window-width)
4612           (other-window 1)
4613           (switch-to-buffer cur-buf)
4614           ;; resume message window.
4615           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4616           (when mes-win
4617             (wl-message-select-buffer wl-message-buffer)
4618             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4619             (select-window (get-buffer-window cur-buf))))))))
4620   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4621
4622 (defun wl-summary-toggle-disp-msg (&optional arg)
4623   (interactive)
4624   (let ((cur-buf (current-buffer))
4625         fld-buf fld-win
4626         summary-win)
4627     (cond
4628      ((eq arg 'on)
4629       (setq wl-summary-buffer-disp-msg t)
4630       (save-excursion
4631         ;; hide your folder window
4632         (if (and (not wl-stay-folder-window)
4633                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4634             (if (setq fld-win (get-buffer-window fld-buf))
4635                 (unless (one-window-p fld-win)
4636                   (delete-window fld-win))))))
4637      ((eq arg 'off)
4638       (wl-delete-all-overlays)
4639       (setq wl-summary-buffer-disp-msg nil)
4640       (save-excursion
4641         (when (buffer-live-p wl-message-buffer)
4642           (wl-message-select-buffer wl-message-buffer)
4643           (delete-window)
4644           (and (get-buffer-window cur-buf)
4645                (select-window (get-buffer-window cur-buf))))
4646         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4647      (t
4648       (if (and wl-message-buffer
4649                (get-buffer-window wl-message-buffer)) ; already displayed
4650           (setq wl-summary-buffer-disp-msg nil)
4651         (setq wl-summary-buffer-disp-msg t))
4652       (if wl-summary-buffer-disp-msg
4653           (progn
4654             (wl-summary-redisplay)
4655 ;;; hide your folder window
4656 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4657 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4658 ;;;             (delete-window fld-win)))
4659             (run-hooks 'wl-summary-toggle-disp-on-hook))
4660         (wl-delete-all-overlays)
4661         (save-excursion
4662           (wl-message-select-buffer wl-message-buffer)
4663           (delete-window)
4664           (select-window (get-buffer-window cur-buf))
4665           (run-hooks 'wl-summary-toggle-disp-off-hook))
4666 ;;;     (switch-to-buffer cur-buf)
4667         )))))
4668
4669 (defun wl-summary-next-line-content ()
4670   "Show next line of the message."
4671   (interactive)
4672   (let ((cur-buf (current-buffer)))
4673     (wl-summary-toggle-disp-msg 'on)
4674     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4675       (set-buffer cur-buf)
4676       (wl-message-next-page 1))))
4677
4678 (defun wl-summary-prev-line-content ()
4679   (interactive)
4680   (let ((cur-buf (current-buffer)))
4681     (wl-summary-toggle-disp-msg 'on)
4682     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4683       (set-buffer cur-buf)
4684       (wl-message-prev-page 1))))
4685
4686 (defun wl-summary-next-page ()
4687   (interactive)
4688   (let ((cur-buf (current-buffer)))
4689     (wl-summary-toggle-disp-msg 'on)
4690     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4691       (set-buffer cur-buf)
4692       (wl-message-next-page))))
4693
4694 (defun wl-summary-prev-page ()
4695   (interactive)
4696   (let ((cur-buf (current-buffer)))
4697     (wl-summary-toggle-disp-msg 'on)
4698     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4699       (set-buffer cur-buf)
4700       (wl-message-prev-page))))
4701
4702 (defsubst wl-summary-no-mime-p (folder)
4703   (wl-string-match-member (elmo-folder-name-internal folder)
4704                           wl-summary-no-mime-folder-list))
4705
4706 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4707   "Set message buffer.
4708 If message is not displayed yet, display it.
4709 Return t if message exists."
4710   (let ((folder wl-summary-buffer-elmo-folder)
4711         (number (wl-summary-message-number))
4712         cur-folder cur-number message-last-pos)
4713     (when (buffer-live-p wl-message-buffer)
4714       (save-window-excursion
4715         (wl-message-select-buffer wl-message-buffer)
4716         (setq cur-folder wl-message-buffer-cur-folder)
4717         (setq cur-number wl-message-buffer-cur-number)))
4718     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4719              (eq number (or cur-number 0)))
4720         (progn
4721           (set-buffer wl-message-buffer)
4722           t)
4723       (if (wl-summary-no-mime-p folder)
4724           (wl-summary-redisplay-no-mime-internal folder number)
4725         (wl-summary-redisplay-internal folder number))
4726       (when (buffer-live-p wl-message-buffer)
4727         (set-buffer wl-message-buffer))
4728       nil)))
4729
4730 (defun wl-summary-target-mark-forward (&optional arg)
4731   (interactive "P")
4732   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4733         (summary-buf (current-buffer))
4734         (wl-draft-forward t)
4735         start-point
4736         draft-buf)
4737     (wl-summary-jump-to-msg (car mlist))
4738     (wl-summary-forward t)
4739     (setq start-point (point))
4740     (setq draft-buf (current-buffer))
4741     (setq mlist (cdr mlist))
4742     (save-window-excursion
4743       (when mlist
4744         (while mlist
4745           (set-buffer summary-buf)
4746           (wl-summary-jump-to-msg (car mlist))
4747           (wl-summary-redisplay)
4748           (set-buffer draft-buf)
4749           (goto-char (point-max))
4750           (wl-draft-insert-message)
4751           (setq mlist (cdr mlist)))
4752         (wl-draft-body-goto-top)
4753         (wl-draft-enclose-digest-region (point) (point-max)))
4754       (goto-char start-point)
4755       (save-excursion
4756         (set-buffer summary-buf)
4757         (wl-summary-delete-all-temp-marks)))
4758     (run-hooks 'wl-mail-setup-hook)))
4759
4760 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4761   (interactive "P")
4762   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4763         (summary-buf (current-buffer))
4764         change-major-mode-hook
4765         start-point
4766         draft-buf)
4767     (wl-summary-jump-to-msg (car mlist))
4768     (wl-summary-reply arg t)
4769     (goto-char (point-max))
4770     (setq start-point (point-marker))
4771     (setq draft-buf (current-buffer))
4772     (save-window-excursion
4773       (while mlist
4774         (set-buffer summary-buf)
4775         (delete-other-windows)
4776         (wl-summary-jump-to-msg (car mlist))
4777         (wl-summary-redisplay)
4778         (set-buffer draft-buf)
4779         (goto-char (point-max))
4780         (wl-draft-yank-original)
4781         (setq mlist (cdr mlist)))
4782       (goto-char start-point)
4783       (save-excursion
4784         (set-buffer summary-buf)
4785         (wl-summary-delete-all-temp-marks)))
4786     (run-hooks 'wl-mail-setup-hook)))
4787
4788 (defun wl-summary-reply-with-citation (&optional arg)
4789   (interactive "P")
4790   (when (wl-summary-reply arg t)
4791     (goto-char (point-max))
4792     (wl-draft-yank-original)
4793     (run-hooks 'wl-mail-setup-hook)))
4794
4795 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4796   (interactive)
4797   (let* ((original (wl-summary-message-number))
4798          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4799          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4800          msg otherfld schar
4801          (errmsg
4802           (format "No message with id \"%s\" in the folder." msgid)))
4803     (if (setq msg (car (rassoc msgid number-alist)))
4804 ;;;     (wl-summary-jump-to-msg-internal
4805 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4806         (progn
4807           (wl-thread-jump-to-msg msg)
4808           t)
4809       ;; for XEmacs!
4810       (if (and elmo-use-database
4811                (setq errmsg
4812                      (format
4813                       "No message with id \"%s\" in the database." msgid))
4814                (setq otherfld (elmo-database-msgid-get msgid)))
4815           (if (cdr (wl-summary-jump-to-msg-internal
4816                     (car otherfld) (nth 1 otherfld) 'no-sync))
4817               t ; succeed.
4818             ;; Back to original.
4819             (wl-summary-jump-to-msg-internal
4820              (wl-summary-buffer-folder-name) original 'no-sync))
4821         (cond ((eq wl-summary-search-via-nntp 'confirm)
4822                (require 'elmo-nntp)
4823                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4824                         elmo-nntp-default-server)
4825                (setq schar (read-char))
4826                (cond ((eq schar ?y)
4827                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4828                      ((eq schar ?s)
4829                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4830                        msgid
4831                        (read-from-minibuffer "NNTP Server: ")))
4832                      (t
4833                       (message errmsg)
4834                       nil)))
4835               (wl-summary-search-via-nntp
4836                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4837               (t
4838                (message errmsg)
4839                nil))))))
4840
4841 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4842   (interactive)
4843   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4844          newsgroups folder ret
4845          user server port type spec)
4846     (if server-spec
4847         (if (string-match "^-" server-spec)
4848             (setq spec (wl-folder-get-elmo-folder server-spec)
4849                   user (elmo-net-folder-user-internal spec)
4850                   server (elmo-net-folder-server-internal spec)
4851                   port (elmo-net-folder-port-internal spec)
4852                   type (elmo-net-folder-stream-type-internal spec))
4853           (setq server server-spec)))
4854     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4855                      msgid
4856                      (or server elmo-nntp-default-server)
4857                      (or user elmo-nntp-default-user)
4858                      (or port elmo-nntp-default-port)
4859                      (or type elmo-nntp-default-stream-type)))
4860       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4861       (setq folder (concat "-" (car newsgroups)
4862                            (elmo-nntp-folder-postfix user server port type)))
4863       (catch 'found
4864         (while newsgroups
4865           (if (wl-folder-entity-exists-p (car newsgroups)
4866                                          wl-folder-newsgroups-hashtb)
4867               (throw 'found
4868                      (setq folder (concat "-" (car newsgroups)
4869                                           (elmo-nntp-folder-postfix
4870                                            user server port type)))))
4871           (setq newsgroups (cdr newsgroups)))))
4872     (if ret
4873         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4874       (message "No message id \"%s\" in nntp server \"%s\"."
4875                msgid (or server elmo-nntp-default-server))
4876       nil)))
4877
4878 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4879   (let (wl-auto-select-first entity)
4880     (if (or (string= folder (wl-summary-buffer-folder-name))
4881             (y-or-n-p
4882              (format
4883               "Message was found in the folder \"%s\". Jump to it? "
4884               folder)))
4885         (progn
4886           (unwind-protect
4887               (wl-summary-goto-folder-subr
4888                folder scan-type nil nil t)
4889             (if msgid
4890                 (setq msg
4891                       (car (rassoc msgid
4892                                    (elmo-msgdb-get-number-alist
4893                                     (wl-summary-buffer-msgdb))))))
4894             (setq entity (wl-folder-search-entity-by-name folder
4895                                                           wl-folder-entity
4896                                                           'folder))
4897             (if entity
4898                 (wl-folder-set-current-entity-id
4899                  (wl-folder-get-entity-id entity))))
4900           (if (null msg)
4901               (message "Message was not found currently in this folder.")
4902             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4903           (cons folder msg)))))
4904
4905 (defun wl-summary-jump-to-parent-message (arg)
4906   (interactive "P")
4907   (let ((cur-buf (current-buffer))
4908         (number (wl-summary-message-number))
4909         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4910         (i -1) ;; xxx
4911         msg-id msg-num ref-list ref irt)
4912     (if (null number)
4913         (message "No message.")
4914       (when (eq wl-summary-buffer-view 'thread)
4915         (cond ((and arg (not (numberp arg)))
4916                (setq msg-num
4917                      (wl-thread-entity-get-number
4918                       (wl-thread-entity-get-top-entity
4919                        (wl-thread-get-entity number)))))
4920               ((and arg (numberp arg))
4921                (setq i 0)
4922                (setq msg-num number)
4923                (while (< i arg)
4924                  (setq msg-num
4925                        (wl-thread-entity-get-number
4926                         (wl-thread-entity-get-parent-entity
4927                          (wl-thread-get-entity msg-num))))
4928                  (setq i (1+ i))))
4929               (t (setq msg-num
4930                        (wl-thread-entity-get-number
4931                         (wl-thread-entity-get-parent-entity
4932                          (wl-thread-get-entity number)))))))
4933       (when (null msg-num)
4934         (wl-summary-set-message-buffer-or-redisplay)
4935         (set-buffer (wl-message-get-original-buffer))
4936         (message "Searching parent message...")
4937         (setq ref (std11-field-body "References")
4938               irt (std11-field-body "In-Reply-To"))
4939         (cond
4940          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4941                (string-match regexp ref))
4942           ;; The first message of the thread.
4943           (setq msg-id (wl-match-string 1 ref)))
4944          ;; "In-Reply-To:" has only one msg-id.
4945          ((and (null arg) irt (not (string= irt ""))
4946                (string-match regexp irt))
4947           (setq msg-id (wl-match-string 1 irt)))
4948          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4949                (string-match regexp ref))
4950           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4951           (while (string-match regexp ref)
4952             (setq ref-list
4953                   (append (list
4954                            (wl-match-string 1 ref))
4955                           ref-list))
4956             (setq ref (substring ref (match-end 0)))
4957             (setq i (1+ i)))
4958           (setq msg-id
4959                 (if (null arg) (nth 0 ref-list) ;; previous
4960                   (if (<= arg i) (nth (1- arg) ref-list)
4961                     (nth i ref-list)))))))
4962       (set-buffer cur-buf)
4963       (cond ((and (null msg-id) (null msg-num))
4964              (message "No parent message!")
4965              nil)
4966             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4967              (wl-summary-redisplay)
4968              (message "Searching parent message...done")
4969              t)
4970             ((and msg-num (wl-summary-jump-to-msg msg-num))
4971              (wl-summary-redisplay)
4972              (message "Searching parent message...done")
4973              t)
4974             (t ; failed.
4975              (message "Parent message was not found.")
4976              nil)))))
4977
4978 (defun wl-summary-reply (&optional arg without-setup-hook)
4979   "Reply to current message. Default is \"wide\" reply.
4980 Reply to author if invoked with ARG."
4981   (interactive "P")
4982   (let ((folder wl-summary-buffer-elmo-folder)
4983         (number (wl-summary-message-number))
4984         (summary-buf (current-buffer))
4985         mes-buf)
4986     (when number
4987       (save-excursion
4988         (wl-summary-redisplay-internal folder number))
4989       (setq mes-buf wl-message-buffer)
4990       (wl-message-select-buffer wl-message-buffer)
4991       (set-buffer mes-buf)
4992       (goto-char (point-min))
4993       (unless wl-draft-use-frame
4994         (split-window-vertically)
4995         (other-window 1))
4996       (when (setq mes-buf (wl-message-get-original-buffer))
4997         (wl-draft-reply mes-buf arg summary-buf)
4998         (unless without-setup-hook
4999           (run-hooks 'wl-mail-setup-hook)))
5000       t)))
5001
5002 (defun wl-summary-write ()
5003   "Write a new draft from Summary."
5004   (interactive)
5005   (wl-draft (list (cons 'To ""))
5006             nil nil nil nil (wl-summary-buffer-folder-name))
5007   (run-hooks 'wl-mail-setup-hook)
5008   (mail-position-on-field "To"))
5009
5010 (defvar wl-summary-write-current-folder-functions
5011   '(wl-folder-get-newsgroups
5012     wl-folder-guess-mailing-list-by-refile-rule
5013     wl-folder-guess-mailing-list-by-folder-name)
5014   "Newsgroups or Mailing List address guess functions list.
5015 Call from `wl-summary-write-current-folder'.
5016 When guess function return nil, challenge next guess-function.")
5017
5018 (defun wl-summary-write-current-folder (&optional folder)
5019   "Write message to current FOLDER's newsgroup or mailing-list.
5020 Use function list is `wl-summary-write-current-folder-functions'."
5021   (interactive)
5022   ;; default FOLDER is current buffer folder
5023   (setq folder (or folder (wl-summary-buffer-folder-name)))
5024   (let ((func-list wl-summary-write-current-folder-functions)
5025         guess-list guess-func)
5026     (while func-list
5027       (setq guess-list (funcall (car func-list) folder))
5028       (if (null guess-list)
5029           (setq func-list (cdr func-list))
5030         (setq guess-func (car func-list))
5031         (setq func-list nil)))
5032     (if (null guess-func)
5033         (wl-summary-write)
5034       (unless (or (stringp (nth 0 guess-list))
5035                   (stringp (nth 1 guess-list))
5036                   (stringp (nth 2 guess-list)))
5037         (error "Invalid value return guess function `%s'"
5038                (symbol-name guess-func)))
5039       (wl-draft (list (cons 'To (nth 0 guess-list))
5040                       (cons 'Cc (nth 1 guess-list))
5041                       (cons 'Newsgroups (nth 2 guess-list)))
5042                 nil nil nil nil folder)
5043       (run-hooks 'wl-mail-setup-hook)
5044       (mail-position-on-field "Subject"))))
5045
5046 (defun wl-summary-forward (&optional without-setup-hook)
5047   ""
5048   (interactive)
5049   (let ((folder wl-summary-buffer-elmo-folder)
5050         (number (wl-summary-message-number))
5051         (summary-buf (current-buffer))
5052         (wl-draft-forward t)
5053         mes-buf
5054         entity subject num)
5055     (if (null number)
5056         (message "No message.")
5057       (if (and (elmo-message-use-cache-p folder number)
5058                (eq (elmo-file-cache-status
5059                     (elmo-file-cache-get
5060                      (elmo-message-field folder number 'message-id)))
5061                    'section))
5062           ;; Reload.
5063           (wl-summary-redisplay-internal nil nil 'force-reload)
5064         (wl-summary-redisplay-internal folder number))
5065       (setq mes-buf wl-message-buffer)
5066       (wl-message-select-buffer mes-buf)
5067       (unless wl-draft-use-frame
5068         (split-window-vertically)
5069         (other-window 1))
5070       ;; get original subject.
5071       (if summary-buf
5072           (save-excursion
5073             (set-buffer summary-buf)
5074             (setq subject
5075                   (or (elmo-message-field folder number 'subject) ""))))
5076       (set-buffer mes-buf)
5077       (wl-draft-forward subject summary-buf)
5078       (unless without-setup-hook
5079         (run-hooks 'wl-mail-setup-hook)))))
5080
5081 (defun wl-summary-click (e)
5082   (interactive "e")
5083   (mouse-set-point e)
5084   (wl-summary-read))
5085
5086 (defun wl-summary-read ()
5087   "Proceed reading message in the summary buffer."
5088   (interactive)
5089   (let ((cur-buf (current-buffer)))
5090     (wl-summary-toggle-disp-msg 'on)
5091     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
5092       (set-buffer cur-buf)
5093       (if (wl-message-next-page)
5094           (wl-summary-down t)))))
5095
5096 (defun wl-summary-prev (&optional interactive)
5097   ""
5098   (interactive)
5099   (if wl-summary-move-direction-toggle
5100       (setq wl-summary-move-direction-downward nil))
5101   (let ((skip-mark-regexp (mapconcat
5102                            'regexp-quote
5103                            wl-summary-skip-mark-list ""))
5104         goto-next regex-list regex next-entity finfo)
5105     (beginning-of-line)
5106     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
5107         (setq regex (format "^%s[^%s]"
5108                             wl-summary-buffer-number-regexp
5109                             skip-mark-regexp))
5110       (setq regex (format "^%s[^%s]\\(%s\\|%s\\| \\)"
5111                           wl-summary-buffer-number-regexp
5112                           skip-mark-regexp
5113                           (regexp-quote wl-summary-unread-cached-mark)
5114                           (regexp-quote wl-summary-important-mark))))
5115     (unless (re-search-backward regex nil t)
5116       (setq goto-next t))
5117     (beginning-of-line)
5118     (if (not goto-next)
5119         (progn
5120           (if wl-summary-buffer-disp-msg
5121               (wl-summary-redisplay)))
5122       (if (or interactive (interactive-p))
5123           (if wl-summary-buffer-prev-folder-function
5124               (funcall wl-summary-buffer-prev-folder-function)
5125             (when wl-auto-select-next
5126               (setq next-entity (wl-summary-get-prev-folder))
5127               (if next-entity
5128                   (setq finfo (wl-folder-get-entity-info next-entity))))
5129             (wl-ask-folder
5130              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5131              (format
5132               "No more messages. Type SPC to go to %s."
5133               (wl-summary-entity-info-msg next-entity finfo))))))))
5134
5135 (defun wl-summary-next (&optional interactive)
5136   ""
5137   (interactive)
5138   (if wl-summary-move-direction-toggle
5139       (setq wl-summary-move-direction-downward t))
5140   (let ((skip-mark-regexp (mapconcat
5141                            'regexp-quote
5142                            wl-summary-skip-mark-list ""))
5143         goto-next regex regex-list next-entity finfo)
5144     (end-of-line)
5145     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
5146         (setq regex (format "^%s[^%s]"
5147                             wl-summary-buffer-number-regexp
5148                             skip-mark-regexp))
5149       (setq regex (format "^%s[^%s]\\(%s\\|%s\\| \\)"
5150                           wl-summary-buffer-number-regexp
5151                           skip-mark-regexp
5152                           (regexp-quote wl-summary-unread-cached-mark)
5153                           (regexp-quote wl-summary-important-mark))))
5154     (unless (re-search-forward regex nil t)
5155       (forward-line 1)
5156       (setq goto-next t))
5157     (beginning-of-line)
5158     (if (not goto-next)
5159         (if wl-summary-buffer-disp-msg
5160             (wl-summary-redisplay))
5161       (if (or interactive (interactive-p))
5162           (if wl-summary-buffer-next-folder-function
5163               (funcall wl-summary-buffer-next-folder-function)
5164             (when wl-auto-select-next
5165               (setq next-entity (wl-summary-get-next-folder))
5166               (if next-entity
5167                   (setq finfo (wl-folder-get-entity-info next-entity))))
5168             (wl-ask-folder
5169              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5170              (format
5171               "No more messages. Type SPC to go to %s."
5172               (wl-summary-entity-info-msg next-entity finfo))))))))
5173
5174 (defun wl-summary-up (&optional interactive skip-no-unread)
5175   ""
5176   (interactive)
5177   (if wl-summary-move-direction-toggle
5178       (setq wl-summary-move-direction-downward nil))
5179   (if (wl-summary-cursor-up)
5180       (if wl-summary-buffer-disp-msg
5181           (wl-summary-redisplay))
5182     (if (or interactive
5183             (interactive-p))
5184         (if wl-summary-buffer-prev-folder-function
5185             (funcall wl-summary-buffer-prev-folder-function)
5186           (let (next-entity finfo)
5187             (when wl-auto-select-next
5188               (progn
5189                 (setq next-entity (wl-summary-get-prev-unread-folder))
5190                 (if next-entity
5191                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5192             (if (and skip-no-unread
5193                      (eq wl-auto-select-next 'skip-no-unread))
5194                 (wl-summary-next-folder-or-exit next-entity t)
5195               (wl-ask-folder
5196                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5197                (format
5198                 "No more unread messages. Type SPC to go to %s."
5199                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5200
5201 (defun wl-summary-get-prev-folder ()
5202   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5203         last-entity cur-id)
5204     (when folder-buf
5205       (setq cur-id (save-excursion (set-buffer folder-buf)
5206                                    wl-folder-buffer-cur-entity-id))
5207       (wl-folder-get-prev-folder cur-id))))
5208
5209 (defun wl-summary-get-next-folder ()
5210   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5211         cur-id)
5212     (when folder-buf
5213       (setq cur-id (save-excursion (set-buffer folder-buf)
5214                                    wl-folder-buffer-cur-entity-id))
5215       (wl-folder-get-next-folder cur-id))))
5216
5217 (defun wl-summary-get-next-unread-folder ()
5218   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5219         cur-id)
5220     (when folder-buf
5221       (setq cur-id (save-excursion (set-buffer folder-buf)
5222                                    wl-folder-buffer-cur-entity-id))
5223       (wl-folder-get-next-folder cur-id 'unread))))
5224
5225 (defun wl-summary-get-prev-unread-folder ()
5226   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5227         cur-id)
5228     (when folder-buf
5229       (setq cur-id (save-excursion (set-buffer folder-buf)
5230                                    wl-folder-buffer-cur-entity-id))
5231       (wl-folder-get-prev-folder cur-id 'unread))))
5232
5233 (defun wl-summary-down (&optional interactive skip-no-unread)
5234   (interactive)
5235   (if wl-summary-move-direction-toggle
5236       (setq wl-summary-move-direction-downward t))
5237   (if (wl-summary-cursor-down)
5238       (if wl-summary-buffer-disp-msg
5239           (wl-summary-redisplay))
5240     (if (or interactive
5241             (interactive-p))
5242         (if wl-summary-buffer-next-folder-function
5243             (funcall wl-summary-buffer-next-folder-function)
5244           (let (next-entity finfo)
5245             (when wl-auto-select-next
5246               (setq next-entity (wl-summary-get-next-unread-folder)))
5247             (if next-entity
5248                 (setq finfo (wl-folder-get-entity-info next-entity)))
5249             (if (and skip-no-unread
5250                      (eq wl-auto-select-next 'skip-no-unread))
5251                 (wl-summary-next-folder-or-exit next-entity)
5252               (wl-ask-folder
5253                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5254                (format
5255                 "No more unread messages. Type SPC to go to %s."
5256                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5257
5258 (defun wl-summary-goto-last-displayed-msg ()
5259   (interactive)
5260   (unless wl-summary-buffer-last-displayed-msg
5261     (setq wl-summary-buffer-last-displayed-msg
5262           wl-summary-buffer-current-msg))
5263   (if wl-summary-buffer-last-displayed-msg
5264       (progn
5265         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5266         (if wl-summary-buffer-disp-msg
5267             (wl-summary-redisplay)))
5268     (message "No last message.")))
5269
5270 (defun wl-summary-redisplay (&optional arg)
5271   (interactive "P")
5272   (if (and (not arg)
5273            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5274       (wl-summary-redisplay-no-mime)
5275     (wl-summary-redisplay-internal nil nil arg)))
5276
5277 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5278   (interactive)
5279   (let* ((msgdb (wl-summary-buffer-msgdb))
5280          (folder (or folder wl-summary-buffer-elmo-folder))
5281          (num (or number (wl-summary-message-number)))
5282          (wl-mime-charset      wl-summary-buffer-mime-charset)
5283          (default-mime-charset wl-summary-buffer-mime-charset)
5284          fld-buf fld-win thr-entity)
5285     (if (and wl-thread-open-reading-thread
5286              (eq wl-summary-buffer-view 'thread)
5287              (not (wl-thread-entity-get-opened
5288                    (setq thr-entity (wl-thread-get-entity
5289                                      num))))
5290              (wl-thread-entity-get-children thr-entity))
5291         (wl-thread-force-open))
5292     (if num
5293         (progn
5294           (setq wl-summary-buffer-disp-msg t)
5295           (setq wl-summary-buffer-last-displayed-msg
5296                 wl-summary-buffer-current-msg)
5297           ;; hide folder window
5298           (if (and (not wl-stay-folder-window)
5299                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5300               (if (setq fld-win (get-buffer-window fld-buf))
5301                   (delete-window fld-win)))
5302           (setq wl-current-summary-buffer (current-buffer))
5303           (wl-summary-mark-as-read
5304            nil
5305            ;; not fetched, then change server-mark.
5306            (if (wl-message-redisplay folder num 'mime
5307                                      (or force-reload
5308                                          (string= (elmo-folder-name-internal
5309                                                    folder)
5310                                                   wl-draft-folder)))
5311                nil
5312              ;; plugged, then leave server-mark.
5313              (if (and
5314                   (not
5315                    (elmo-folder-local-p
5316                     wl-summary-buffer-elmo-folder))
5317                   (elmo-folder-plugged-p
5318                    wl-summary-buffer-elmo-folder))
5319                  'leave))
5320            t ; displayed
5321            nil
5322            'cached ; cached by reading.
5323            )
5324           (setq wl-summary-buffer-current-msg num)
5325           (when wl-summary-recenter
5326             (recenter (/ (- (window-height) 2) 2))
5327             (if (not wl-summary-indent-length-limit)
5328                 (wl-horizontal-recenter)))
5329           (wl-highlight-summary-displaying)
5330           (wl-message-buffer-prefetch-next folder num
5331                                            wl-message-buffer-prefetch-depth
5332                                            (current-buffer)
5333                                            wl-summary-buffer-mime-charset)
5334           (run-hooks 'wl-summary-redisplay-hook))
5335       (message "No message to display."))))
5336
5337 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5338   "Display message without MIME decoding.
5339 If ASK-CODING is non-nil, coding-system for the message is asked."
5340   (interactive "P")
5341   (let ((elmo-mime-display-as-is-coding-system
5342          (if ask-coding
5343              (or (read-coding-system "Coding system: ")
5344                  elmo-mime-display-as-is-coding-system)
5345            elmo-mime-display-as-is-coding-system)))
5346     (wl-summary-redisplay-no-mime-internal)))
5347
5348 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5349   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5350          (num (or number (wl-summary-message-number)))
5351          wl-break-pages)
5352     (if num
5353         (progn
5354           (setq wl-summary-buffer-disp-msg t)
5355           (setq wl-summary-buffer-last-displayed-msg
5356                 wl-summary-buffer-current-msg)
5357           (setq wl-current-summary-buffer (current-buffer))
5358           (wl-message-redisplay fld num 'as-is
5359                                 (string= (elmo-folder-name-internal fld)
5360                                          wl-draft-folder))
5361           (wl-summary-mark-as-read nil nil t)
5362           (setq wl-summary-buffer-current-msg num)
5363           (when wl-summary-recenter
5364             (recenter (/ (- (window-height) 2) 2))
5365             (if (not wl-summary-indent-length-limit)
5366                 (wl-horizontal-recenter)))
5367           (wl-highlight-summary-displaying)
5368           (run-hooks 'wl-summary-redisplay-hook))
5369       (message "No message to display.")
5370       (wl-ask-folder 'wl-summary-exit
5371                      "No more messages. Type SPC to go to folder mode."))))
5372
5373 (defun wl-summary-redisplay-all-header (&optional folder number)
5374   (interactive)
5375   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5376          (num (or number (wl-summary-message-number)))
5377          (wl-mime-charset      wl-summary-buffer-mime-charset)
5378          (default-mime-charset wl-summary-buffer-mime-charset))
5379     (if num
5380         (progn
5381           (setq wl-summary-buffer-disp-msg t)
5382           (setq wl-summary-buffer-last-displayed-msg
5383                 wl-summary-buffer-current-msg)
5384           (setq wl-current-summary-buffer (current-buffer))
5385           (if (wl-message-redisplay fld num 'all-header
5386                                     (string= (elmo-folder-name-internal fld)
5387                                              wl-draft-folder))
5388               (wl-summary-mark-as-read nil nil t))
5389           (setq wl-summary-buffer-current-msg num)
5390           (when wl-summary-recenter
5391             (recenter (/ (- (window-height) 2) 2))
5392             (if (not wl-summary-indent-length-limit)
5393                 (wl-horizontal-recenter)))
5394           (wl-highlight-summary-displaying)
5395           (run-hooks 'wl-summary-redisplay-hook))
5396       (message "No message to display."))))
5397
5398 (defun wl-summary-jump-to-current-message ()
5399   "Jump into Message buffer."
5400   (interactive)
5401   (let (message-buf message-win)
5402     (if (setq message-buf wl-message-buffer)
5403         (if (setq message-win (get-buffer-window message-buf))
5404             (select-window message-win)
5405           (wl-message-select-buffer wl-message-buffer))
5406       (wl-summary-redisplay)
5407       (wl-message-select-buffer wl-message-buffer))))
5408
5409 (defun wl-summary-cancel-message ()
5410   "Cancel an article on news."
5411   (interactive)
5412   (if (null (wl-summary-message-number))
5413       (message "No message.")
5414     (let ((summary-buf (current-buffer))
5415           message-buf)
5416       (wl-summary-set-message-buffer-or-redisplay)
5417       (if (setq message-buf (wl-message-get-original-buffer))
5418           (set-buffer message-buf))
5419       (unless (wl-message-news-p)
5420         (set-buffer summary-buf)
5421         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5422                      'nntp)
5423                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5424             (progn
5425               (wl-summary-redisplay t)
5426               (wl-summary-supersedes-message))
5427           (error "This is not a news article; supersedes is impossible")))
5428       (when (yes-or-no-p "Do you really want to cancel this article? ")
5429         (let (from newsgroups message-id distribution buf)
5430           (save-excursion
5431             (setq from (std11-field-body "from")
5432                   newsgroups (std11-field-body "newsgroups")
5433                   message-id (std11-field-body "message-id")
5434                   distribution (std11-field-body "distribution"))
5435             ;; Make sure that this article was written by the user.
5436             (unless (wl-address-user-mail-address-p
5437                      (wl-address-header-extract-address
5438                       (car (wl-parse-addresses from))))
5439               (error "This article is not yours"))
5440             ;; Make control message.
5441             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5442             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5443             (buffer-disable-undo (current-buffer))
5444             (erase-buffer)
5445             (insert "Newsgroups: " newsgroups "\n"
5446                     "From: " (wl-address-header-extract-address
5447                               wl-from) "\n"
5448                               "Subject: cmsg cancel " message-id "\n"
5449                               "Control: cancel " message-id "\n"
5450                               (if distribution
5451                                   (concat "Distribution: " distribution "\n")
5452                                 "")
5453                               mail-header-separator "\n"
5454                               wl-summary-cancel-message)
5455             (message "Canceling your message...")
5456             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5457             (message "Canceling your message...done")))))))
5458
5459 (defun wl-summary-supersedes-message ()
5460   "Supersede current message."
5461   (interactive)
5462   (let ((summary-buf (current-buffer))
5463         message-buf from)
5464     (wl-summary-set-message-buffer-or-redisplay)
5465     (if (setq message-buf (wl-message-get-original-buffer))
5466         (set-buffer message-buf))
5467     (unless (wl-message-news-p)
5468       (set-buffer summary-buf)
5469       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5470                    'nntp)
5471                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5472           (progn
5473             (wl-summary-redisplay t)
5474             (wl-summary-supersedes-message))
5475         (error "This is not a news article; supersedes is impossible")))
5476     (save-excursion
5477       (setq from (std11-field-body "from"))
5478       ;; Make sure that this article was written by the user.
5479       (unless (wl-address-user-mail-address-p
5480                (wl-address-header-extract-address
5481                 (car (wl-parse-addresses from))))
5482         (error "This article is not yours"))
5483       (let* ((message-id (std11-field-body "message-id"))
5484              (followup-to (std11-field-body "followup-to"))
5485              (mail-default-headers
5486               (concat mail-default-headers
5487                       "Supersedes: " message-id "\n"
5488                       (and followup-to
5489                            (concat "Followup-To: " followup-to "\n")))))
5490         (if message-buf (set-buffer message-buf))
5491         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5492
5493 (defun wl-summary-save (&optional arg wl-save-dir)
5494   "Save current message to disk."
5495   (interactive)
5496   (let ((filename)
5497         (num (wl-summary-message-number)))
5498     (if (null wl-save-dir)
5499         (setq wl-save-dir wl-temporary-file-directory))
5500     (if num
5501         (save-excursion
5502           (setq filename (expand-file-name
5503                           (int-to-string num)
5504                           wl-save-dir))
5505           (if (null (and arg
5506                          (null (file-exists-p filename))))
5507               (setq filename
5508                     (read-file-name "Save to file: " filename)))
5509
5510           (wl-summary-set-message-buffer-or-redisplay)
5511           (set-buffer (wl-message-get-original-buffer))
5512           (if (and (null arg) (file-exists-p filename))
5513               (if (y-or-n-p "File already exists.  override it? ")
5514                   (write-region (point-min) (point-max) filename))
5515             (write-region (point-min) (point-max) filename)))
5516       (message "No message to save."))
5517     num))
5518
5519 (defun wl-summary-save-region (beg end)
5520   (interactive "r")
5521   (save-excursion
5522     (save-restriction
5523       (narrow-to-region beg end)
5524       (goto-char (point-min))
5525       (let ((wl-save-dir
5526              (wl-read-directory-name "Save to directory: "
5527                                      wl-temporary-file-directory)))
5528         (if (null (file-exists-p wl-save-dir))
5529             (make-directory wl-save-dir))
5530         (if (eq wl-summary-buffer-view 'thread)
5531             (progn
5532               (while (not (eobp))
5533                 (let* ((number (wl-summary-message-number))
5534                        (entity (wl-thread-get-entity number)))
5535                   (if (wl-thread-entity-get-opened entity)
5536                       (wl-summary-save t wl-save-dir)
5537                     ;; closed
5538                     (wl-summary-save t wl-save-dir))
5539                   (forward-line 1))))
5540           (while (not (eobp))
5541             (wl-summary-save t wl-save-dir)
5542             (forward-line 1)))))))
5543
5544 ;; mew-summary-pipe-message()
5545 (defun wl-summary-pipe-message (prefix command)
5546   "Send this message via pipe."
5547   (interactive (list current-prefix-arg nil))
5548   (if (null (wl-summary-message-number))
5549       (message "No message.")
5550     (setq command (read-string "Shell command on message: "
5551                                wl-summary-shell-command-last))
5552     (if (y-or-n-p "Send this message to pipe? ")
5553         (wl-summary-pipe-message-subr prefix command))))
5554
5555 (defun wl-summary-target-mark-pipe (prefix command)
5556   "Send each marked messages via pipe."
5557   (interactive (list current-prefix-arg nil))
5558   (if (null wl-summary-buffer-target-mark-list)
5559       (message "No marked message.")
5560     (setq command (read-string "Shell command on each marked message: "
5561                                wl-summary-shell-command-last))
5562     (when (y-or-n-p "Send each marked message to pipe? ")
5563       (while (car wl-summary-buffer-target-mark-list)
5564         (let ((num (car wl-summary-buffer-target-mark-list)))
5565           (wl-thread-jump-to-msg num)
5566           (wl-summary-pipe-message-subr prefix command)
5567           (wl-summary-unmark num))))))
5568
5569 (defun wl-summary-pipe-message-subr (prefix command)
5570   (save-excursion
5571     (wl-summary-set-message-buffer-or-redisplay)
5572     (set-buffer (wl-message-get-original-buffer))
5573     (if (string= command "")
5574         (setq command wl-summary-shell-command-last))
5575     (goto-char (point-min)) ; perhaps this line won't be necessary
5576     (if prefix
5577         (search-forward "\n\n"))
5578     (shell-command-on-region (point) (point-max) command nil)
5579     (setq wl-summary-shell-command-last command)))
5580
5581 (defun wl-summary-print-message (&optional arg)
5582   (interactive "P")
5583   (if (null (wl-summary-message-number))
5584       (message "No message.")
5585     (save-excursion
5586       (wl-summary-set-message-buffer-or-redisplay)
5587       (if (or (not (interactive-p))
5588               (y-or-n-p "Print ok? "))
5589           (progn
5590             (let ((buffer (generate-new-buffer " *print*")))
5591               (copy-to-buffer buffer (point-min) (point-max))
5592               (set-buffer buffer)
5593               (funcall wl-print-buffer-function)
5594               (kill-buffer buffer)))
5595         (message "")))))
5596
5597 (defun wl-summary-print-message-with-ps-print (&optional filename)
5598   "Print message via ps-print."
5599   (interactive)
5600   (if (null (wl-summary-message-number))
5601       (message "No message.")
5602     (setq filename (ps-print-preprint current-prefix-arg))
5603     (if (or (not (interactive-p))
5604             (y-or-n-p "Print ok? "))
5605         (let ((summary-buffer (current-buffer))
5606               wl-break-pages)
5607           (save-excursion
5608             (wl-summary-set-message-buffer-or-redisplay)
5609             ;; (wl-summary-redisplay-internal)
5610             (let* ((buffer (generate-new-buffer " *print*"))
5611                    (entity (progn
5612                              (set-buffer summary-buffer)
5613                              (assoc (cdr (assq
5614                                           (wl-summary-message-number)
5615                                           (elmo-msgdb-get-number-alist
5616                                            (wl-summary-buffer-msgdb))))
5617                                     (elmo-msgdb-get-overview
5618                                      (wl-summary-buffer-msgdb)))))
5619                    (wl-ps-subject
5620                     (and entity
5621                          (or (elmo-msgdb-overview-entity-get-subject entity)
5622                              "")))
5623                    (wl-ps-from
5624                     (and entity
5625                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5626                    (wl-ps-date
5627                     (and entity
5628                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5629               (run-hooks 'wl-ps-preprint-hook)
5630               (set-buffer wl-message-buffer)
5631               (copy-to-buffer buffer (point-min) (point-max))
5632               (set-buffer buffer)
5633               (unwind-protect
5634                   (let ((ps-left-header
5635                          (list (concat "(" wl-ps-subject ")")
5636                                (concat "(" wl-ps-from ")")))
5637                         (ps-right-header
5638                          (list "/pagenumberstring load"
5639                                (concat "(" wl-ps-date ")"))))
5640                     (run-hooks 'wl-ps-print-hook)
5641                     (funcall wl-ps-print-buffer-function filename))
5642                 (kill-buffer buffer)))))
5643       (message ""))))
5644
5645 (if (featurep 'ps-print) ; ps-print is available.
5646     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5647
5648 (defun wl-summary-target-mark-print ()
5649   (interactive)
5650   (if (null wl-summary-buffer-target-mark-list)
5651       (message "No marked message.")
5652     (when (y-or-n-p "Print all marked messages. OK? ")
5653       (while (car wl-summary-buffer-target-mark-list)
5654         (let ((num (car wl-summary-buffer-target-mark-list)))
5655           (wl-thread-jump-to-msg num)
5656           (wl-summary-print-message)
5657           (wl-summary-unmark num))))))
5658
5659 (defun wl-summary-folder-info-update ()
5660   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5661         (num-db (elmo-msgdb-get-number-alist
5662                  (wl-summary-buffer-msgdb))))
5663     (wl-folder-set-folder-updated folder
5664                                   (list 0
5665                                         (+ wl-summary-buffer-unread-count
5666                                            wl-summary-buffer-new-count)
5667                                         (length num-db)))))
5668
5669 (defun wl-summary-get-original-buffer ()
5670   "Get original buffer for the current summary."
5671   (save-excursion
5672     (wl-summary-set-message-buffer-or-redisplay)
5673     (wl-message-get-original-buffer)))
5674
5675 (defun wl-summary-pack-number (&optional arg)
5676   (interactive "P")
5677   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5678   (let (wl-use-scoring)
5679     (wl-summary-rescan)))
5680
5681 (defun wl-summary-target-mark-uudecode ()
5682   (interactive)
5683   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5684         (summary-buf (current-buffer))
5685         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5686         orig-buf i k filename rc errmsg)
5687     (setq i 1)
5688     (setq k (length mlist))
5689     (set-buffer tmp-buf)
5690     (erase-buffer)
5691     (save-window-excursion
5692       (while mlist
5693         (set-buffer summary-buf)
5694         (wl-summary-jump-to-msg (car mlist))
5695         (wl-summary-redisplay)
5696         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5697         (goto-char (point-min))
5698         (cond ((= i 1) ; first
5699                (if (setq filename (wl-message-uu-substring
5700                                    orig-buf tmp-buf t
5701                                    (= i k)))
5702                    nil
5703                  (error "Can't find begin line")))
5704               ((< i k)
5705                (wl-message-uu-substring orig-buf tmp-buf))
5706               (t ; last
5707                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5708         (setq i (1+ i))
5709         (setq mlist (cdr mlist)))
5710       (set-buffer tmp-buf)
5711       (message "Exec %s..." wl-prog-uudecode)
5712       (unwind-protect
5713           (let ((decode-dir wl-temporary-file-directory))
5714             (if (not wl-prog-uudecode-no-stdout-option)
5715                 (setq filename (read-file-name "Save to file: "
5716                                                (expand-file-name
5717                                                 (elmo-safe-filename filename)
5718                                                 wl-temporary-file-directory)))
5719               (setq decode-dir
5720                     (wl-read-directory-name "Save to directory: "
5721                                             wl-temporary-file-directory))
5722               (setq filename (expand-file-name filename decode-dir)))
5723             (if (file-exists-p filename)
5724                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5725                                          filename))
5726                     (error "")))
5727             (elmo-bind-directory
5728              decode-dir
5729              (setq rc
5730                    (as-binary-process
5731                     (apply 'call-process-region (point-min) (point-max)
5732                            wl-prog-uudecode t (current-buffer) nil
5733                            wl-prog-uudecode-arg))))
5734             (when (not (= 0 rc))
5735               (setq errmsg (buffer-substring (point-min)(point-max)))
5736               (error "Uudecode error: %s" errmsg))
5737             (if (not wl-prog-uudecode-no-stdout-option)
5738                 (let (file-name-handler-alist) ;; void jka-compr
5739                   (as-binary-output-file
5740                    (write-region (point-min) (point-max)
5741                                  filename nil 'no-msg))))
5742             (save-excursion
5743               (set-buffer summary-buf)
5744               (wl-summary-delete-all-temp-marks))
5745             (if (file-exists-p filename)
5746                 (message "Saved as %s" filename)))
5747         (kill-buffer tmp-buf)))))
5748
5749 ;; Someday
5750 ;; (defun wl-summary-drop-unsync ()
5751 ;;   "Drop all unsync messages."
5752 ;;   (interactive)
5753 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5754 ;;       (error "You cannot drop unsync messages in this folder"))
5755 ;;   (if (or (not (interactive-p))
5756 ;;        (y-or-n-p "Drop all unsync messages? "))
5757 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5758 ;;                         (wl-summary-buffer-folder-name)))
5759 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5760 ;;           (sum 0)
5761 ;;           (multi-num 0)
5762 ;;           pair)
5763 ;;      (message "Dropping...")
5764 ;;      (while folder-list
5765 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5766 ;;        (when is-multi ;; dirty hack...
5767 ;;          (incf multi-num)
5768 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5769 ;;                          (car pair))))
5770 ;;        (elmo-msgdb-set-number-alist
5771 ;;         (wl-summary-buffer-msgdb)
5772 ;;         (nconc
5773 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5774 ;;          (list (cons (car pair) nil))))
5775 ;;        (setq sum (+ sum (cdr pair)))
5776 ;;        (setq folder-list (cdr folder-list)))
5777 ;;      (wl-summary-set-message-modified)
5778 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5779 ;;                                    (list 0
5780 ;;                                          (+ wl-summary-buffer-unread-count
5781 ;;                                             wl-summary-buffer-new-count)
5782 ;;                                          sum))
5783 ;;      (message "Dropping...done"))))
5784
5785 (defun wl-summary-default-get-next-msg (msg)
5786   (or (wl-summary-next-message msg
5787                                (if wl-summary-move-direction-downward 'down
5788                                  'up)
5789                                nil)
5790       (cadr (memq msg (if wl-summary-move-direction-downward
5791                           wl-summary-buffer-number-list
5792                         (reverse wl-summary-buffer-number-list))))))
5793
5794 (defun wl-summary-save-current-message ()
5795   "Save current message for `wl-summary-yank-saved-message'."
5796   (interactive)
5797   (let ((number (wl-summary-message-number)))
5798     (setq wl-summary-buffer-saved-message number)
5799     (and number (message "No: %s is saved." number))))
5800
5801 (defun wl-summary-yank-saved-message ()
5802   "Set current message as a parent of the saved message."
5803   (interactive)
5804   (if wl-summary-buffer-saved-message
5805       (let ((number (wl-summary-message-number)))
5806         (if (eq wl-summary-buffer-saved-message number)
5807             (message "Cannot set itself as a parent.")
5808           (save-excursion
5809             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5810             (wl-thread-set-parent number)
5811             (wl-summary-set-thread-modified))
5812           (setq  wl-summary-buffer-saved-message nil)))
5813     (message "There's no saved message.")))
5814
5815 (require 'product)
5816 (product-provide (provide 'wl-summary) (require 'wl-version))
5817
5818 ;;; wl-summary.el ends here