wl/wl-summary.el

   1 ;;; wl-summary.el --- Summary mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5 ;; Copyright (C) 1999,2000      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
   6 ;; Copyright (C) 1999,2000      Kenichi OKADA <okada@opaopa.org>
   7
   8 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   9 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
  10 ;;      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
  11 ;;      Kenichi OKADA <okada@opaopa.org>
  12 ;; Keywords: mail, net news
  13
  14 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  15
  16 ;; This program is free software; you can redistribute it and/or modify
  17 ;; it under the terms of the GNU General Public License as published by
  18 ;; the Free Software Foundation; either version 2, or (at your option)
  19 ;; any later version.
  20 ;;
  21 ;; This program is distributed in the hope that it will be useful,
  22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 ;; GNU General Public License for more details.
  25 ;;
  26 ;; You should have received a copy of the GNU General Public License
  27 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  29 ;; Boston, MA 02111-1307, USA.
  30 ;;
  31
  32 ;;; Commentary:
  33 ;;
  34
  35 ;;; Code:
  36 ;;
  37
  38 (require 'elmo)
  39 (require 'elmo-multi)
  40 (require 'wl-message)
  41 (require 'wl-vars)
  42 (require 'wl-highlight)
  43 (require 'wl-refile)
  44 (require 'wl-util)
  45 (condition-case nil (require 'timezone) (error nil))
  46 (condition-case nil (require 'easymenu) (error nil))
  47 (require 'elmo-date)
  48 (condition-case nil (require 'ps-print) (error nil))
  49
  50 (eval-when-compile
  51   (require 'cl)
  52   (condition-case () (require 'timer) (error nil))
  53   (defalias-maybe 'ps-print-buffer-with-faces 'ignore)
  54   (defalias-maybe 'elmo-database-msgid-put 'ignore)
  55   (defalias-maybe 'elmo-database-close 'ignore)
  56   (defalias-maybe 'elmo-database-msgid-get 'ignore)
  57   (defalias-maybe 'run-with-idle-timer 'ignore)
  58   (defalias-maybe 'ps-print-preprint 'ignore))
  59
  60 (defvar dragdrop-drop-functions)
  61 (defvar scrollbar-height)
  62 (defvar mail-reply-buffer)
  63
  64 (defvar wl-summary-buffer-name "Summary")
  65 (defvar wl-summary-mode-map nil)
  66 (defvar wl-current-summary-buffer nil)
  67
  68 (defvar wl-summary-buffer-elmo-folder nil)
  69
  70 (defmacro wl-summary-buffer-folder-name ()
  71   (` (and wl-summary-buffer-elmo-folder
  72           (elmo-folder-name-internal wl-summary-buffer-elmo-folder))))
  73
  74 (defmacro wl-summary-buffer-msgdb ()
  75   (` (and wl-summary-buffer-elmo-folder
  76           (elmo-folder-msgdb wl-summary-buffer-elmo-folder))))
  77
  78 (defvar wl-summary-buffer-disp-msg    nil)
  79 (defvar wl-summary-buffer-disp-folder nil)
  80 (defvar wl-summary-buffer-refile-list nil)
  81 (defvar wl-summary-buffer-delete-list nil)
  82 (defvar wl-summary-buffer-last-displayed-msg nil)
  83 (defvar wl-summary-buffer-current-msg nil)
  84 (defvar wl-summary-buffer-unread-count 0)
  85 (defvar wl-summary-buffer-new-count    0)
  86 (defvar wl-summary-buffer-mime-charset  nil)
  87 (defvar wl-summary-buffer-weekday-name-lang  nil)
  88 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  89 (defvar wl-summary-buffer-view nil)
  90 (defvar wl-summary-buffer-message-modified nil)
  91 (defvar wl-summary-buffer-mark-modified nil)
  92 (defvar wl-summary-buffer-thread-modified nil)
  93
  94 (defvar wl-summary-buffer-number-column nil)
  95 (defvar wl-summary-buffer-temp-mark-column nil)
  96 (defvar wl-summary-buffer-persistent-mark-column nil)
  97
  98 (defvar wl-summary-buffer-persistent nil)
  99 (defvar wl-summary-buffer-thread-nodes nil)
 100 (defvar wl-summary-buffer-target-mark-list nil)
 101 (defvar wl-summary-buffer-copy-list nil)
 102 (defvar wl-summary-buffer-prev-refile-destination nil)
 103 (defvar wl-summary-buffer-prev-copy-destination nil)
 104 (defvar wl-summary-buffer-saved-message nil)
 105 (defvar wl-summary-buffer-prev-folder-function nil)
 106 (defvar wl-summary-buffer-next-folder-function nil)
 107 (defvar wl-summary-buffer-exit-function nil)
 108 (defvar wl-summary-buffer-next-message-function nil)
 109 (defvar wl-summary-buffer-number-list nil)
 110 (defvar wl-summary-buffer-msgdb nil)
 111 (defvar wl-summary-buffer-folder-name nil)
 112 (defvar wl-summary-buffer-line-formatter nil)
 113 (defvar wl-summary-buffer-line-format nil)
 114 (defvar wl-summary-buffer-mode-line-formatter nil)
 115 (defvar wl-summary-buffer-mode-line nil)
 116
 117 (defvar wl-thread-indent-level-internal nil)
 118 (defvar wl-thread-have-younger-brother-str-internal nil)
 119 (defvar wl-thread-youngest-child-str-internal nil)
 120 (defvar wl-thread-vertical-str-internal nil)
 121 (defvar wl-thread-horizontal-str-internal nil)
 122 (defvar wl-thread-space-str-internal nil)
 123 (defvar wl-summary-last-visited-folder nil)
 124 (defvar wl-read-folder-hist nil)
 125 (defvar wl-summary-scored nil)
 126 (defvar wl-crosspost-alist-modified nil)
 127 (defvar wl-summary-alike-hashtb nil)
 128 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 129 (defvar wl-summary-delayed-update nil)
 130 (defvar wl-summary-search-buf-folder-name nil)
 131
 132 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 133
 134 (defvar wl-summary-shell-command-last "")
 135
 136 (defvar wl-ps-preprint-hook nil)
 137 (defvar wl-ps-print-hook nil)
 138
 139 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 140 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 141 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 142 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 143 (make-variable-buffer-local 'wl-summary-buffer-refile-list)
 144 (make-variable-buffer-local 'wl-summary-buffer-copy-list)
 145 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 146 (make-variable-buffer-local 'wl-summary-buffer-delete-list)
 147 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 148 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 149 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 150 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 151 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 152 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 153 (make-variable-buffer-local 'wl-summary-buffer-view)
 154 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 155 (make-variable-buffer-local 'wl-summary-buffer-mark-modified)
 156 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 157 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 158 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-column)
 159 (make-variable-buffer-local 'wl-summary-buffer-persistent-mark-column)
 160 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 161 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 162 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 163 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 164 (make-variable-buffer-local 'wl-summary-scored)
 165 (make-variable-buffer-local 'wl-summary-default-score)
 166 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 167 (make-variable-buffer-local 'wl-summary-important-above)
 168 (make-variable-buffer-local 'wl-summary-target-above)
 169 (make-variable-buffer-local 'wl-summary-mark-below)
 170 (make-variable-buffer-local 'wl-summary-expunge-below)
 171 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 172 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 173 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 174 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 175 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 176 (make-variable-buffer-local 'wl-thread-space-str-internal)
 177 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 178 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 179 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 180 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 181 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 182 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 183 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 184 (make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 185 (make-variable-buffer-local 'wl-summary-buffer-line-format)
 186 (make-variable-buffer-local 'wl-summary-buffer-mode-line-formatter)
 187 (make-variable-buffer-local 'wl-summary-buffer-mode-line)
 188
 189 (defvar wl-datevec)
 190 (defvar wl-thr-indent-string)
 191 (defvar wl-thr-children-number)
 192 (defvar wl-thr-linked)
 193 (defvar wl-message-entity)
 194 (defvar wl-parent-message-entity)
 195 (defvar wl-temp-mark)
 196 (defvar wl-persistent-mark)
 197
 198 ;; internal functions (dummy)
 199 (unless (fboundp 'wl-summary-append-message-func-internal)
 200   (defun wl-summary-append-message-func-internal (entity msgdb update
 201                                                          &optional force-insert)))
 202
 203 (defmacro wl-summary-sticky-buffer-name (name)
 204   (` (concat wl-summary-buffer-name ":" (, name))))
 205
 206 (defun wl-summary-default-subject (subject-string)
 207   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 208       (substring subject-string (match-end 0))
 209     subject-string))
 210
 211 (defun wl-summary-default-from (from)
 212   "Instance of `wl-summary-from-function'.
 213 Ordinarily returns the sender name. Returns recipient names if (1)
 214 summary's folder name matches with `wl-summary-showto-folder-regexp'
 215 and (2) sender address is yours.
 216
 217 See also variable `wl-use-petname'."
 218   (let (retval tos ng)
 219     (unless
 220         (and (eq major-mode 'wl-summary-mode)
 221              (stringp wl-summary-showto-folder-regexp)
 222              (string-match wl-summary-showto-folder-regexp
 223                            (wl-summary-buffer-folder-name))
 224              (wl-address-user-mail-address-p from)
 225              (cond
 226               ((and (setq tos (elmo-msgdb-overview-entity-get-to
 227                                wl-message-entity))
 228                     (not (string= "" tos)))
 229                (setq retval
 230                      (concat "To:"
 231                              (mapconcat
 232                               (function
 233                                (lambda (to)
 234                                  (eword-decode-string
 235                                   (if wl-use-petname
 236                                       (or
 237                                        (funcall
 238                                         wl-summary-get-petname-function to)
 239                                        (car
 240                                         (std11-extract-address-components to))
 241                                        to)
 242                                     to))))
 243                               (wl-parse-addresses tos)
 244                               ","))))
 245               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 246                          wl-message-entity "newsgroups"))
 247                (setq retval (concat "Ng:" ng)))))
 248       (if wl-use-petname
 249           (setq retval (or (funcall wl-summary-get-petname-function from)
 250                            (car (std11-extract-address-components from))
 251                            from))
 252         (setq retval from)))
 253     retval))
 254
 255 (defun wl-summary-simple-from (string)
 256   (if wl-use-petname
 257       (or (funcall wl-summary-get-petname-function string)
 258           (car (std11-extract-address-components string))
 259           string)
 260     string))
 261
 262 (defvar wl-summary-sort-specs '(number date subject from list-info))
 263 (defvar wl-summary-default-sort-spec 'date)
 264
 265 (defvar wl-summary-mode-menu-spec
 266   '("Summary"
 267     ["Read" wl-summary-read t]
 268     ["Prev page" wl-summary-prev-page t]
 269     ["Next page" wl-summary-next-page t]
 270     ["Top"       wl-summary-display-top t]
 271     ["Bottom"    wl-summary-display-bottom t]
 272     ["Prev"      wl-summary-prev t]
 273     ["Next"      wl-summary-next t]
 274     ["Up"        wl-summary-up t]
 275     ["Down"      wl-summary-down t]
 276     ["Parent message" wl-summary-jump-to-parent-message t]
 277     "----"
 278     ["Sync"            wl-summary-sync t]
 279     ["Execute"         wl-summary-exec t]
 280     ["Go to other folder" wl-summary-goto-folder t]
 281     ["Pick" wl-summary-pick t]
 282     ["Mark as read all" wl-summary-mark-as-read-all t]
 283     ["Unmark all"      wl-summary-unmark-all t]
 284     ["Toggle display message" wl-summary-toggle-disp-msg t]
 285     ["Display folder" wl-summary-toggle-disp-folder t]
 286     ["Toggle threading" wl-summary-toggle-thread t]
 287     ["Stick" wl-summary-stick t]
 288     ("Sort"
 289      ["By Number" wl-summary-sort-by-number t]
 290      ["By Date" wl-summary-sort-by-date t]
 291      ["By From" wl-summary-sort-by-from t]
 292      ["By Subject" wl-summary-sort-by-subject t]
 293      ["By List Info" wl-summary-sort-by-list-info t])
 294     "----"
 295     ("Message Operation"
 296      ["Mark as read"    wl-summary-mark-as-read t]
 297      ["Mark as important" wl-summary-mark-as-important t]
 298      ["Mark as unread"   wl-summary-mark-as-unread t]
 299      ["Set delete mark" wl-summary-delete t]
 300      ["Set refile mark" wl-summary-refile t]
 301      ["Set copy mark"   wl-summary-copy t]
 302      ["Prefetch"        wl-summary-prefetch t]
 303      ["Set target mark" wl-summary-target-mark t]
 304      ["Unmark"          wl-summary-unmark t]
 305      ["Save"            wl-summary-save t]
 306      ["Cancel posted news" wl-summary-cancel-message t]
 307      ["Supersedes message" wl-summary-supersedes-message t]
 308      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 309      ["Resend message" wl-summary-resend-message t]
 310      ["Enter the message" wl-summary-jump-to-current-message t]
 311      ["Pipe message" wl-summary-pipe-message t]
 312      ["Print message" wl-summary-print-message t])
 313     ("Thread Operation"
 314      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 315      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 316      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 317      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 318      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 319      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 320      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 321      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 322      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 323      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 324      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 325      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 326      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 327      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 328     ("Region Operation"
 329      ["Mark as read" wl-summary-mark-as-read-region t]
 330      ["Mark as important" wl-summary-mark-as-important-region t]
 331      ["Mark as unread" wl-summary-mark-as-unread-region t]
 332      ["Set delete mark" wl-summary-delete-region t]
 333      ["Set refile mark" wl-summary-refile-region t]
 334      ["Set copy mark" wl-summary-copy-region t]
 335      ["Prefetch" wl-summary-prefetch-region t]
 336      ["Set target mark" wl-summary-target-mark-region t]
 337      ["Unmark" wl-summary-unmark-region t]
 338      ["Save" wl-summary-save-region t]
 339      ["Execute" wl-summary-exec-region t])
 340     ("Mark Operation"
 341      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 342      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 343      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 344      ["Set delete mark" wl-summary-target-mark-delete t]
 345      ["Set refile mark" wl-summary-target-mark-refile t]
 346      ["Set copy mark" wl-summary-target-mark-copy t]
 347      ["Prefetch" wl-summary-target-mark-prefetch t]
 348      ["Save" wl-summary-target-mark-save t]
 349      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 350      ["Forward" wl-summary-target-mark-forward t]
 351      ["uudecode" wl-summary-target-mark-uudecode t])
 352     ("Score Operation"
 353      ["Switch current score file" wl-score-change-score-file t]
 354      ["Edit current score file" wl-score-edit-current-scores t]
 355      ["Edit score file" wl-score-edit-file t]
 356      ["Set mark below" wl-score-set-mark-below t]
 357      ["Set expunge below" wl-score-set-expunge-below t]
 358      ["Rescore buffer" wl-summary-rescore t]
 359      ["Increase score" wl-summary-increase-score t]
 360      ["Lower score" wl-summary-lower-score t])
 361     "----"
 362     ("Writing Messages"
 363      ["Write a message" wl-summary-write t]
 364      ["Write for current folder" wl-summary-write-current-folder t]
 365      ["Reply" wl-summary-reply t]
 366      ["Reply with citation" wl-summary-reply-with-citation t]
 367      ["Forward" wl-summary-forward t])
 368     "----"
 369     ["Toggle Plug Status" wl-toggle-plugged t]
 370     ["Change Plug Status" wl-plugged-change t]
 371     "----"
 372     ["Exit Current Folder" wl-summary-exit t]))
 373
 374 (if wl-on-xemacs
 375     (defun wl-summary-setup-mouse ()
 376       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 377       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 378       (define-key wl-summary-mode-map [(shift button4)]
 379         'wl-summary-up)
 380       (define-key wl-summary-mode-map [(shift button5)]
 381         'wl-summary-down)
 382       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 383   (defun wl-summary-setup-mouse ()
 384     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 385     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 386     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 387     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 388     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 389
 390 (if wl-summary-mode-map
 391     ()
 392   (setq wl-summary-mode-map (make-sparse-keymap))
 393   (define-key wl-summary-mode-map " "    'wl-summary-read)
 394   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 395   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 396   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 397   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 398   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 399   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 400   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 401   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 402   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 403   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 404   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 405   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 406   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 407   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 408   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 409
 410   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 411   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 412   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 413   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 414   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 415   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 416   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 417   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 418
 419   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 420   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 421   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 422   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 423   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 424   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 425   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 426   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 427   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 428   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 429   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 430   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 431   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 432   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 433   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 434   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 435   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 436   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 437   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 438   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 439   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 440
 441   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 442   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 443   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 444   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 445   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 446   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 447
 448   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 449   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 450   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 451   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 452
 453   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 454   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 455   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 456
 457   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 458   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 459   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 460
 461   ;; copy & paste.
 462   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 463   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 464
 465   ;; line commands
 466   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 467   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 468   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 469   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 470   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 471   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 472   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 473 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 474   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 475   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 476   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 477   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 478   (define-key wl-summary-mode-map "D"    'wl-summary-erase)
 479
 480   ;; thread commands
 481   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 482   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 483   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 484   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 485   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 486   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 487   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 488   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 489   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 490   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 491   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 492   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 493   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 494
 495   ;; target-mark commands
 496   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 497   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 498   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 499   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 500   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 501   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 502   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 503   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 504   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 505   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 506   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 507   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 508   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 509   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 510   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 511   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 512   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 513   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 514   (define-key wl-summary-mode-map "mD"   'wl-summary-target-mark-erase)
 515
 516   ;; region commands
 517   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 518   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 519   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 520   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 521   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 522   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 523   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 524   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 525   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 526   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 527   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 528   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 529   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 530
 531   ;; score commands
 532   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 533   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 534   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 535   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 536   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 537   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 538   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 539   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 540   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 541   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 542
 543   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 544   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 545   ;;
 546   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 547   (wl-summary-setup-mouse)
 548   (easy-menu-define
 549    wl-summary-mode-menu
 550    wl-summary-mode-map
 551    "Menu used in Summary mode."
 552    wl-summary-mode-menu-spec))
 553
 554 (defun wl-status-update ()
 555   (interactive)
 556   (wl-address-init))
 557
 558 (defun wl-summary-display-top ()
 559   (interactive)
 560   (goto-char (point-min))
 561   (when wl-summary-lazy-highlight
 562     (wl-highlight-summary-window))
 563   (if wl-summary-buffer-disp-msg
 564       (wl-summary-redisplay)))
 565
 566 (defun wl-summary-display-bottom ()
 567   (interactive)
 568   (goto-char (point-max))
 569   (forward-line -1)
 570   (when wl-summary-lazy-highlight
 571     (wl-highlight-summary-window))
 572   (if wl-summary-buffer-disp-msg
 573       (wl-summary-redisplay)))
 574
 575 (defun wl-summary-count-unread ()
 576   (let ((pair
 577          (elmo-msgdb-count-marks (wl-summary-buffer-msgdb)
 578                                  wl-summary-new-mark
 579                                  (list wl-summary-unread-uncached-mark
 580                                        wl-summary-unread-cached-mark))))
 581     (if (eq major-mode 'wl-summary-mode)
 582         (setq wl-summary-buffer-new-count (car pair)
 583               wl-summary-buffer-unread-count (cdr pair)))
 584     pair))
 585
 586 (defun wl-summary-message-string (&optional use-cache)
 587   "Return full body string of current message.
 588 If optional USE-CACHE is non-nil, use cache if exists."
 589   (let ((number (wl-summary-message-number))
 590         (folder wl-summary-buffer-elmo-folder))
 591     (if (null number)
 592         (message "No message.")
 593       (elmo-set-work-buf
 594        (elmo-message-fetch folder
 595                            number
 596                            (elmo-make-fetch-strategy
 597                             'entire
 598                             use-cache ; use cache
 599                             nil ; save cache (should `t'?)
 600                             (and
 601                              use-cache
 602                              (elmo-file-cache-get-path
 603                               (elmo-message-field folder number 'message-id))))
 604                            nil
 605                            (current-buffer)
 606                            'unread)
 607        (buffer-string)))))
 608
 609 (defun wl-summary-reedit (&optional arg)
 610   "Re-edit current message.
 611 If ARG is non-nil, Supersedes message"
 612   (interactive "P")
 613   (wl-summary-toggle-disp-msg 'off)
 614   (if arg
 615       (wl-summary-supersedes-message)
 616     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 617         (when (wl-summary-message-number)
 618           (wl-draft-reedit (wl-summary-message-number))
 619           (if (wl-message-news-p)
 620               (mail-position-on-field "Newsgroups")
 621             (mail-position-on-field "To")))
 622       (wl-draft-edit-string (wl-summary-message-string)))))
 623
 624 (defun wl-summary-resend-bounced-mail ()
 625   "Re-mail the current message.
 626 This only makes sense if the current message is a bounce message which
 627 contains some mail you have written but has been bounced back to
 628 you."
 629   (interactive)
 630   (wl-summary-toggle-disp-msg 'off)
 631   (save-excursion
 632     (wl-summary-set-message-buffer-or-redisplay)
 633     (set-buffer (wl-message-get-original-buffer))
 634     (goto-char (point-min))
 635     (let ((case-fold-search nil))
 636       (cond
 637        ((and
 638          (re-search-forward
 639           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 640          (not (bolp))
 641          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 642         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 643               start)
 644           (cond
 645            ((and (setq start (re-search-forward
 646                               (concat "^--" boundary "\n"
 647                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 648                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 649                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 650                                       "\\(.+\n\\)*\n") nil t))
 651                  (re-search-forward
 652                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 653             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 654            (t
 655             (message "Seems no message/rfc822 part.")))))
 656        ((let ((case-fold-search t))
 657           (re-search-forward wl-rejected-letter-start nil t))
 658         (skip-chars-forward " \t\n")
 659         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 660        (t
 661         (message "Does not appear to be a rejected letter."))))))
 662
 663 (defun wl-summary-resend-message (address)
 664   "Resend the current message to ADDRESS."
 665   (interactive "sResend message to: ")
 666   (if (or (null address) (string-match "^[ \t]*$" address))
 667       (message "No address specified.")
 668     (message "Resending message to %s..." address)
 669     (save-excursion
 670       (let ((original (wl-summary-get-original-buffer)))
 671         ;; We first set up a normal mail buffer.
 672         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 673         (buffer-disable-undo (current-buffer))
 674         (erase-buffer)
 675         (setq wl-sent-message-via nil)
 676         ;; Insert our usual headers.
 677         (wl-draft-insert-from-field)
 678         (wl-draft-insert-date-field)
 679         (insert "to: " address "\n")
 680         (goto-char (point-min))
 681         ;; Rename them all to "Resent-*".
 682         (while (re-search-forward "^[A-Za-z]" nil t)
 683           (forward-char -1)
 684           (insert "Resent-"))
 685         (widen)
 686         (forward-line)
 687         (delete-region (point) (point-max))
 688         (let ((beg  (point)))
 689           ;; Insert the message to be resent.
 690           (insert-buffer-substring original)
 691           (goto-char (point-min))
 692           (search-forward "\n\n")
 693           (forward-char -1)
 694           (save-restriction
 695             (narrow-to-region beg (point))
 696             (wl-draft-delete-fields wl-ignored-resent-headers)
 697             (goto-char (point-max)))
 698           (insert mail-header-separator)
 699           ;; Rename all old ("Previous-")Resent headers.
 700           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 701             (beginning-of-line)
 702             (insert "Previous-"))
 703           ;; Quote any "From " lines at the beginning.
 704           (goto-char beg)
 705           (when (looking-at "From ")
 706             (replace-match "X-From-Line: ")))
 707         ;; Send it.
 708         (wl-draft-dispatch-message)
 709         (kill-buffer (current-buffer)))
 710       (message "Resending message to %s...done" address))))
 711
 712 (defun wl-summary-detect-mark-position ()
 713   (let ((column wl-summary-buffer-number-column)
 714         (formatter wl-summary-buffer-line-formatter)
 715         (dummy-temp (char-to-string 200))
 716         (dummy-persistent (char-to-string 201))
 717         temp persistent)
 718     (with-temp-buffer
 719       (setq wl-summary-buffer-number-column column
 720             wl-summary-buffer-line-formatter formatter)
 721       (insert
 722        (wl-summary-create-line
 723         (elmo-msgdb-make-entity
 724          :number 10000
 725          :from "foo"
 726          :subject "bar"
 727          :size 100)
 728         nil
 729         dummy-temp
 730         dummy-persistent))
 731       (goto-char (point-min))
 732       (setq temp (save-excursion
 733                    (search-forward dummy-temp nil t)
 734                    (current-column))
 735             persistent (save-excursion
 736                          (search-forward dummy-persistent nil t)
 737                          (current-column))))
 738     (setq wl-summary-buffer-temp-mark-column temp
 739           wl-summary-buffer-persistent-mark-column persistent)))
 740
 741 (defun wl-summary-buffer-set-folder (folder)
 742   (if (stringp folder)
 743       (setq folder (wl-folder-get-elmo-folder folder)))
 744   (setq wl-summary-buffer-elmo-folder folder)
 745   (make-local-variable 'wl-message-buffer)
 746   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 747                                             wl-folder-mime-charset-alist
 748                                             (elmo-folder-name-internal folder))
 749                                            wl-mime-charset))
 750   (setq wl-summary-buffer-weekday-name-lang
 751         (or (wl-get-assoc-list-value
 752              wl-folder-weekday-name-lang-alist
 753              (elmo-folder-name-internal folder))
 754             wl-summary-weekday-name-lang))
 755   (setq wl-summary-buffer-thread-indent-set
 756         (wl-get-assoc-list-value
 757          wl-folder-thread-indent-set-alist
 758          (elmo-folder-name-internal folder)))
 759   (setq wl-summary-buffer-number-column
 760         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 761                                      (wl-summary-buffer-folder-name))
 762             wl-summary-default-number-column))
 763   (wl-line-formatter-setup
 764    wl-summary-buffer-line-formatter
 765    (setq wl-summary-buffer-line-format
 766          (or (wl-get-assoc-list-value
 767               wl-folder-summary-line-format-alist
 768               (elmo-folder-name-internal folder))
 769              wl-summary-line-format))
 770    wl-summary-line-format-spec-alist)
 771   (wl-line-formatter-setup
 772    wl-summary-buffer-mode-line-formatter
 773    wl-summary-mode-line-format
 774    wl-summary-mode-line-format-spec-alist)
 775   (wl-summary-detect-mark-position)
 776   (setq wl-summary-buffer-persistent
 777         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 778   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 779   ;; process duplicates.
 780   (elmo-folder-set-process-duplicates-internal
 781    folder (cdr (elmo-string-matched-assoc
 782                 (elmo-folder-name-internal folder)
 783                 wl-folder-process-duplicates-alist)))
 784   (setq
 785    wl-thread-indent-level-internal
 786    (or (nth 0 wl-summary-buffer-thread-indent-set)
 787        wl-thread-indent-level)
 788    wl-thread-have-younger-brother-str-internal
 789    (or (nth 1 wl-summary-buffer-thread-indent-set)
 790        wl-thread-have-younger-brother-str)
 791    wl-thread-youngest-child-str-internal
 792    (or (nth 2 wl-summary-buffer-thread-indent-set)
 793        wl-thread-youngest-child-str)
 794    wl-thread-vertical-str-internal
 795    (or (nth 3 wl-summary-buffer-thread-indent-set)
 796        wl-thread-vertical-str)
 797    wl-thread-horizontal-str-internal
 798    (or (nth 4 wl-summary-buffer-thread-indent-set)
 799        wl-thread-horizontal-str)
 800    wl-thread-space-str-internal
 801    (or (nth 5 wl-summary-buffer-thread-indent-set)
 802        wl-thread-space-str))
 803   (run-hooks 'wl-summary-buffer-set-folder-hook))
 804
 805 (defun wl-summary-mode ()
 806   "Major mode for reading threaded messages.
 807 See Info under Wanderlust for full documentation.
 808
 809 Special commands:
 810 \\{wl-summary-mode-map}
 811
 812 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 813   (interactive)
 814   (unless (interactive-p) (kill-all-local-variables))
 815   (setq major-mode 'wl-summary-mode)
 816   (setq mode-name "Summary")
 817   (use-local-map wl-summary-mode-map)
 818 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 819   (setq buffer-read-only t)
 820   (setq truncate-lines t)
 821 ;;;(make-local-variable 'tab-width)
 822 ;;;(setq tab-width 1)
 823   (buffer-disable-undo (current-buffer))
 824   (setq selective-display t
 825         selective-display-ellipses nil)
 826   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 827   (easy-menu-add wl-summary-mode-menu)
 828   (when wl-summary-lazy-highlight
 829     (if wl-on-xemacs
 830         (progn
 831           (make-local-variable 'pre-idle-hook)
 832           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 833       (make-local-variable 'window-scroll-functions)
 834       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 835   ;; This hook may contain the function `wl-setup-summary' for reasons
 836   ;; of system internal to accord facilities for the Emacs variants.
 837   (run-hooks 'wl-summary-mode-hook))
 838
 839 (defun wl-summary-overview-entity-compare-by-date (x y)
 840   "Compare entity X and Y by date."
 841   (condition-case nil
 842       (string<
 843        (timezone-make-date-sortable
 844         (elmo-msgdb-overview-entity-get-date x))
 845        (timezone-make-date-sortable
 846         (elmo-msgdb-overview-entity-get-date y)))
 847     (error))) ;; ignore error.
 848
 849 (defun wl-summary-overview-entity-compare-by-number (x y)
 850    "Compare entity X and Y by number."
 851   (<
 852    (elmo-msgdb-overview-entity-get-number x)
 853    (elmo-msgdb-overview-entity-get-number y)))
 854
 855 (defun wl-summary-overview-entity-compare-by-from (x y)
 856   "Compare entity X and Y by from."
 857   (string<
 858    (wl-address-header-extract-address
 859     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 860         wl-summary-no-from-message))
 861    (wl-address-header-extract-address
 862     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 863         wl-summary-no-from-message))))
 864
 865 (defun wl-summary-overview-entity-compare-by-subject (x y)
 866   "Compare entity X and Y by subject."
 867   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 868            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 869
 870 (defun wl-summary-get-list-info (entity)
 871   "Returns (\"ML-name\" . ML-count) of ENTITY."
 872   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 873     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 874                     entity "x-sequence")
 875           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 876                        entity "x-ml-name")
 877                       (and sequence
 878                            (car (split-string sequence " "))))
 879           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 880                         entity "x-mail-count")
 881                        (elmo-msgdb-overview-entity-get-extra-field
 882                         entity "x-ml-count")
 883                        (and sequence
 884                             (cadr (split-string sequence " ")))))
 885     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 886                         entity))
 887          (setq subject (elmo-delete-char ?\n subject))
 888          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 889          (progn
 890            (or ml-name (setq ml-name (match-string 1 subject)))
 891            (or ml-count (setq ml-count (match-string 2 subject)))))
 892     (and (setq return-path
 893                (elmo-msgdb-overview-entity-get-extra-field
 894                 entity "return-path"))
 895          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 896          (progn
 897            (or ml-name (setq ml-name (match-string 1 return-path)))
 898            (or ml-count (setq ml-count (match-string 2 return-path)))))
 899     (and (setq delivered-to
 900                (elmo-msgdb-overview-entity-get-extra-field
 901                 entity "delivered-to"))
 902          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 903          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 904     (and (setq mailing-list
 905                (elmo-msgdb-overview-entity-get-extra-field
 906                 entity "mailing-list"))
 907          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)  ; *-help@, *-owner@, etc.
 908          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 909     (cons (and ml-name (car (split-string ml-name " ")))
 910           (and ml-count (string-to-int ml-count)))))
 911
 912 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 913   "Compare entity X and Y by mailing-list info."
 914   (let* ((list-info-x (wl-summary-get-list-info x))
 915          (list-info-y (wl-summary-get-list-info y)))
 916     (if (equal (car list-info-x) (car list-info-y))
 917         (if (equal (cdr list-info-x) (cdr list-info-y))
 918             (wl-summary-overview-entity-compare-by-date x y)
 919           (< (or (cdr list-info-x) 0)
 920              (or (cdr list-info-y) 0)))
 921       (string< (or (car list-info-x) "")
 922                (or (car list-info-y) "")))))
 923
 924 (defun wl-summary-sort-by-date ()
 925   (interactive)
 926   (wl-summary-rescan "date"))
 927 (defun wl-summary-sort-by-number ()
 928   (interactive)
 929   (wl-summary-rescan "number"))
 930 (defun wl-summary-sort-by-subject ()
 931   (interactive)
 932   (wl-summary-rescan "subject"))
 933 (defun wl-summary-sort-by-from ()
 934   (interactive)
 935   (wl-summary-rescan "from"))
 936 (defun wl-summary-sort-by-list-info ()
 937   (interactive)
 938   (wl-summary-rescan "list-info"))
 939
 940 (defun wl-summary-rescan (&optional sort-by)
 941   "Rescan current folder without updating."
 942   (interactive)
 943   (let* ((cur-buf (current-buffer))
 944          (msgdb (wl-summary-buffer-msgdb))
 945          (overview (elmo-msgdb-get-overview msgdb))
 946          (number-alist (elmo-msgdb-get-number-alist msgdb))
 947          (elmo-mime-charset wl-summary-buffer-mime-charset)
 948          i percent num
 949          gc-message entity
 950          curp
 951          (inhibit-read-only t)
 952          (buffer-read-only nil)
 953          expunged)
 954     (fset 'wl-summary-append-message-func-internal
 955           (wl-summary-get-append-message-func))
 956     (erase-buffer)
 957     (message "Re-scanning...")
 958     (setq i 0)
 959     (setq num (length overview))
 960     (when sort-by
 961       (message "Sorting by %s..." sort-by)
 962       (setq overview
 963             (sort overview
 964                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 965                                   sort-by))))
 966       (message "Sorting by %s...done" sort-by)
 967       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 968                                overview))
 969     (setq curp overview)
 970     (set-buffer cur-buf)
 971     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 972     (setq wl-thread-entity-list nil)
 973     (setq wl-thread-entities nil)
 974     (setq wl-summary-buffer-number-list nil)
 975     (setq wl-summary-buffer-target-mark-list nil)
 976     (setq wl-summary-buffer-refile-list nil)
 977     (setq wl-summary-buffer-delete-list nil)
 978     (setq wl-summary-delayed-update nil)
 979     (elmo-kill-buffer wl-summary-search-buf-name)
 980     (while curp
 981       (setq entity (car curp))
 982       (wl-summary-append-message-func-internal entity msgdb nil)
 983       (setq curp (cdr curp))
 984       (when (> num elmo-display-progress-threshold)
 985         (setq i (+ i 1))
 986         (if (or (zerop (% i 5)) (= i num))
 987             (elmo-display-progress
 988              'wl-summary-rescan "Constructing summary structure..."
 989              (/ (* i 100) num)))))
 990     (when wl-summary-delayed-update
 991       (while wl-summary-delayed-update
 992         (message "Parent (%d) of message %d is no entity"
 993                  (caar wl-summary-delayed-update)
 994                  (elmo-msgdb-overview-entity-get-number
 995                   (cdar wl-summary-delayed-update)))
 996         (wl-summary-append-message-func-internal
 997          (cdar wl-summary-delayed-update) msgdb nil t)
 998         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 999     (message "Constructing summary structure...done")
1000     (set-buffer cur-buf)
1001     (if (eq wl-summary-buffer-view 'thread)
1002         (progn
1003           (message "Inserting thread...")
1004           (wl-thread-insert-top)
1005           (message "Inserting thread...done"))
1006       (wl-summary-make-number-list))
1007     (when wl-use-scoring
1008       (setq wl-summary-scored nil)
1009       (wl-summary-score-headers nil msgdb
1010                                 (wl-summary-rescore-msgs number-alist)
1011                                 t)
1012       (when (and wl-summary-scored
1013                  (setq expunged (wl-summary-score-update-all-lines)))
1014         (message "%d message(s) are expunged by scoring." (length expunged))))
1015     (wl-summary-set-message-modified)
1016     (wl-summary-count-unread)
1017     (wl-summary-update-modeline)
1018     (goto-char (point-max))
1019     (forward-line -1)
1020     (set-buffer-modified-p nil)))
1021
1022 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1023   (if (and next-entity
1024            wl-auto-select-next)
1025       (let (retval)
1026         (wl-summary-toggle-disp-msg 'off)
1027         (unwind-protect
1028             (setq retval
1029                   (wl-summary-goto-folder-subr next-entity
1030                                                'force-update
1031                                                nil
1032                                                nil ; not sticky
1033                                                t   ; interactive!
1034                                                ))
1035           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1036           (if (and (eq retval 'more-next)
1037                    (memq wl-auto-select-next '(unread skip-no-unread))
1038                    (memq this-command wl-summary-next-no-unread-command))
1039               (if upward
1040                   (wl-summary-up
1041                    t (eq wl-auto-select-next 'skip-no-unread))
1042                 (goto-char (point-max))
1043                 (forward-line -1)
1044                 (wl-summary-down
1045                  t (eq wl-auto-select-next 'skip-no-unread))))))
1046     (wl-summary-exit)))
1047
1048 (defun wl-summary-entity-info-msg (entity finfo)
1049   (or (and entity
1050            (concat
1051             (elmo-replace-in-string
1052              (if (memq 'ask-folder wl-use-folder-petname)
1053                  (wl-folder-get-petname entity)
1054                entity)
1055              "%" "%%")
1056             (if (null (car finfo))
1057                 " (? new/? unread)"
1058               (format
1059                " (%d new/%d unread)"
1060                (nth 0 finfo)
1061                (+ (nth 0 finfo)
1062                   (nth 1 finfo))))))
1063       "folder mode"))
1064
1065 (defun wl-summary-set-message-modified ()
1066   (elmo-folder-set-message-modified-internal
1067    wl-summary-buffer-elmo-folder t)
1068   (setq wl-summary-buffer-message-modified t))
1069 (defun wl-summary-message-modified-p ()
1070   wl-summary-buffer-message-modified)
1071 (defun wl-summary-set-mark-modified ()
1072   (elmo-folder-set-mark-modified-internal
1073    wl-summary-buffer-elmo-folder t)
1074   (setq wl-summary-buffer-mark-modified t))
1075 (defun wl-summary-mark-modified-p ()
1076   wl-summary-buffer-mark-modified)
1077 (defun wl-summary-set-thread-modified ()
1078   (setq wl-summary-buffer-thread-modified t))
1079 (defun wl-summary-thread-modified-p ()
1080   wl-summary-buffer-thread-modified)
1081
1082 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1083   (if (or wl-summary-buffer-refile-list
1084           wl-summary-buffer-copy-list
1085           wl-summary-buffer-delete-list)
1086       (if (y-or-n-p (format "Execute remaining marks in %s? "
1087                             (wl-summary-buffer-folder-name)))
1088           (progn
1089             (wl-summary-exec)
1090             (if (or wl-summary-buffer-refile-list
1091                     wl-summary-buffer-copy-list
1092                     wl-summary-buffer-delete-list)
1093                 (error "Some execution was failed")))
1094         ;; delete temp-marks
1095         (message "")
1096         (wl-summary-delete-all-refile-marks)
1097         (wl-summary-delete-all-copy-marks)
1098         (wl-summary-delete-all-delete-marks)))
1099   (if wl-summary-buffer-target-mark-list
1100       (progn
1101         (wl-summary-delete-all-target-marks)
1102         (setq wl-summary-buffer-target-mark-list nil)))
1103   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1104   (setq wl-summary-scored nil))
1105
1106 ;; a subroutine for wl-summary-exit/wl-save-status
1107 ;; Note that folder is not commited here.
1108 (defun wl-summary-save-view ()
1109   ;; already in summary buffer.
1110   (when wl-summary-buffer-persistent
1111     ;; save the current summary buffer view.
1112     (if (and wl-summary-cache-use
1113              (or (wl-summary-message-modified-p)
1114                  (wl-summary-mark-modified-p)
1115                  (wl-summary-thread-modified-p)))
1116         (wl-summary-save-view-cache))))
1117
1118 (defun wl-summary-save-status ()
1119   "Save summary view and msgdb."
1120   (interactive)
1121   (if (interactive-p) (message "Saving summary status..."))
1122   (wl-summary-save-view)
1123   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1124   (elmo-folder-check wl-summary-buffer-elmo-folder)
1125   (if wl-use-scoring (wl-score-save))
1126   (if (interactive-p) (message "Saving summary status...done")))
1127
1128 (defun wl-summary-force-exit ()
1129   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1130   (interactive)
1131   (wl-summary-exit 'force-exit))
1132
1133 (defun wl-summary-exit (&optional force-exit)
1134   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1135   (interactive "P")
1136   (let ((summary-buf (current-buffer))
1137         (sticky (wl-summary-sticky-p))
1138         summary-win
1139         message-buf message-win
1140         folder-buf folder-win)
1141     (run-hooks 'wl-summary-exit-pre-hook)
1142     (if wl-summary-buffer-exit-function
1143         (funcall wl-summary-buffer-exit-function)
1144       (if (or force-exit (not sticky))
1145           (wl-summary-cleanup-temp-marks sticky))
1146       (unwind-protect
1147           ;; save summary status
1148           (progn
1149             (wl-summary-save-view)
1150             (if (or force-exit (not sticky))
1151                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1152               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1153               (elmo-folder-check wl-summary-buffer-elmo-folder))
1154             (if wl-use-scoring (wl-score-save)))
1155         ;; for sticky summary
1156         (wl-delete-all-overlays)
1157         (setq wl-summary-buffer-disp-msg nil)
1158         (elmo-kill-buffer wl-summary-search-buf-name)
1159         ;; delete message window if displayed.
1160         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1161             (delete-window (get-buffer-window wl-message-buffer)))
1162         (if (and wl-summary-use-frame
1163                  (> (length (visible-frame-list)) 1))
1164             (delete-frame))
1165         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1166             (if wl-summary-use-frame
1167                 (let (select-frame)
1168                   (save-selected-window
1169                     (dolist (frame (visible-frame-list))
1170                       (select-frame frame)
1171                       (if (get-buffer-window folder-buf)
1172                           (setq select-frame frame))))
1173                   (if select-frame
1174                       (select-frame select-frame)
1175                     (switch-to-buffer folder-buf)))
1176               (if (setq folder-win (get-buffer-window folder-buf))
1177                   ;; folder win is already displayed.
1178                   (select-window folder-win)
1179                 ;; folder win is not displayed.
1180                 (switch-to-buffer folder-buf)))
1181           ;; currently no folder buffer
1182           (wl-folder))
1183         (and wl-folder-move-cur-folder
1184              wl-folder-buffer-cur-point
1185              (goto-char wl-folder-buffer-cur-point))
1186         (setq wl-folder-buffer-cur-path nil)
1187         (setq wl-folder-buffer-cur-entity-id nil)
1188         (wl-delete-all-overlays)
1189         (if wl-summary-exit-next-move
1190             (wl-folder-next-unsync t)
1191           (beginning-of-line))
1192         (if (setq summary-win (get-buffer-window summary-buf))
1193             (delete-window summary-win))
1194         (if (or force-exit
1195                 (not sticky))
1196             (progn
1197               (set-buffer summary-buf)
1198               (kill-buffer summary-buf)))
1199         (run-hooks 'wl-summary-exit-hook)))))
1200
1201 (defun wl-summary-suspend ()
1202   (interactive)
1203   (wl-summary-exit)
1204   (wl-folder-suspend))
1205
1206 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1207   (interactive)
1208   (wl-summary-sync-update unset-cursor nil no-check))
1209
1210 (defsubst wl-summary-sync-all-init ()
1211   (wl-summary-cleanup-temp-marks)
1212   (erase-buffer)
1213   (wl-summary-set-message-modified)
1214   (wl-summary-set-mark-modified)
1215   (setq wl-thread-entity-hashtb (elmo-make-hash
1216                                  (* (length (elmo-msgdb-get-number-alist
1217                                              (wl-summary-buffer-msgdb))) 2)))
1218   (setq wl-thread-entity-list nil)
1219   (setq wl-thread-entities nil)
1220   (setq wl-summary-buffer-number-list nil)
1221   (setq wl-summary-buffer-target-mark-list nil)
1222   (setq wl-summary-buffer-refile-list nil)
1223   (setq wl-summary-buffer-copy-list nil)
1224   (setq wl-summary-buffer-delete-list nil))
1225
1226 (defun wl-summary-sync (&optional unset-cursor force-range)
1227   (interactive)
1228   (let* ((folder wl-summary-buffer-elmo-folder)
1229          (inhibit-read-only t)
1230          (buffer-read-only nil)
1231          (msgdb-dir (elmo-folder-msgdb-path folder))
1232          (range (or force-range (wl-summary-input-range
1233                                  (elmo-folder-name-internal folder)))))
1234     (cond ((string= range "rescan")
1235            (let ((msg (wl-summary-message-number)))
1236              (wl-summary-rescan)
1237              (and msg (wl-summary-jump-to-msg msg))))
1238           ((string= range "rescan-noscore")
1239            (let ((msg (wl-summary-message-number))
1240                  wl-use-scoring)
1241              (wl-summary-rescan)
1242              (and msg (wl-summary-jump-to-msg msg))))
1243           ((string= range "cache-status")
1244            (let ((msg (wl-summary-message-number)))
1245              (wl-summary-resume-cache-status)
1246              (and msg (wl-summary-jump-to-msg msg))))
1247           ((or (string-match "last:" range)
1248                (string-match "first:" range))
1249            (wl-summary-goto-folder-subr (concat "/" range "/"
1250                                                 (elmo-folder-name-internal
1251                                                  folder))
1252             'force-update nil nil t))
1253           (t
1254            (wl-summary-sync-update unset-cursor
1255                                    (cond ((string= range "all") 'all)
1256                                          ((string= range "all-visible")
1257                                           'visible-only)))))))
1258
1259 (defvar wl-summary-edit-addresses-candidate-fields
1260   ;; First element becomes default.
1261   '("from" "to" "cc"))
1262
1263 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1264   (let ((fields wl-summary-edit-addresses-candidate-fields)
1265         body candidates components)
1266     (while fields
1267       (setq body
1268             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1269                        ","))
1270       (setq body (wl-parse-addresses body))
1271       (if body (setq candidates (append candidates body)))
1272       (setq fields (cdr fields)))
1273     (setq candidates (elmo-uniq-list candidates))
1274     (elmo-set-work-buf
1275      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1276      (mapcar (function
1277               (lambda (x)
1278                 (setq components (std11-extract-address-components x))
1279                 (cons (nth 1 components)
1280                       (and (car components)
1281                            (eword-decode-string
1282                             (decode-mime-charset-string
1283                              (car components)
1284                              mime-charset))))))
1285              candidates))))
1286
1287 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1288   ;; returns nil if there's no change.
1289   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1290       (let (char)
1291         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1292                  the-email)
1293         (while (not (or (eq (setq char (read-char)) ?\r)
1294                         (eq char ?\n)
1295                         (eq char ? )
1296                         (eq char ?e)
1297                         (eq char ?c)
1298                         (eq char ?d)))
1299           (message
1300            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1301         (cond
1302          ((or (eq char ?e)
1303               (eq char ?\n)
1304               (eq char ?\r)
1305               (eq char ? ))
1306           ;; Change Addresses
1307           (wl-address-add-or-change
1308            the-email
1309            (wl-address-header-extract-realname
1310             (cdr (assoc
1311                   (let ((completion-ignore-case t) comp)
1312                     (setq comp
1313                           (try-completion the-email wl-address-completion-list))
1314                     (if (equal comp t) the-email comp))
1315                   wl-address-completion-list))))
1316           "edited")
1317          ((eq char ?d)
1318           ;; Delete Addresses
1319           (if (y-or-n-p (format "Delete '%s'? "
1320                                 the-email))
1321               (progn
1322                 (wl-address-delete the-email)
1323                 "deleted")
1324             (message "")
1325             nil))
1326          (t (message "")
1327             nil)))
1328     ;; Add Petname
1329     (wl-address-add-or-change the-email name-in-addr)
1330     "added"))
1331
1332 (defun wl-summary-edit-addresses (&optional addr-str)
1333   "Edit address book interactively.
1334 Optional argument ADDR-STR is used as a target address if specified."
1335   (interactive (if current-prefix-arg
1336                    (list (read-from-minibuffer "Target address: "))))
1337   (if (null (wl-summary-message-number))
1338       (message "No message.")
1339     (save-excursion
1340       (let* ((charset wl-summary-buffer-mime-charset)
1341              (candidates
1342               (with-current-buffer (wl-summary-get-original-buffer)
1343                 (wl-summary-edit-addresses-collect-candidate-fields
1344                  charset)))
1345              address pair result)
1346         (if addr-str
1347             (setq address addr-str)
1348           (when candidates
1349             (setq address (car (car candidates)))
1350             (setq address
1351                   (completing-read
1352                    (format "Target address (%s): " address)
1353                    (mapcar
1354                     (function (lambda (x) (cons (car x) (car x))))
1355                     candidates)
1356                    nil nil nil nil address))))
1357         (when address
1358           (setq pair (assoc address candidates))
1359           (unless pair
1360             (setq pair (cons address nil)))
1361           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1362             ;; update alias
1363             (wl-status-update)
1364             (setq address (assoc (car pair) wl-address-list))
1365             (if address
1366                 (message "%s, %s, <%s> is %s."
1367                          (nth 2 address)
1368                          (nth 1 address)
1369                          (nth 0 address)
1370                          result)))
1371 ;;; i'd like to update summary-buffer, but...
1372 ;;;     (wl-summary-rescan)
1373           (run-hooks 'wl-summary-edit-addresses-hook))))))
1374
1375 (defun wl-summary-incorporate (&optional arg)
1376   "Check and prefetch all uncached messages.
1377 If ARG is non-nil, checking is omitted."
1378   (interactive "P")
1379   (unless arg
1380     (save-excursion
1381       (wl-summary-sync-force-update)))
1382   (wl-summary-prefetch-region (point-min) (point-max)
1383                               wl-summary-incorporate-marks))
1384
1385 (defun wl-summary-prefetch-msg (number &optional arg)
1386   "Returns status-mark. if skipped, returns nil."
1387   ;; prefetching procedure.
1388   (save-excursion
1389     (let* ((msgdb (wl-summary-buffer-msgdb))
1390            (number-alist (elmo-msgdb-get-number-alist msgdb))
1391            (message-id (cdr (assq number number-alist)))
1392            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1393            (wl-message-entity ov)
1394            (entity ov)                  ; backward compatibility.
1395            (size (elmo-msgdb-overview-entity-get-size ov))
1396            (inhibit-read-only t)
1397            (buffer-read-only nil)
1398            (file-cached (elmo-file-cache-exists-p message-id))
1399            (force-read (and size
1400                             (or (and (null wl-prefetch-confirm) arg)
1401                                 (null wl-prefetch-threshold)
1402                                 (< size wl-prefetch-threshold))))
1403            mark new-mark)
1404       (unwind-protect
1405           (progn
1406             (when (and (or arg (not file-cached))
1407                        size (not force-read) wl-prefetch-confirm)
1408               (setq force-read
1409                     (save-restriction
1410                       (widen)
1411                       (y-or-n-p
1412                        (format
1413                         "Message from %s has %d bytes.  Prefetch it? "
1414                         (concat
1415                          "[ "
1416                          (save-match-data
1417                            (wl-set-string-width
1418                             17
1419                             (funcall wl-summary-from-function
1420                              (eword-decode-string
1421                               (elmo-delete-char
1422                                ?\"
1423                                (or
1424                                 (elmo-msgdb-overview-entity-get-from ov)
1425                                 "??")))))) " ]")
1426                         size))))
1427               (message ""))             ; flush.
1428             (setq mark (elmo-msgdb-get-mark msgdb number))
1429             (if force-read
1430                 (save-excursion
1431                   (save-match-data
1432                     ;; online
1433                     (if (or arg (not file-cached))
1434                         (elmo-message-encache
1435                          wl-summary-buffer-elmo-folder
1436                          number))
1437                     (setq new-mark
1438                           (cond
1439                            ((string= mark
1440                                      wl-summary-unread-uncached-mark)
1441                             wl-summary-unread-cached-mark)
1442                            ((string= mark wl-summary-new-mark)
1443                             (setq wl-summary-buffer-new-count
1444                                   (- wl-summary-buffer-new-count 1))
1445                             (setq wl-summary-buffer-unread-count
1446                                   (+ wl-summary-buffer-unread-count 1))
1447                             wl-summary-unread-cached-mark)
1448                            ((string= mark wl-summary-read-uncached-mark)
1449                             nil)
1450                            (t mark)))
1451                     (elmo-msgdb-set-mark msgdb number new-mark)
1452                     (or new-mark (setq new-mark " "))
1453                     (wl-summary-set-mark-modified)
1454                     (wl-summary-update-modeline)
1455                     (wl-folder-update-unread
1456                      (wl-summary-buffer-folder-name)
1457                      (+ wl-summary-buffer-unread-count
1458                         wl-summary-buffer-new-count)))
1459                   new-mark)))))))
1460
1461 ;;(defvar wl-summary-message-uncached-marks
1462 ;;  (list wl-summary-new-mark
1463 ;;      wl-summary-unread-uncached-mark
1464 ;;      wl-summary-read-uncached-mark))
1465
1466 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1467   (interactive "r")
1468   (let ((count 0)
1469         targets
1470         mark length
1471         entity msg
1472         start-pos pos)
1473     (save-excursion
1474       (setq start-pos (point))
1475       (save-restriction
1476         (narrow-to-region beg end)
1477         ;; collect prefetch targets.
1478         (message "Collecting marks...")
1479         (goto-char (point-min))
1480         (while (not (eobp))
1481           (setq mark (wl-summary-persistent-mark)
1482                 msg (wl-summary-message-number))
1483           (if (or (and (null prefetch-marks)
1484                        msg
1485                        (null (elmo-file-cache-exists-p
1486                               (elmo-message-field
1487                                wl-summary-buffer-elmo-folder
1488                                msg
1489                                'message-id))))
1490                   (member mark prefetch-marks))
1491               (setq targets (nconc targets (list msg))))
1492           (setq entity (wl-thread-get-entity msg))
1493           (if (or (not (eq wl-summary-buffer-view 'thread))
1494                   (wl-thread-entity-get-opened entity))
1495               (); opened. no hidden children.
1496             (setq targets (nconc
1497                            targets
1498                            (wl-thread-get-children-msgs-uncached
1499                             msg prefetch-marks))))
1500           (forward-line 1))
1501         (setq length (length targets))
1502         (message "Prefetching...")
1503         (while targets
1504           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1505                                (wl-thread-get-entity (car targets))))
1506                          (progn
1507                            (wl-summary-jump-to-msg (car targets))
1508                            (wl-summary-prefetch))
1509                        (wl-summary-prefetch-msg (car targets))))
1510           (if (if prefetch-marks
1511                   (string= mark wl-summary-unread-cached-mark)
1512                 (or (string= mark wl-summary-unread-cached-mark)
1513                     (string= mark " ")))
1514               (message "Prefetching... %d/%d message(s)"
1515                        (setq count (+ 1 count)) length))
1516           ;; redisplay!
1517           (save-excursion
1518             (setq pos (point))
1519             (goto-char start-pos)
1520             (if (pos-visible-in-window-p pos)
1521                 (save-restriction
1522                   (widen)
1523                   (sit-for 0))))
1524           (setq targets (cdr targets)))
1525         (message "Prefetched %d/%d message(s)" count length)
1526         (cons count length)))))
1527
1528 (defun wl-summary-prefetch (&optional arg)
1529   "Prefetch current message."
1530   (interactive "P")
1531   (save-excursion
1532     (let ((inhibit-read-only t)
1533           (buffer-read-only nil)
1534           (mark (wl-summary-persistent-mark)))
1535       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1536       (when mark
1537         (delete-backward-char 1)
1538         (insert mark)
1539         (if wl-summary-highlight
1540             (wl-highlight-summary-current-line)))
1541       (set-buffer-modified-p nil)
1542       mark)))
1543
1544 (defun wl-summary-delete-marks-on-buffer (marks)
1545   (while marks
1546     (wl-summary-unmark (pop marks))))
1547
1548 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1549   (wl-summary-delete-marks-on-buffer copies))
1550
1551 (defun wl-summary-delete-all-refile-marks ()
1552   (let ((marks wl-summary-buffer-refile-list))
1553     (while marks
1554       (wl-summary-unmark (car (pop marks))))))
1555
1556 (defun wl-summary-delete-all-copy-marks ()
1557   (let ((marks wl-summary-buffer-copy-list))
1558     (while marks
1559       (wl-summary-unmark (car (pop marks))))))
1560
1561 (defun wl-summary-delete-all-delete-marks ()
1562   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1563
1564 (defun wl-summary-delete-all-target-marks ()
1565   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1566
1567 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1568   ;; for summary view cache saving.
1569   (save-excursion
1570     (goto-char (point-min))
1571     (let ((inhibit-read-only t)
1572           (buffer-read-only nil))
1573        (while (not (eobp))
1574         (unless (string= (wl-summary-temp-mark) " ")
1575           (delete-backward-char 1)
1576           (insert " "))
1577         (forward-line 1)))))
1578
1579 (defun wl-summary-mark-as-read-region (beg end)
1580   (interactive "r")
1581   (save-excursion
1582     (save-restriction
1583       (narrow-to-region beg end)
1584       (goto-char (point-min))
1585       (if (eq wl-summary-buffer-view 'thread)
1586           (progn
1587             (while (not (eobp))
1588               (let* ((number (wl-summary-message-number))
1589                      (entity (wl-thread-get-entity number))
1590                      children)
1591                 (if (wl-thread-entity-get-opened entity)
1592                     ;; opened...mark line.
1593                     (wl-summary-mark-as-read number)
1594                   ;; closed
1595                   (wl-summary-mark-as-read number) ; mark itself.
1596                   (setq children (wl-thread-get-children-msgs number))
1597                   (while children
1598                     (wl-summary-mark-as-read (car children))
1599                     (setq children (cdr children))))
1600                 (forward-line 1))))
1601         (while (not (eobp))
1602           (wl-summary-mark-as-read (wl-summary-message-number))
1603           (forward-line 1)))))
1604   (wl-summary-count-unread)
1605   (wl-summary-update-modeline))
1606
1607 (defun wl-summary-mark-as-unread-region (beg end)
1608   (interactive "r")
1609   (save-excursion
1610     (save-restriction
1611       (narrow-to-region beg end)
1612 ;;; use narrowing.
1613 ;;;      (save-excursion (goto-char end)
1614 ;;;                   (end-of-line) (point)))
1615       (goto-char (point-min))
1616       (if (eq wl-summary-buffer-view 'thread)
1617           (progn
1618             (while (not (eobp))
1619               (let* ((number (wl-summary-message-number))
1620                      (entity (wl-thread-get-entity number))
1621                      children)
1622                 (if (wl-thread-entity-get-opened entity)
1623                     ;; opened...mark line.
1624                     ;; Crossposts are not processed
1625                     (wl-summary-mark-as-unread)
1626                   ;; closed
1627                   (wl-summary-mark-as-unread) ; mark itself.
1628                   (setq children
1629                         (delq number (wl-thread-get-children-msgs number)))
1630                   (while children
1631                     (wl-summary-mark-as-unread (car children))
1632                     (setq children (cdr children))))
1633                 (forward-line 1))))
1634         (while (not (eobp))
1635           (wl-summary-mark-as-unread)
1636           (forward-line 1)))))
1637   (wl-summary-count-unread)
1638   (wl-summary-update-modeline))
1639
1640 (defun wl-summary-mark-as-important-region (beg end)
1641   (interactive "r")
1642   (save-excursion
1643     (save-restriction
1644       (narrow-to-region beg end);(save-excursion (goto-char end)
1645                                         ;    (end-of-line) (point)))
1646       (goto-char (point-min))
1647       (if (eq wl-summary-buffer-view 'thread)
1648           (progn
1649             (while (not (eobp))
1650               (let* ((number (wl-summary-message-number))
1651                      (entity (wl-thread-get-entity number))
1652                      children)
1653                 (if (wl-thread-entity-get-opened entity)
1654                     ;; opened...mark line.
1655                     ;; Crossposts are not processed
1656                     (wl-summary-mark-as-important)
1657                   ;; closed
1658                   (wl-summary-mark-as-important) ; mark itself.
1659                   (setq children
1660                         (delq number (wl-thread-get-children-msgs number)))
1661                   (while children
1662                     (wl-thread-msg-mark-as-important (car children))
1663                     (setq children (cdr children))))
1664                 (forward-line 1))))
1665         (while (not (eobp))
1666           (wl-summary-mark-as-important)
1667           (forward-line 1)))))
1668   (wl-summary-count-unread)
1669   (wl-summary-update-modeline))
1670
1671 (defun wl-summary-mark-as-read-all ()
1672   (interactive)
1673   (if (or (not (interactive-p))
1674           (y-or-n-p "Mark all messages as read? "))
1675       (let* ((folder wl-summary-buffer-elmo-folder)
1676              (cur-buf (current-buffer))
1677              (msgdb (wl-summary-buffer-msgdb))
1678              (inhibit-read-only t)
1679              (buffer-read-only nil)
1680              (case-fold-search nil)
1681              msg mark)
1682         (message "Setting all msgs as read...")
1683         (elmo-folder-mark-as-read folder
1684                                   (elmo-folder-list-unreads
1685                                    folder
1686                                    (list wl-summary-unread-cached-mark
1687                                          wl-summary-unread-uncached-mark
1688                                          wl-summary-new-mark)))
1689         (save-excursion
1690           (goto-char (point-min))
1691           (while (not (eobp))
1692             (setq msg (wl-summary-message-number))
1693             (setq mark (wl-summary-persistent-mark))
1694             (when (and (not (string= mark " "))
1695                        (not (string= mark wl-summary-important-mark))
1696                        (not (string= mark wl-summary-read-uncached-mark)))
1697               (delete-backward-char 1)
1698               (if (or (not (elmo-message-use-cache-p folder msg))
1699                       (string= mark wl-summary-unread-cached-mark))
1700                   (progn
1701                     (insert " ")
1702                     (elmo-msgdb-set-mark msgdb msg nil))
1703                 ;; New mark and unread-uncached mark
1704                 (insert wl-summary-read-uncached-mark)
1705                 (elmo-msgdb-set-mark
1706                  msgdb msg wl-summary-read-uncached-mark))
1707               (if wl-summary-highlight
1708                   (wl-highlight-summary-current-line nil nil t)))
1709             (forward-line 1)))
1710         (elmo-folder-replace-marks
1711          folder
1712          (list (cons wl-summary-unread-cached-mark
1713                      nil)
1714                (cons wl-summary-unread-uncached-mark
1715                      wl-summary-read-uncached-mark)
1716                (cons wl-summary-new-mark
1717                      wl-summary-read-uncached-mark)))
1718         (wl-summary-set-mark-modified)
1719         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1720         (setq wl-summary-buffer-unread-count 0)
1721         (setq wl-summary-buffer-new-count    0)
1722         (wl-summary-update-modeline)
1723         (message "Setting all msgs as read...done")
1724         (set-buffer-modified-p nil))))
1725
1726 (defun wl-summary-delete-cache ()
1727   "Delete cache of current message."
1728   (interactive)
1729   (save-excursion
1730     (let* ((inhibit-read-only t)
1731            (buffer-read-only nil)
1732            (folder wl-summary-buffer-elmo-folder)
1733            (msgdb (wl-summary-buffer-msgdb))
1734            (number-alist (elmo-msgdb-get-number-alist msgdb))
1735            (case-fold-search nil)
1736            mark number unread new-mark)
1737       (setq mark (wl-summary-persistent-mark))
1738       (cond
1739        ((or (string= mark wl-summary-new-mark)
1740             (string= mark wl-summary-unread-uncached-mark)
1741             (string= mark wl-summary-important-mark))
1742         ;; noop
1743         )
1744        ((string= mark wl-summary-unread-cached-mark)
1745         (setq new-mark wl-summary-unread-uncached-mark))
1746        (t
1747         (setq new-mark wl-summary-read-uncached-mark)))
1748       (when new-mark
1749         (setq number (wl-summary-message-number))
1750         (delete-backward-char 1)
1751         (insert new-mark)
1752         (elmo-file-cache-delete
1753          (elmo-file-cache-get-path
1754           (elmo-message-field wl-summary-buffer-elmo-folder
1755                               number
1756                               'message-id)))
1757         (elmo-msgdb-set-mark msgdb number new-mark)
1758         (wl-summary-set-mark-modified)
1759         (if wl-summary-highlight
1760             (wl-highlight-summary-current-line nil nil t))
1761         (set-buffer-modified-p nil)))))
1762
1763 (defun wl-summary-resume-cache-status ()
1764   "Resume the cache status of all messages in the current folder."
1765   (interactive)
1766   (let* ((folder wl-summary-buffer-elmo-folder)
1767          (cur-buf (current-buffer))
1768          (msgdb (wl-summary-buffer-msgdb))
1769          (number-alist (elmo-msgdb-get-number-alist msgdb))
1770          (inhibit-read-only t)
1771          (buffer-read-only nil)
1772          (case-fold-search nil)
1773          msg mark msgid set-mark)
1774     (message "Resuming cache status...")
1775     (save-excursion
1776       (goto-char (point-min))
1777       (while (not (eobp))
1778         (setq msg (wl-summary-message-number))
1779         (setq mark (wl-summary-persistent-mark))
1780         (setq msgid (elmo-msgdb-get-field msgdb msg 'message-id))
1781         (setq set-mark nil)
1782         (if (elmo-file-cache-exists-p msgid)
1783             (if (or
1784                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1785                  (string= mark wl-summary-new-mark)             ; N -> !
1786                  )
1787                 (setq set-mark wl-summary-unread-cached-mark)
1788               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1789                   (setq set-mark " ")))
1790           (if (string= mark " ")
1791               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1792             (if (string= mark wl-summary-unread-cached-mark)
1793                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1794               )))
1795         (when set-mark
1796           (delete-backward-char 1)
1797           (insert set-mark)
1798           (elmo-msgdb-set-mark msgdb msg
1799                                (if (string= set-mark " ") nil set-mark))
1800           (if wl-summary-highlight
1801               (wl-highlight-summary-current-line)))
1802         (forward-line 1))
1803       (wl-summary-set-mark-modified)
1804       (wl-summary-count-unread)
1805       (wl-summary-update-modeline)
1806       (message "Resuming cache status...done")
1807       (set-buffer-modified-p nil))))
1808
1809 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1810   (interactive)
1811   (save-excursion
1812     (let ((inhibit-read-only t)
1813           (buffer-read-only nil)
1814           (msgs2 msgs)
1815           (len (length msgs))
1816           (i 0)
1817           update-list)
1818       (elmo-kill-buffer wl-summary-search-buf-name)
1819       (while msgs
1820         (if (eq wl-summary-buffer-view 'thread)
1821             (progn
1822               ;; don't use wl-append(nconc), because list is broken. ...why?
1823               (setq update-list
1824                     (append update-list
1825                             (wl-thread-delete-message (car msgs))))
1826               (setq update-list (delq (car msgs) update-list)))
1827           (goto-char (point-min))
1828           (if (wl-summary-jump-to-msg (car msgs))
1829               (progn
1830                 (delete-region (point-at-bol) (point-at-eol))
1831                 (delete-char 1) ; delete '\n'
1832                 (setq wl-summary-buffer-number-list
1833                       (delq (car msgs) wl-summary-buffer-number-list)))))
1834         (when (and deleting-info
1835                    (> len elmo-display-progress-threshold))
1836           (setq i (1+ i))
1837           (if (or (zerop (% i 5)) (= i len))
1838               (elmo-display-progress
1839                'wl-summary-delete-messages-on-buffer deleting-info
1840                (/ (* i 100) len))))
1841         (setq msgs (cdr msgs)))
1842       (when (eq wl-summary-buffer-view 'thread)
1843         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1844                                     (unless deleting-info 'no-msg))
1845         (wl-thread-cleanup-symbols msgs2))
1846       (wl-summary-count-unread)
1847       (wl-summary-update-modeline)
1848       (wl-folder-update-unread
1849        (wl-summary-buffer-folder-name)
1850        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1851
1852 (defun wl-summary-replace-status-marks (before after)
1853   "Replace the status marks on buffer."
1854   (interactive)
1855   (save-excursion
1856     (goto-char (point-min))
1857     (let ((inhibit-read-only t)
1858           (buffer-read-only nil))
1859       (while (not (eobp))
1860         (when (string= (wl-summary-persistent-mark) before)
1861           (delete-backward-char 1)
1862           (insert after)
1863           (if wl-summary-highlight
1864               (wl-highlight-summary-current-line)))
1865         (forward-line 1)))))
1866
1867 (defun wl-summary-get-delete-folder (folder)
1868   (if (string= folder wl-trash-folder)
1869       'null
1870     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1871                      'trash)))
1872       (cond ((stringp type)
1873              type)
1874             ((or (equal type 'remove) (equal type 'null))
1875              'null)
1876             (t;; (equal type 'trash)
1877              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1878                (unless (elmo-folder-exists-p trash-folder)
1879                  (if (y-or-n-p
1880                       (format "Trash Folder %s does not exist, create it? "
1881                               wl-trash-folder))
1882                      (elmo-folder-create trash-folder)
1883                    (error "Trash Folder is not created"))))
1884                wl-trash-folder)))))
1885
1886 (defun wl-summary-get-append-message-func ()
1887   (if (eq wl-summary-buffer-view 'thread)
1888       'wl-summary-insert-thread-entity
1889     'wl-summary-insert-sequential))
1890
1891 (defun wl-summary-sort ()
1892   (interactive)
1893   (wl-summary-rescan
1894    (completing-read
1895     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1896     (mapcar (lambda (spec)
1897               (list (symbol-name spec)))
1898             wl-summary-sort-specs)
1899     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1900
1901 (defun wl-summary-sync-marks ()
1902   "Update marks in summary."
1903   (interactive)
1904   (let ((last-progress 0)
1905         (i 0)
1906         unread-marks importants unreads
1907         importants-in-db unreads-in-db diff diffs
1908         mes progress)
1909     ;; synchronize marks.
1910     (when (not (eq (elmo-folder-type-internal
1911                     wl-summary-buffer-elmo-folder)
1912                    'internal))
1913       (message "Updating marks...")
1914       (setq unread-marks (list wl-summary-unread-cached-mark
1915                                wl-summary-unread-uncached-mark
1916                                wl-summary-new-mark)
1917             importants-in-db (elmo-folder-list-messages-mark-match
1918                               wl-summary-buffer-elmo-folder
1919                               (regexp-quote wl-summary-important-mark))
1920             unreads-in-db (elmo-folder-list-messages-mark-match
1921                            wl-summary-buffer-elmo-folder
1922                            (wl-regexp-opt unread-marks))
1923             importants (elmo-folder-list-importants
1924                         wl-summary-buffer-elmo-folder
1925                         wl-summary-important-mark)
1926             unreads (elmo-folder-list-unreads
1927                      wl-summary-buffer-elmo-folder
1928                      unread-marks))
1929       (setq diff (elmo-list-diff importants importants-in-db))
1930       (setq diffs (cadr diff)) ; important-deletes
1931       (setq mes (format "Updated (-%d" (length diffs)))
1932       (while diffs
1933         (wl-summary-mark-as-important (car diffs)
1934                                       wl-summary-important-mark
1935                                       'no-server)
1936         (setq diffs (cdr diffs)))
1937       (setq diffs (car diff)) ; important-appends
1938       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1939       (while diffs
1940         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1941         (setq diffs (cdr diffs)))
1942       (setq diff (elmo-list-diff unreads unreads-in-db))
1943       (setq diffs (cadr diff))
1944       (setq mes (concat mes (format "(-%d" (length diffs))))
1945       (while diffs
1946         (wl-summary-mark-as-read (car diffs) 'no-folder)
1947         (setq diffs (cdr diffs)))
1948       (setq diffs (car diff)) ; unread-appends
1949       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1950       (while diffs
1951         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
1952         (setq diffs (cdr diffs)))
1953       (if (interactive-p) (message mes)))))
1954
1955 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1956   "Update the summary view to the newest folder status."
1957   (interactive)
1958   (let* ((folder wl-summary-buffer-elmo-folder)
1959          (case-fold-search nil)
1960          (elmo-mime-charset wl-summary-buffer-mime-charset)
1961          (inhibit-read-only t)
1962          (buffer-read-only nil)
1963          gc-message
1964          overview number-alist
1965          curp num i new-msgdb
1966          append-list delete-list crossed
1967          update-thread update-top-list
1968          expunged mes sync-result entity)
1969     (unwind-protect
1970         (progn
1971           (unless wl-summary-buffer-elmo-folder
1972             (error "(Internal error) Folder is not set:%s" (buffer-name
1973                                                             (current-buffer))))
1974           (fset 'wl-summary-append-message-func-internal
1975                 (wl-summary-get-append-message-func))
1976           ;; Flush pending append operations (disconnected operation).
1977           ;;(setq seen-list
1978           ;;(wl-summary-flush-pending-append-operations seen-list))
1979           (goto-char (point-max))
1980           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1981           (setq sync-result (elmo-folder-synchronize
1982                              folder
1983                              wl-summary-new-mark
1984                              wl-summary-unread-uncached-mark
1985                              wl-summary-unread-cached-mark
1986                              wl-summary-read-uncached-mark
1987                              wl-summary-important-mark
1988                              sync-all no-check))
1989           (setq new-msgdb (nth 0 sync-result))
1990           (setq delete-list (nth 1 sync-result))
1991           (setq crossed (nth 2 sync-result))
1992           (if sync-result
1993               (progn
1994                 ;; Setup sync-all
1995                 (if sync-all (wl-summary-sync-all-init))
1996 ;    (if (and has-nntp
1997 ;            (elmo-nntp-max-number-precedes-list-active-p))
1998         ;; XXX this does not work correctly in rare case.
1999 ;       (setq delete-list
2000 ;             (wl-summary-delete-canceled-msgs-from-list
2001 ;              delete-list
2002 ;              (wl-summary-buffer-msgdb))))
2003                 (when delete-list
2004                   (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
2005                   (message "Deleting...done"))
2006                 (when new-msgdb
2007                   (wl-summary-replace-status-marks
2008                    wl-summary-new-mark
2009                    wl-summary-unread-uncached-mark))
2010                 (setq append-list (elmo-msgdb-get-overview new-msgdb))
2011                 (setq curp append-list)
2012                 (setq num (length curp))
2013                 (when append-list
2014                   (setq i 0)
2015
2016                   ;; set these value for append-message-func
2017                   (setq overview (elmo-msgdb-get-overview
2018                                   (elmo-folder-msgdb folder)))
2019                   (setq number-alist (elmo-msgdb-get-number-alist
2020                                       (elmo-folder-msgdb folder)))
2021
2022                   (setq wl-summary-delayed-update nil)
2023                   (elmo-kill-buffer wl-summary-search-buf-name)
2024                   (while curp
2025                     (setq entity (car curp))
2026                     (when (setq update-thread
2027                                 (wl-summary-append-message-func-internal
2028                                  entity (elmo-folder-msgdb folder)
2029                                  (not sync-all)))
2030                       (wl-append update-top-list update-thread))
2031                     (if elmo-use-database
2032                         (elmo-database-msgid-put
2033                          (car entity) (elmo-folder-name-internal folder)
2034                          (elmo-msgdb-overview-entity-get-number entity)))
2035                     (setq curp (cdr curp))
2036                     (when (> num elmo-display-progress-threshold)
2037                       (setq i (+ i 1))
2038                       (if (or (zerop (% i 5)) (= i num))
2039                           (elmo-display-progress
2040                            'wl-summary-sync-update "Updating thread..."
2041                            (/ (* i 100) num)))))
2042                   (when wl-summary-delayed-update
2043                     (while wl-summary-delayed-update
2044                       (message "Parent (%d) of message %d is no entity"
2045                                (caar wl-summary-delayed-update)
2046                                (elmo-msgdb-overview-entity-get-number
2047                                 (cdar wl-summary-delayed-update)))
2048                       (when (setq update-thread
2049                                   (wl-summary-append-message-func-internal
2050                                    (cdar wl-summary-delayed-update)
2051                                    (elmo-folder-msgdb folder)
2052                                    (not sync-all) t))
2053                         (wl-append update-top-list update-thread))
2054                       (setq wl-summary-delayed-update
2055                             (cdr wl-summary-delayed-update))))
2056                   (when (and (eq wl-summary-buffer-view 'thread)
2057                              update-top-list)
2058                     (wl-thread-update-indent-string-thread
2059                      (elmo-uniq-list update-top-list)))
2060                   (message "Updating thread...done"))
2061                 (unless (eq wl-summary-buffer-view 'thread)
2062                   (wl-summary-make-number-list))
2063                 (wl-summary-set-message-modified)
2064                 (wl-summary-set-mark-modified)
2065                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2066                   (elmo-kill-buffer wl-summary-search-buf-name)
2067                   (message "Inserting thread...")
2068                   (wl-thread-insert-top)
2069                   (message "Inserting thread...done"))
2070                 (if elmo-use-database
2071                     (elmo-database-close))
2072                 (run-hooks 'wl-summary-sync-updated-hook)
2073                 (setq mes
2074                       (if (and (eq (length delete-list) 0)
2075                                (eq num 0))
2076                           (format
2077                            "No updates for \"%s\"" (elmo-folder-name-internal
2078                                                     folder))
2079                         (format "Updated (-%d/+%d) message(s)"
2080                                 (length delete-list) num))))
2081             (setq mes "Quit updating.")))
2082       ;; synchronize marks.
2083       (if (and wl-summary-auto-sync-marks sync-result)
2084           (wl-summary-sync-marks))
2085       ;; scoring
2086       (when wl-use-scoring
2087         (setq wl-summary-scored nil)
2088         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2089                                   (and sync-all
2090                                        (wl-summary-rescore-msgs number-alist))
2091                                   sync-all)
2092         (when (and wl-summary-scored
2093                    (setq expunged (wl-summary-score-update-all-lines)))
2094           (setq mes (concat mes
2095                             (format " (%d expunged)"
2096                                     (length expunged))))))
2097       (if (and crossed (> crossed 0))
2098           (setq mes
2099                 (if mes
2100                     (concat mes
2101                             (format " (%d crosspost)" crossed))
2102                   (format "%d crosspost message(s)" crossed)))
2103         (and mes (setq mes (concat mes "."))))
2104       ;; Update Folder mode
2105       (wl-folder-set-folder-updated
2106        (elmo-folder-name-internal folder)
2107        (list 0
2108              (let ((pair (wl-summary-count-unread)))
2109                (+ (car pair) (cdr pair)))
2110              (elmo-folder-messages folder)))
2111       (wl-summary-update-modeline)
2112       ;;
2113       (unless unset-cursor
2114         (goto-char (point-min))
2115         (if (not (wl-summary-cursor-down t))
2116             (progn
2117               (goto-char (point-max))
2118               (forward-line -1))
2119           (if (and wl-summary-highlight
2120                    (not (get-text-property (point) 'face)))
2121               (save-excursion
2122                 (forward-line (- 0
2123                                  (or
2124                                   wl-summary-partial-highlight-above-lines
2125                                   wl-summary-highlight-partial-threshold)))
2126                 (wl-highlight-summary (point) (point-max))))))
2127       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2128       (wl-delete-all-overlays)
2129       (set-buffer-modified-p nil)
2130       (if mes (message "%s" mes)))))
2131
2132 (defun wl-summary-set-score-mark (mark)
2133   (save-excursion
2134     (beginning-of-line)
2135     (let ((inhibit-read-only t)
2136           (buffer-read-only nil)
2137           msg-num
2138           cur-mark)
2139       (setq msg-num (wl-summary-message-number))
2140       (setq cur-mark (wl-summary-temp-mark))
2141       (when (member cur-mark (list " "
2142                                    wl-summary-score-below-mark
2143                                    wl-summary-score-over-mark))
2144         (delete-backward-char 1)
2145         (insert mark)
2146         (if wl-summary-highlight
2147             (wl-highlight-summary-current-line nil nil t))
2148         (set-buffer-modified-p nil)))))
2149
2150 (defun wl-summary-get-score-mark (msg-num)
2151   (let ((score (cdr (assq msg-num wl-summary-scored))))
2152     (if score
2153         (cond ((< score wl-summary-default-score)
2154                "-")
2155               ((> score wl-summary-default-score)
2156                "+")))))
2157
2158 (defun wl-summary-update-modeline ()
2159   (setq wl-summary-buffer-mode-line
2160         (funcall wl-summary-buffer-mode-line-formatter)))
2161
2162 (defun wl-summary-jump-to-msg (&optional number)
2163   (interactive)
2164   (let ((num (or number
2165                  (string-to-int
2166                   (read-from-minibuffer "Jump to Message(No.): ")))))
2167     (setq num (int-to-string num))
2168     (beginning-of-line)
2169     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2170                  (progn (backward-char 1) t))
2171             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2172         (progn (beginning-of-line) t)
2173       nil)))
2174
2175 (defun wl-summary-highlight-msgs (msgs)
2176   (save-excursion
2177     (let ((len (length msgs))
2178           i)
2179       (message "Hilighting...")
2180       (setq i 0)
2181       (while msgs
2182         (if (wl-summary-jump-to-msg (car msgs))
2183             (wl-highlight-summary-current-line))
2184         (setq msgs (cdr msgs))
2185         (when (> len elmo-display-progress-threshold)
2186           (setq i (+ i 1))
2187           (if (or (zerop (% i 5)) (= i len))
2188               (elmo-display-progress
2189                'wl-summary-highlight-msgs "Highlighting..."
2190                (/ (* i 100) len)))))
2191       (message "Highlighting...done"))))
2192
2193 (defun wl-summary-message-number ()
2194   (save-excursion
2195     (beginning-of-line)
2196     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2197             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2198         (string-to-int (wl-match-buffer 1))
2199       nil)))
2200
2201 (defun wl-summary-delete-all-msgs ()
2202   (interactive)
2203   (let ((cur-buf (current-buffer))
2204         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2205     (set-buffer cur-buf)
2206     (if (null dels)
2207         (message "No message to delete.")
2208       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2209                             (wl-summary-buffer-folder-name)
2210                             (length dels)))
2211           (progn
2212             (message "Deleting...")
2213             (elmo-folder-delete-messages
2214              wl-summary-buffer-elmo-folder dels)
2215             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2216                                     dels)
2217 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2218             (wl-summary-set-message-modified)
2219             (wl-summary-set-mark-modified)
2220             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2221                                           (list 0 0 0))
2222 ;;; for thread.
2223 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2224             (setq wl-summary-buffer-unread-count 0)
2225             (setq wl-summary-buffer-new-count    0)
2226             (wl-summary-update-modeline)
2227             (set-buffer cur-buf)
2228             (let ((inhibit-read-only t)
2229                   (buffer-read-only nil))
2230               (erase-buffer))
2231 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2232             (message "Deleting...done")
2233             t)
2234         nil))))
2235
2236 (defun wl-summary-toggle-thread (&optional arg)
2237   "Toggle thread status (T)hread and (S)equential.
2238 If ARG, without confirm."
2239   (interactive "P")
2240   (when (or arg
2241             (y-or-n-p (format "Toggle threading? (y=%s): "
2242                               (if (eq wl-summary-buffer-view 'thread)
2243                                   "\"off\"" "\"on\""))))
2244     (if (eq wl-summary-buffer-view 'thread)
2245         (setq wl-summary-buffer-view 'sequence)
2246       (setq wl-summary-buffer-view 'thread))
2247     (wl-summary-update-modeline)
2248     (force-mode-line-update)
2249     (wl-summary-rescan)))
2250
2251 (defun wl-summary-load-file-object (filename)
2252   "Load lisp object from dir."
2253   (save-excursion
2254     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2255           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2256           insert-file-contents-post-hook
2257           ret-val)
2258       (if (not (file-readable-p filename))
2259           ()
2260         (set-buffer tmp-buffer)
2261         (as-binary-input-file (insert-file-contents filename))
2262         (setq ret-val
2263               (condition-case nil
2264                   (read (current-buffer))
2265                 (error (error "Reading failed")))))
2266       (kill-buffer tmp-buffer)
2267       ret-val)))
2268
2269 (defun wl-summary-goto-folder (&optional arg)
2270   (interactive "P")
2271   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2272
2273 (defun wl-summary-goto-folder-sticky ()
2274   (interactive)
2275   (wl-summary-goto-folder-subr nil nil nil t t))
2276
2277 (defun wl-summary-goto-last-visited-folder ()
2278   (interactive)
2279   (let ((entity
2280          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2281                                           wl-folder-entity
2282                                           'folder)))
2283     (if entity (wl-folder-set-current-entity-id
2284                 (wl-folder-get-entity-id entity))))
2285   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2286
2287 (defun wl-summary-sticky-p (&optional folder)
2288   (if folder
2289       (get-buffer (wl-summary-sticky-buffer-name
2290                    (elmo-folder-name-internal folder)))
2291     (not (string= wl-summary-buffer-name (buffer-name)))))
2292
2293 (defun wl-summary-always-sticky-folder-p (folder)
2294   (or (eq t wl-summary-always-sticky-folder-list)
2295       (wl-string-match-member
2296        (elmo-folder-name-internal folder)
2297        wl-summary-always-sticky-folder-list)))
2298
2299 (defun wl-summary-stick (&optional force)
2300   "Make current summary buffer sticky."
2301   (interactive "P")
2302   (if (wl-summary-sticky-p)
2303       (message "Current summary buffer is already sticky.")
2304     (when (or force (y-or-n-p "Stick current summary buffer? "))
2305       (wl-summary-toggle-disp-msg 'off)
2306       (wl-summary-switch-to-clone-buffer
2307        (wl-summary-sticky-buffer-name
2308         (wl-summary-buffer-folder-name)))
2309 ;;; ???hang up
2310 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2311 ;;;                   (wl-summary-buffer-folder-name))))
2312       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2313
2314 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2315   (let ((cur-buf (current-buffer))
2316         (msg (wl-summary-message-number))
2317         (buf (get-buffer-create buffer-name))
2318         (folder wl-summary-buffer-elmo-folder)
2319         (copy-variables
2320          (append '(wl-summary-buffer-view
2321                    wl-summary-buffer-refile-list
2322                    wl-summary-buffer-delete-list
2323                    wl-summary-buffer-copy-list
2324                    wl-summary-buffer-target-mark-list
2325                    wl-summary-buffer-elmo-folder
2326                    wl-summary-buffer-number-column
2327                    wl-summary-buffer-temp-mark-column
2328                    wl-summary-buffer-persistent-mark-column
2329                    wl-summary-buffer-message-modified
2330                    wl-summary-buffer-mark-modified
2331                    wl-summary-buffer-thread-modified
2332                    wl-summary-buffer-number-list
2333                    wl-summary-buffer-msgdb
2334                    wl-summary-buffer-folder-name
2335                    wl-summary-buffer-line-formatter)
2336                  (and (eq wl-summary-buffer-view 'thread)
2337                       '(wl-thread-entity-hashtb
2338                         wl-thread-entities
2339                         wl-thread-entity-list))
2340                  (and wl-use-scoring
2341                       '(wl-summary-scored
2342                         wl-summary-default-score
2343                         wl-summary-important-above
2344                         wl-summary-target-above
2345                         wl-summary-mark-below
2346                         wl-summary-expunge-below))
2347                  (and (featurep 'wl-score)
2348                       '(wl-current-score-file
2349                         wl-score-alist)))))
2350     (set-buffer buf)
2351     (wl-summary-mode)
2352     (wl-summary-buffer-set-folder folder)
2353     (let ((buffer-read-only nil))
2354       (insert-buffer cur-buf))
2355     (set-buffer-modified-p nil)
2356     (while copy-variables
2357       (set (car copy-variables)
2358            (save-excursion
2359              (set-buffer cur-buf)
2360              (symbol-value (car copy-variables))))
2361       (setq copy-variables (cdr copy-variables)))
2362     (switch-to-buffer buf)
2363     (kill-buffer cur-buf)
2364     (wl-summary-count-unread)
2365     (wl-summary-update-modeline)
2366     (if msg
2367         (if (eq wl-summary-buffer-view 'thread)
2368             (wl-thread-jump-to-msg msg)
2369           (wl-summary-jump-to-msg msg))
2370       (goto-char (point-max))
2371       (beginning-of-line))))
2372
2373 (defun wl-summary-get-buffer (folder)
2374   (or (and folder
2375            (get-buffer (wl-summary-sticky-buffer-name folder)))
2376       (get-buffer wl-summary-buffer-name)))
2377
2378 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2379   (if force-sticky
2380       (get-buffer-create
2381        (wl-summary-sticky-buffer-name name))
2382     (or (get-buffer (wl-summary-sticky-buffer-name name))
2383         (get-buffer-create wl-summary-buffer-name))))
2384
2385 (defun wl-summary-make-number-list ()
2386   (setq wl-summary-buffer-number-list
2387         (mapcar
2388          (lambda (x) (elmo-msgdb-overview-entity-get-number x))
2389          (elmo-msgdb-get-overview (wl-summary-buffer-msgdb)))))
2390
2391 (defun wl-summary-auto-select-msg-p (unread-msg)
2392   (and unread-msg
2393        (not (string=
2394              (elmo-msgdb-get-mark
2395               (wl-summary-buffer-msgdb)
2396               unread-msg)
2397              wl-summary-important-mark))))
2398
2399 (defsubst wl-summary-open-folder (folder)
2400   ;; Select folder
2401   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2402     (unwind-protect
2403         (elmo-folder-open folder 'load-msgdb)
2404       ;; For compatibility
2405       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2406       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2407                                            folder)))))
2408
2409 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2410                                               sticky interactive scoring
2411                                               force-exit)
2412   "Display target folder on summary."
2413   (interactive)
2414   (let* ((keep-cursor (memq this-command
2415                             wl-summary-keep-cursor-command))
2416          (name (or name (wl-summary-read-folder wl-default-folder)))
2417          (cur-fld wl-summary-buffer-elmo-folder)
2418          folder buf mes hilit reuse-buf
2419          retval entity)
2420     (if (string= name "")
2421         (setq name wl-default-folder))
2422     (setq folder (wl-folder-get-elmo-folder name))
2423     (when (and (not (string=
2424                      (and cur-fld (elmo-folder-name-internal cur-fld))
2425                      (elmo-folder-name-internal folder))) ; folder is moved.
2426                (eq major-mode 'wl-summary-mode)) ; called in summary.
2427       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2428       (run-hooks 'wl-summary-exit-pre-hook)
2429       (if (or force-exit (not (wl-summary-sticky-p)))
2430           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2431       (wl-summary-save-view)
2432       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2433       (if (and (wl-summary-sticky-p) force-exit)
2434           (kill-buffer (current-buffer))))
2435     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2436                                             sticky))
2437     (setq reuse-buf
2438           (save-excursion
2439             (set-buffer buf)
2440             (string= (elmo-folder-name-internal folder)
2441                      (wl-summary-buffer-folder-name))))
2442     (unwind-protect
2443         (if reuse-buf
2444             (if interactive
2445                 (switch-to-buffer buf)
2446               (set-buffer buf))
2447           (if other-window
2448               (delete-other-windows))
2449           (set-buffer buf)
2450           (unless (eq major-mode 'wl-summary-mode)
2451             (wl-summary-mode))
2452           (wl-summary-buffer-set-folder folder)
2453           (setq wl-summary-buffer-disp-msg nil)
2454           (setq wl-summary-buffer-last-displayed-msg nil)
2455           (setq wl-summary-buffer-current-msg nil)
2456           (let ((case-fold-search nil)
2457                 (inhibit-read-only t)
2458                 (buffer-read-only nil))
2459             (erase-buffer)
2460             ;; Resume summary view
2461             (if wl-summary-cache-use
2462                 (let* ((dir (elmo-folder-msgdb-path folder))
2463                        (cache (expand-file-name wl-summary-cache-file dir))
2464                        (view (expand-file-name wl-summary-view-file dir)))
2465                   (when (file-exists-p cache)
2466                     (insert-file-contents-as-binary cache)
2467                     (elmo-set-buffer-multibyte
2468                      default-enable-multibyte-characters)
2469                     (decode-mime-charset-region
2470                      (point-min)(point-max)
2471                      wl-summary-buffer-mime-charset 'LF))
2472                   (if (file-exists-p view)
2473                       (setq wl-summary-buffer-view
2474                             (wl-summary-load-file-object view))
2475                     (setq wl-summary-buffer-view
2476                           (or (wl-get-assoc-list-value
2477                                wl-summary-default-view-alist
2478                                (elmo-folder-name-internal folder))
2479                               wl-summary-default-view)))
2480                   (wl-thread-resume-entity folder)
2481                   (wl-summary-open-folder folder))
2482               (setq wl-summary-buffer-view
2483                     (wl-summary-load-file-object
2484                      (expand-file-name wl-summary-view-file
2485                                        (elmo-folder-msgdb-path folder))))
2486               (wl-summary-open-folder folder)
2487               (wl-summary-rescan))
2488             (wl-summary-count-unread)
2489             (wl-summary-update-modeline)))
2490       (unless (eq wl-summary-buffer-view 'thread)
2491         (wl-summary-make-number-list))
2492       (when (and wl-summary-cache-use
2493                  (or (and wl-summary-check-line-format
2494                           (wl-summary-line-format-changed-p))
2495                      (wl-summary-view-old-p)))
2496         (wl-summary-rescan))
2497       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2498       (unless (and reuse-buf keep-cursor)
2499         ;(setq hilit wl-summary-highlight)
2500         (unwind-protect
2501             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2502                   (wl-use-scoring
2503                    (if (or scoring interactive) wl-use-scoring)))
2504               (if (and (not scan-type)
2505                        interactive
2506                        (not wl-ask-range))
2507                   (setq scan-type (wl-summary-get-sync-range folder)))
2508               (cond
2509                ((eq scan-type nil)
2510                 (wl-summary-sync 'unset-cursor))
2511                ((eq scan-type 'all)
2512                 (wl-summary-sync 'unset-cursor "all"))
2513                ((eq scan-type 'no-sync))
2514                ((or (eq scan-type 'force-update)
2515                     (eq scan-type 'update))
2516                 (setq mes (wl-summary-sync-force-update
2517                            'unset-cursor 'no-check)))))
2518           (if interactive
2519               (switch-to-buffer buf)
2520             (set-buffer buf))
2521           ;; stick always-sticky-folder
2522           (when (wl-summary-always-sticky-folder-p folder)
2523             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2524           (run-hooks 'wl-summary-prepared-pre-hook)
2525           (set-buffer-modified-p nil)
2526           (goto-char (point-min))
2527           (if (wl-summary-cursor-down t)
2528               (let ((unreadp (wl-summary-next-message
2529                               (wl-summary-message-number)
2530                               'down t)))
2531                 (cond ((and wl-auto-select-first
2532                             (wl-summary-auto-select-msg-p unreadp))
2533                        ;; wl-auto-select-first is non-nil and
2534                        ;; unreadp is non-nil but not important
2535                        (setq retval 'disp-msg))
2536                       ((and wl-auto-prefetch-first
2537                             (wl-summary-auto-select-msg-p unreadp))
2538                        ;; wl-auto-select-first is non-nil and
2539                        ;; unreadp is non-nil but not important
2540                        (setq retval 'prefetch-msg))
2541                       ((not (wl-summary-auto-select-msg-p unreadp))
2542                        ;; unreadp is nil or important
2543                        (setq retval 'more-next))))
2544             (goto-char (point-max))
2545             (if (elmo-folder-plugged-p folder)
2546                 (forward-line -1)
2547               (wl-summary-prev))
2548             (setq retval 'more-next))
2549           ;(setq wl-summary-highlight hilit)
2550           (if (and wl-summary-highlight
2551                    (not wl-summary-lazy-highlight)
2552                    (not reuse-buf))
2553               (if (and wl-summary-highlight-partial-threshold
2554                        (> (count-lines (point-min) (point-max))
2555                           wl-summary-highlight-partial-threshold))
2556                   (save-excursion
2557                     (forward-line (-
2558                                    0
2559                                    (or
2560                                     wl-summary-partial-highlight-above-lines
2561                                     wl-summary-highlight-partial-threshold)))
2562                     (wl-highlight-summary (point) (point-max)))
2563                 (wl-highlight-summary (point-min) (point-max))))
2564           (if (eq retval 'disp-msg)
2565               (wl-summary-redisplay))
2566           (if (eq retval 'prefetch-msg)
2567               (wl-message-buffer-prefetch
2568                folder
2569                (wl-summary-message-number)
2570                wl-message-buffer-prefetch-depth
2571                (current-buffer)
2572                wl-summary-buffer-mime-charset))
2573           (if mes (message "%s" mes))
2574           (if (and interactive wl-summary-recenter)
2575               (recenter (/ (- (window-height) 2) 2))))))
2576     ;; set current entity-id
2577     (if (and (not folder)
2578              (setq entity
2579                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2580                                                      folder)
2581                                                     wl-folder-entity
2582                                                     'folder)))
2583         ;; entity-id is unknown.
2584         (wl-folder-set-current-entity-id
2585          (wl-folder-get-entity-id entity)))
2586     (when (and wl-summary-lazy-highlight
2587                wl-on-xemacs)
2588       (sit-for 0))
2589     (unwind-protect
2590         (run-hooks 'wl-summary-prepared-hook)
2591       (set-buffer-modified-p nil))
2592     retval))
2593
2594 (defun wl-summary-goto-previous-message-beginning ()
2595   (end-of-line)
2596   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2597   (beginning-of-line))
2598
2599 (defun wl-summary-goto-top-of-current-thread ()
2600   (wl-summary-jump-to-msg
2601    (wl-thread-entity-get-number
2602     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2603                                       (wl-summary-message-number))))))
2604
2605 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2606   (interactive)
2607   (let ((depth (or depth
2608                    (wl-thread-get-depth-of-current-line))))
2609     (forward-line 1)
2610     (while (and (not (eobp))
2611                 (>= (wl-thread-get-depth-of-current-line)
2612                     depth))
2613       (forward-line 1))
2614     (beginning-of-line)))
2615
2616 (defun wl-summary-insert-line (line)
2617   "Insert LINE in the Summary."
2618   (if wl-use-highlight-mouse-line
2619       ;; remove 'mouse-face of current line.
2620       (put-text-property
2621        (save-excursion (beginning-of-line)(point))
2622        (save-excursion (end-of-line)(point))
2623        'mouse-face nil))
2624   (insert line "\n")
2625   (if wl-use-highlight-mouse-line
2626       ;; remove 'mouse-face of current line.
2627       (put-text-property
2628        (save-excursion (beginning-of-line)(point))
2629        (save-excursion (end-of-line)(point))
2630        'mouse-face nil))
2631   (ignore-errors
2632     (run-hooks 'wl-summary-line-inserted-hook)))
2633
2634 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2635   (let ((inhibit-read-only t)
2636         buffer-read-only)
2637     (goto-char (point-max))
2638     (wl-summary-insert-line
2639      (wl-summary-create-line entity nil nil
2640                              (elmo-msgdb-get-mark
2641                               msgdb
2642                               (elmo-msgdb-overview-entity-get-number
2643                                entity))))))
2644
2645 (defun wl-summary-default-subject-filter (subject)
2646   (let ((case-fold-search t))
2647     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2648     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2649     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2650
2651 (defun wl-summary-subject-equal (subject1 subject2)
2652   (string= (funcall wl-summary-subject-filter-function subject1)
2653            (funcall wl-summary-subject-filter-function subject2)))
2654
2655 (defmacro wl-summary-put-alike (alike)
2656   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2657                         (, alike)
2658                         wl-summary-alike-hashtb)))
2659
2660 (defmacro wl-summary-get-alike ()
2661   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2662                         wl-summary-alike-hashtb)))
2663
2664 (defun wl-summary-insert-headers (overview func mime-decode)
2665   (let (ov this last alike)
2666     (buffer-disable-undo (current-buffer))
2667     (make-local-variable 'wl-summary-alike-hashtb)
2668     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2669     (when mime-decode
2670       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2671     (while (setq ov (pop overview))
2672       (setq this (funcall func ov))
2673       (and this (setq this (std11-unfold-string this)))
2674       (if (equal last this)
2675           (setq alike (cons ov alike))
2676         (when last
2677           (wl-summary-put-alike alike)
2678           (insert last ?\n))
2679         (setq alike (list ov)
2680               last this)))
2681     (when last
2682       (wl-summary-put-alike alike)
2683       (insert last ?\n))
2684     (when mime-decode
2685       (decode-mime-charset-region (point-min) (point-max)
2686                                   elmo-mime-charset)
2687       (when (eq mime-decode 'mime)
2688         (eword-decode-region (point-min) (point-max))))
2689     (run-hooks 'wl-summary-insert-headers-hook)))
2690
2691 (defun wl-summary-search-by-subject (entity overview)
2692   (let ((summary-buf (current-buffer))
2693         (buf (get-buffer-create wl-summary-search-buf-name))
2694         (folder-name (wl-summary-buffer-folder-name))
2695         match founds cur result)
2696     (with-current-buffer buf
2697       (let ((case-fold-search t))
2698         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2699                   (zerop (buffer-size)))
2700           (setq wl-summary-search-buf-folder-name folder-name)
2701           (message "Creating subject cache...")
2702           (wl-summary-insert-headers
2703            overview
2704            (function
2705             (lambda (x)
2706               (funcall wl-summary-subject-filter-function
2707                        (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2708            t)
2709           (message "Creating subject cache...done"))
2710         (setq match (funcall wl-summary-subject-filter-function
2711                              (elmo-msgdb-overview-entity-get-subject entity)))
2712         (if (string= match "")
2713             (setq match "\n"))
2714         (goto-char (point-max))
2715         (while (and (null result)
2716                     (not (= (point) (point-min)))
2717                     (search-backward match nil t))
2718           ;; check exactly match
2719           (when (and (bolp) (= (point-at-eol)(match-end 0)))
2720             (setq founds (wl-summary-get-alike))
2721             (with-current-buffer summary-buf
2722               (while founds
2723                 (when (and
2724                        ;; the first element of found-entity list exists on
2725                        ;; thread tree.
2726                        (wl-thread-get-entity
2727                         (elmo-msgdb-overview-entity-get-number
2728                          (car founds)))
2729                        ;; message id is not same as myself.
2730                        (not (string=
2731                              (elmo-msgdb-overview-entity-get-id entity)
2732                              (elmo-msgdb-overview-entity-get-id (car founds))))
2733                        ;; not a descendant.
2734                        (not (wl-thread-descendant-p
2735                              (elmo-msgdb-overview-entity-get-number entity)
2736                              (elmo-msgdb-overview-entity-get-number
2737                               (car founds)))))
2738                   (setq result (car founds)
2739                         founds nil))
2740                 (setq founds (cdr founds))))))
2741         result))))
2742
2743 (defun wl-summary-insert-thread-entity (entity msgdb update
2744                                                &optional force-insert)
2745   (let* ((overview (elmo-msgdb-get-overview msgdb))
2746          this-id
2747          parent-entity
2748          parent-number
2749          (case-fold-search t)
2750          (depth 0) relatives anumber
2751          cur number overview2 cur-entity linked retval delayed-entity
2752          update-list entity-stack)
2753     (while entity
2754       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2755             parent-entity
2756             (elmo-msgdb-get-parent-entity entity msgdb)
2757             parent-number (elmo-msgdb-overview-entity-get-number
2758                            parent-entity))
2759       (setq number (elmo-msgdb-overview-entity-get-number entity))
2760       (setq cur entity)
2761       ;; If thread loop detected, set parent as nil.
2762       (while cur
2763         (setq anumber
2764               (elmo-msgdb-overview-entity-get-number
2765                (setq cur (elmo-msgdb-get-parent-entity cur msgdb))))
2766         (if (memq anumber relatives)
2767             (setq parent-number nil
2768                   cur nil))
2769         (setq relatives (cons
2770                          (elmo-msgdb-overview-entity-get-number cur)
2771                          relatives)))
2772       (if (and parent-number
2773                (not (wl-thread-get-entity parent-number))
2774                (not force-insert))
2775           ;; parent exists in overview, but not in wl-thread-entities
2776           (progn
2777             (wl-append wl-summary-delayed-update
2778                        (list (cons parent-number entity)))
2779             (setq entity nil)) ;; exit loop
2780         ;; Search parent by subject.
2781         (when (and (null parent-number)
2782                    wl-summary-search-parent-by-subject-regexp
2783                    (string-match
2784                     wl-summary-search-parent-by-subject-regexp
2785                     (elmo-msgdb-overview-entity-get-subject entity)))
2786           (let ((found (wl-summary-search-by-subject entity overview)))
2787             (when (and found
2788                        (not (member found wl-summary-delayed-update)))
2789               (setq parent-entity found)
2790               (setq parent-number
2791                     (elmo-msgdb-overview-entity-get-number parent-entity))
2792               (setq linked t))))
2793         ;; If subject is change, divide thread.
2794         (if (and parent-number
2795                  wl-summary-divide-thread-when-subject-changed
2796                  (not (wl-summary-subject-equal
2797                        (or (elmo-msgdb-overview-entity-get-subject
2798                             entity) "")
2799                        (or (elmo-msgdb-overview-entity-get-subject
2800                             parent-entity) ""))))
2801             (setq parent-number nil))
2802         (setq retval
2803               (wl-thread-insert-message entity
2804                                         number parent-number update linked))
2805         (and retval
2806              (wl-append update-list (list retval)))
2807         (setq entity nil) ; exit loop
2808         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2809           (setq wl-summary-delayed-update
2810                 (delq delayed-entity wl-summary-delayed-update))
2811           ;; update delayed message
2812           (wl-append entity-stack (list (cdr delayed-entity)))))
2813       (if (and (not entity)
2814                entity-stack)
2815           (setq entity (pop entity-stack))))
2816     update-list))
2817
2818 (defun wl-summary-update-thread (entity
2819                                  thr-entity
2820                                  parent-entity)
2821   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2822          (overview-entity entity)
2823          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2824          (number (elmo-msgdb-overview-entity-get-number entity))
2825          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2826          insert-line)
2827     (cond
2828      ((or (not parent-id)
2829           (string= this-id parent-id))
2830       (goto-char (point-max))
2831       (beginning-of-line)
2832       (setq insert-line t))
2833      ;; parent already exists in buffer.
2834      ((wl-summary-jump-to-msg parent-number)
2835       (wl-thread-goto-bottom-of-sub-thread)
2836       (setq insert-line t)))
2837     (when insert-line
2838       (let (buffer-read-only)
2839         (wl-summary-insert-line
2840          (wl-summary-create-line
2841           entity
2842           parent-entity
2843           nil
2844           (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2845           (wl-thread-maybe-get-children-num number)
2846           (wl-thread-make-indent-string thr-entity)
2847           (wl-thread-entity-get-linked thr-entity)))))))
2848
2849 (defun wl-summary-mark-as-unread (&optional number
2850                                             no-server-update
2851                                             no-modeline-update)
2852   (interactive)
2853   (save-excursion
2854     (let* (eol
2855           (inhibit-read-only t)
2856           (buffer-read-only nil)
2857           (folder wl-summary-buffer-elmo-folder)
2858           (msgdb (wl-summary-buffer-msgdb))
2859 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
2860           new-mark visible mark cur-mark)
2861       (if number
2862           (progn
2863             (setq visible (wl-summary-jump-to-msg number))
2864             (unless (setq mark (elmo-msgdb-get-mark msgdb number))
2865               (setq mark " ")))
2866         ;; interactive
2867         (setq visible t))
2868       (when visible
2869         (if (null (wl-summary-message-number))
2870             (message "No message.")
2871           (end-of-line)
2872           (setq eol (point))
2873           (wl-summary-goto-previous-message-beginning)))
2874       (if (or (and (not visible)
2875                    ;; already exists in msgdb.
2876                    (elmo-msgdb-overview-get-entity number msgdb))
2877               (progn
2878                 ;; visible.
2879                 (setq cur-mark (wl-summary-persistent-mark))
2880                 (or (string= cur-mark " ")
2881                     (string= cur-mark wl-summary-read-uncached-mark))))
2882           (progn
2883             (setq number (or number (wl-summary-message-number)))
2884             (setq mark (or mark cur-mark))
2885             (save-match-data
2886               (setq new-mark (if (string= mark
2887                                           wl-summary-read-uncached-mark)
2888                                  wl-summary-unread-uncached-mark
2889                                (if (elmo-message-use-cache-p folder number)
2890                                    wl-summary-unread-mark
2891                                  wl-summary-unread-uncached-mark))))
2892             ;; server side mark
2893             (unless no-server-update
2894               (save-match-data
2895                 (unless (elmo-folder-unmark-read folder (list number))
2896                   (error "Setting mark failed"))))
2897             (when visible
2898               (delete-backward-char 1)
2899               (insert new-mark))
2900             (elmo-msgdb-set-mark msgdb number new-mark)
2901             (unless no-modeline-update
2902               (setq wl-summary-buffer-unread-count
2903                     (+ 1 wl-summary-buffer-unread-count))
2904               (wl-summary-update-modeline)
2905               (wl-folder-update-unread
2906                (wl-summary-buffer-folder-name)
2907                (+ wl-summary-buffer-unread-count
2908                   wl-summary-buffer-new-count)))
2909             (wl-summary-set-mark-modified)
2910             (if (and visible wl-summary-highlight)
2911                 (wl-highlight-summary-current-line))))))
2912   (set-buffer-modified-p nil))
2913
2914 (defun wl-summary-delete (&optional number)
2915   "Mark a delete mark 'D'.
2916 If optional argument NUMBER is specified, mark message specified by NUMBER."
2917   (interactive)
2918   (let* ((buffer-num (wl-summary-message-number))
2919          (msg-num (or number buffer-num))
2920          mark)
2921     (catch 'done
2922       (when (null msg-num)
2923         (if (interactive-p)
2924             (message "No message."))
2925         (throw 'done nil))
2926       (when (setq mark (wl-summary-get-mark msg-num))
2927         (when (wl-summary-reserve-temp-mark-p mark)
2928           (if (interactive-p)
2929               (error "Already marked as `%s'" mark))
2930           (throw 'done nil))
2931         (wl-summary-unmark msg-num))
2932       (if (or (interactive-p)
2933               (eq number buffer-num))
2934           (wl-summary-mark-line "D"))
2935       (setq wl-summary-buffer-delete-list
2936             (cons msg-num wl-summary-buffer-delete-list))
2937       (if (interactive-p)
2938           (if (eq wl-summary-move-direction-downward nil)
2939               (wl-summary-prev)
2940             (wl-summary-next)))
2941       msg-num)))
2942
2943 (defun wl-summary-remove-destination ()
2944   (save-excursion
2945     (let ((inhibit-read-only t)
2946           (buffer-read-only nil)
2947           (buf (current-buffer))
2948           sol eol rs re)
2949       (beginning-of-line)
2950       (setq sol (point))
2951       (search-forward "\r")
2952       (forward-char -1)
2953       (setq eol (point))
2954       (setq rs (next-single-property-change sol 'wl-summary-destination
2955                                             buf eol))
2956       (setq re (next-single-property-change rs 'wl-summary-destination
2957                                             buf eol))
2958       (put-text-property rs re 'wl-summary-destination nil)
2959       (put-text-property rs re 'invisible nil)
2960       (goto-char re)
2961       (delete-char (- eol re)))))
2962
2963 (defun wl-summary-check-mark (msg mark)
2964   (let ((check-func (cond ((string= mark "o")
2965                            'wl-summary-msg-marked-as-refiled)
2966                           ((string= mark "O")
2967                            'wl-summary-msg-marked-as-copied)
2968                           ((string= mark "D")
2969                            'wl-summary-msg-marked-as-deleted)
2970                           ((string= mark "*")
2971                            'wl-summary-msg-marked-as-target))))
2972     (if check-func
2973         (funcall check-func msg))))
2974
2975 (defun wl-summary-mark-collect (mark &optional begin end)
2976   (save-excursion
2977     (save-restriction
2978       (let (msglist)
2979         (narrow-to-region (or begin (point-min))
2980                           (or end (point-max)))
2981         (goto-char (point-min))
2982         ;; for thread...
2983         (if (eq wl-summary-buffer-view 'thread)
2984             (progn
2985               (while (not (eobp))
2986                 (let* ((number (wl-summary-message-number))
2987                        (entity (wl-thread-get-entity number))
2988                        result)
2989                   ;; opened...only myself is checked.
2990                   (if (wl-summary-check-mark number mark)
2991                       (wl-append msglist (list number)))
2992                   (unless (wl-thread-entity-get-opened entity)
2993                     ;; closed...children is also checked.
2994                     (if (setq result (wl-thread-get-children-msgs-with-mark
2995                                       number
2996                                       mark))
2997                         (wl-append msglist result)))
2998                   (forward-line 1)))
2999               (elmo-uniq-list msglist))
3000           (while (not (eobp))
3001             (when (string= (wl-summary-temp-mark) mark)
3002               (setq msglist (cons (wl-summary-message-number) msglist)))
3003             (forward-line 1))
3004           (nreverse msglist))))))
3005
3006 (defun wl-summary-exec ()
3007   (interactive)
3008   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
3009                         (reverse wl-summary-buffer-delete-list)
3010                         (mapcar 'car wl-summary-buffer-copy-list)))
3011
3012 (defun wl-summary-exec-region (beg end)
3013   (interactive "r")
3014   (message "Collecting marks...")
3015   (save-excursion
3016     (goto-char beg)
3017     (beginning-of-line)
3018     (setq beg (point))
3019     (goto-char (1- end))
3020     (forward-line)
3021     (setq end (point))
3022     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3023                           (wl-summary-mark-collect "D" beg end)
3024                           (wl-summary-mark-collect "O" beg end))))
3025
3026 (defun wl-summary-exec-subr (moves dels copies)
3027   (if (not (or moves dels copies))
3028       (message "No marks")
3029     (save-excursion
3030       (let ((del-fld (wl-summary-get-delete-folder
3031                       (wl-summary-buffer-folder-name)))
3032             (start (point))
3033             (unread-marks (list wl-summary-unread-cached-mark
3034                                 wl-summary-unread-uncached-mark
3035                                 wl-summary-new-mark))
3036             (refiles (append moves dels))
3037             (refile-failures 0)
3038             (copy-failures 0)
3039             (copy-len (length copies))
3040             refile-len
3041             dst-msgs                    ; loop counter
3042             result)
3043         (message "Executing...")
3044         (while dels
3045           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3046             (wl-append wl-summary-buffer-refile-list
3047                        (list (cons (car dels) del-fld)))
3048             (setq wl-summary-buffer-delete-list
3049                   (delete (car dels) wl-summary-buffer-delete-list)))
3050           (setq dels (cdr dels)))
3051         ;; begin refile...
3052         (setq refile-len (length refiles))
3053         (setq dst-msgs
3054               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3055         (goto-char start)               ; avoid moving cursor to
3056                                         ; the bottom line.
3057         (when (> refile-len elmo-display-progress-threshold)
3058           (elmo-progress-set 'elmo-folder-move-messages
3059                              refile-len "Moving messages..."))
3060         (while dst-msgs
3061           (setq result nil)
3062           (condition-case nil
3063               (setq result (elmo-folder-move-messages
3064                             wl-summary-buffer-elmo-folder
3065                             (cdr (car dst-msgs))
3066                             (if (eq 'null (car (car dst-msgs)))
3067                                 'null
3068                               (wl-folder-get-elmo-folder
3069                                (car (car dst-msgs))))
3070                             (wl-summary-buffer-msgdb)
3071                             (not (null (cdr dst-msgs)))
3072                             nil ; no-delete
3073                             nil ; same-number
3074                             unread-marks
3075                             t))
3076             (error nil))
3077           (if result                    ; succeeded.
3078               (progn
3079                 ;; update buffer.
3080                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3081                 ;; update refile-alist.
3082                 (setq wl-summary-buffer-refile-list
3083                       (wl-delete-associations (cdr (car dst-msgs))
3084                                               wl-summary-buffer-refile-list)))
3085             (setq refile-failures
3086                   (+ refile-failures (length (cdr (car dst-msgs))))))
3087           (setq dst-msgs (cdr dst-msgs)))
3088         (elmo-progress-clear 'elmo-folder-move-messages)
3089         ;; end refile
3090         ;; begin cOpy...
3091         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3092         (when (> copy-len elmo-display-progress-threshold)
3093           (elmo-progress-set 'elmo-folder-move-messages
3094                              copy-len "Copying messages..."))
3095         (while dst-msgs
3096           (setq result nil)
3097           (condition-case nil
3098               (setq result (elmo-folder-move-messages
3099                             wl-summary-buffer-elmo-folder
3100                             (cdr (car dst-msgs))
3101                             (wl-folder-get-elmo-folder
3102                              (car (car dst-msgs)))
3103                             (wl-summary-buffer-msgdb)
3104                             (not (null (cdr dst-msgs)))
3105                             t ; t is no-delete (copy)
3106                             nil ; same number
3107                             unread-marks
3108                             t))
3109             (error nil))
3110           (if result                    ; succeeded.
3111               (progn
3112                 ;; update buffer.
3113                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3114                 ;; update copy-alist
3115                 (setq wl-summary-buffer-copy-list
3116                       (wl-delete-associations (cdr (car dst-msgs))
3117                                               wl-summary-buffer-copy-list)))
3118             (setq copy-failures
3119                   (+ copy-failures (length (cdr (car dst-msgs))))))
3120           (setq dst-msgs (cdr dst-msgs)))
3121         ;; Hide progress bar.
3122         (elmo-progress-clear 'elmo-folder-move-messages)
3123         ;; end cOpy
3124         (wl-summary-folder-info-update)
3125         (wl-summary-set-message-modified)
3126         (wl-summary-set-mark-modified)
3127         (run-hooks 'wl-summary-exec-hook)
3128         (unless (and wl-message-buffer
3129                      (eq (wl-summary-message-number)
3130                          (with-current-buffer wl-message-buffer
3131                            wl-message-buffer-cur-number)))
3132           (wl-summary-toggle-disp-msg 'off))
3133         (set-buffer-modified-p nil)
3134         (message (concat "Executing...done"
3135                          (if (> refile-failures 0)
3136                              (format " (%d refiling failed)" refile-failures)
3137                            "")
3138                          (if (> copy-failures 0)
3139                              (format " (%d copying failed)" copy-failures)
3140                            "")
3141                          "."))))))
3142
3143 (defun wl-summary-erase (&optional number)
3144   "Erase message actually, without moving it to trash."
3145   (interactive)
3146   (if (elmo-folder-writable-p wl-summary-buffer-elmo-folder)
3147       (let* ((buffer-num (wl-summary-message-number))
3148              (msg-num (or number buffer-num)))
3149         (if (null msg-num)
3150             (message "No message.")
3151           (let* ((msgdb (wl-summary-buffer-msgdb))
3152                  (entity (elmo-msgdb-overview-get-entity msg-num msgdb))
3153                  (subject (elmo-delete-char
3154                            ?\n (or (elmo-msgdb-overview-entity-get-subject
3155                                     entity)
3156                                    wl-summary-no-subject-message))))
3157             (when (yes-or-no-p
3158                    (format "Erase \"%s\" without moving it to trash? "
3159                            (truncate-string subject 30)))
3160               (wl-summary-unmark msg-num)
3161               (elmo-folder-delete-messages wl-summary-buffer-elmo-folder
3162                                            (list msg-num))
3163               (wl-summary-delete-messages-on-buffer (list msg-num))
3164               (save-excursion (wl-summary-sync nil "update"))))))
3165     (message "Read-only folder.")))
3166
3167 (defun wl-summary-target-mark-erase ()
3168   (interactive)
3169   (if (elmo-folder-writable-p wl-summary-buffer-elmo-folder)
3170       (if (null wl-summary-buffer-target-mark-list)
3171           (message "No marked message.")
3172         (when (yes-or-no-p
3173                "Erase all marked messages without moving them to trash? ")
3174           (elmo-folder-delete-messages wl-summary-buffer-elmo-folder
3175                                        wl-summary-buffer-target-mark-list)
3176           (wl-summary-delete-messages-on-buffer
3177            wl-summary-buffer-target-mark-list)
3178           (setq wl-summary-buffer-target-mark-list nil)
3179           (save-excursion (wl-summary-sync nil "update"))))
3180     (message "Read-only folder.")))
3181
3182 (defun wl-summary-read-folder (default &optional purpose ignore-error
3183                                 no-create init)
3184   (let ((fld (completing-read
3185               (format "Folder name %s(%s): " (or purpose "")
3186                       default)
3187               (or wl-folder-completion-function
3188                   (if (memq 'read-folder wl-use-folder-petname)
3189                       (wl-folder-get-entity-with-petname)
3190                     wl-folder-entity-hashtb))
3191               nil nil (or init wl-default-spec)
3192               'wl-read-folder-hist)))
3193     (if (or (string= fld wl-default-spec)
3194             (string= fld ""))
3195         (setq fld default))
3196     (setq fld (elmo-string (wl-folder-get-realname fld)))
3197     (if (string-match "\n" fld)
3198         (error "Not supported folder name: %s" fld))
3199     (unless no-create
3200       (if ignore-error
3201           (condition-case nil
3202               (wl-folder-confirm-existence
3203                (wl-folder-get-elmo-folder
3204                 fld))
3205             (error))
3206         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3207                                       fld))))
3208     fld))
3209
3210 (defun wl-summary-print-destination (msg-num folder)
3211   "Print refile destination on line."
3212   (wl-summary-remove-destination)
3213   (let ((inhibit-read-only t)
3214         (folder (copy-sequence folder))
3215         (buffer-read-only nil)
3216         len rs re c)
3217     (setq len (string-width folder))
3218     (if (< len 1) ()
3219       ;;(end-of-line)
3220       (beginning-of-line)
3221       (search-forward "\r")
3222       (forward-char -1)
3223       (setq re (point))
3224       (setq c 0)
3225       (while (< c len)
3226         (forward-char -1)
3227         (setq c (+ c (char-width (following-char)))))
3228       (and (> c len) (setq folder (concat " " folder)))
3229       (setq rs (point))
3230       (when wl-summary-width
3231           (put-text-property rs re 'invisible t))
3232       (put-text-property rs re 'wl-summary-destination t)
3233       (goto-char re)
3234       (wl-highlight-refile-destination-string folder)
3235       (insert folder)
3236       (set-buffer-modified-p nil))))
3237
3238 (defsubst wl-summary-get-mark (number)
3239   "Return a temporal mark of message specified by NUMBER."
3240   (or (and (memq number wl-summary-buffer-delete-list) "D")
3241       (and (assq number wl-summary-buffer-copy-list) "O")
3242       (and (assq number wl-summary-buffer-refile-list) "o")
3243       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3244
3245 (defsubst wl-summary-reserve-temp-mark-p (mark)
3246   "Return t if temporal MARK should be reserved."
3247   (member mark wl-summary-reserve-mark-list))
3248
3249 (defun wl-summary-refile (&optional dst number)
3250   "Put refile mark on current line message.
3251 If optional argument DST is specified, put mark without asking
3252 destination folder.
3253 If optional argument NUMBER is specified, mark message specified by NUMBER.
3254
3255 If folder is read-only, message should be copied.
3256 See `wl-refile-policy-alist' for more details."
3257   (interactive)
3258   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3259                                          (wl-summary-buffer-folder-name))))
3260     (cond ((eq policy 'copy)
3261            (if (interactive-p)
3262                (call-interactively 'wl-summary-copy)
3263              (wl-summary-copy dst number)))
3264           (t
3265            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3266
3267 (defun wl-summary-copy (&optional dst number)
3268   "Put copy mark on current line message.
3269 If optional argument DST is specified, put mark without asking
3270 destination folder.
3271 If optional argument NUMBER is specified, mark message specified by NUMBER."
3272   (interactive)
3273   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3274
3275 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3276   (let* ((buffer-num (wl-summary-message-number))
3277          (msg-num (or number buffer-num))
3278          (msgid (and msg-num
3279                      (elmo-message-field wl-summary-buffer-elmo-folder
3280                                          msg-num 'message-id)))
3281          (entity (and msg-num
3282                       (elmo-msgdb-overview-get-entity
3283                        msg-num (wl-summary-buffer-msgdb))))
3284          (variable
3285           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3286          folder mark already tmp-folder)
3287     (catch 'done
3288       (when (null entity)
3289         ;; msgdb is empty?
3290         (if interactive
3291             (message "Cannot refile."))
3292         (throw 'done nil))
3293       (when (null msg-num)
3294         (if interactive
3295             (message "No message."))
3296         (throw 'done nil))
3297       (when (setq mark (wl-summary-get-mark msg-num))
3298         (when (wl-summary-reserve-temp-mark-p mark)
3299           (if interactive
3300               (error "Already marked as `%s'" mark))
3301           (throw 'done nil)))
3302       (setq folder (and msg-num
3303                         (or dst (wl-summary-read-folder
3304                                  (or (wl-refile-guess entity) wl-trash-folder)
3305                                  (format "for %s" copy-or-refile)))))
3306       ;; Cache folder hack by okada@opaopa.org
3307       (if (and (eq (elmo-folder-type-internal
3308                     (wl-folder-get-elmo-folder
3309                      (wl-folder-get-realname folder))) 'cache)
3310                (not (string= folder
3311                              (setq tmp-folder
3312                                    (concat "'cache/"
3313                                            (elmo-cache-get-path-subr
3314                                             (elmo-msgid-to-cache msgid)))))))
3315           (progn
3316             (setq folder tmp-folder)
3317             (message "Force refile to %s." folder)))
3318       (if (string= folder (wl-summary-buffer-folder-name))
3319           (error "Same folder"))
3320       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3321               (string= folder wl-queue-folder)
3322               (string= folder wl-draft-folder))
3323           (error "Don't %s messages to %s" copy-or-refile folder))
3324       ;; learn for refile.
3325       (if (eq copy-or-refile 'refile)
3326           (wl-refile-learn entity folder))
3327       (wl-summary-unmark msg-num)
3328       (set variable (append
3329                      (symbol-value variable)
3330                      (list (cons msg-num folder))))
3331       (when (or interactive
3332                 (eq number buffer-num))
3333         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3334                                   "o" "O"))
3335         ;; print refile destination
3336         (wl-summary-print-destination msg-num folder))
3337       (if interactive
3338           (if (eq wl-summary-move-direction-downward nil)
3339               (wl-summary-prev)
3340             (wl-summary-next)))
3341       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3342       (setq wl-summary-buffer-prev-refile-destination folder)
3343       msg-num)))
3344
3345 (defun wl-summary-refile-prev-destination ()
3346   "Refile message to previously refiled destination."
3347   (interactive)
3348   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3349                      (wl-summary-message-number))
3350   (if (eq wl-summary-move-direction-downward nil)
3351       (wl-summary-prev)
3352     (wl-summary-next)))
3353
3354 (defun wl-summary-copy-prev-destination ()
3355   "Refile message to previously refiled destination."
3356   (interactive)
3357   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3358                    (wl-summary-message-number))
3359   (if (eq wl-summary-move-direction-downward nil)
3360       (wl-summary-prev)
3361     (wl-summary-next)))
3362
3363 (defsubst wl-summary-no-auto-refile-message-p (msg)
3364   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3365           wl-summary-auto-refile-skip-marks))
3366
3367 (defun wl-summary-auto-refile (&optional open-all)
3368   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3369   (interactive "P")
3370   (message "Marking...")
3371   (save-excursion
3372     (if (and (eq wl-summary-buffer-view 'thread)
3373              open-all)
3374         (wl-thread-open-all))
3375     (let* ((spec (wl-summary-buffer-folder-name))
3376            checked-dsts
3377            (count 0)
3378            number dst thr-entity)
3379       (goto-line 1)
3380       (while (not (eobp))
3381         (setq number (wl-summary-message-number))
3382         (dolist (number (cons number
3383                               (and (eq wl-summary-buffer-view 'thread)
3384                                    ;; process invisible children.
3385                                    (not (wl-thread-entity-get-opened
3386                                          (setq thr-entity
3387                                                (wl-thread-get-entity number))))
3388                                    (wl-thread-entity-get-descendant
3389                                     thr-entity))))
3390           (when (and (not (wl-summary-no-auto-refile-message-p
3391                            number))
3392                      (setq dst
3393                            (wl-folder-get-realname
3394                             (wl-refile-guess-by-rule
3395                              (elmo-msgdb-overview-get-entity
3396                               number (wl-summary-buffer-msgdb)))))
3397                      (not (equal dst spec))
3398                      (let ((pair (assoc dst checked-dsts))
3399                            ret)
3400                        (if pair
3401                            (cdr pair)
3402                          (setq ret
3403                                (condition-case nil
3404                                    (progn
3405                                      (wl-folder-confirm-existence
3406                                       (wl-folder-get-elmo-folder dst))
3407                                      t)
3408                                  (error)))
3409                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3410                          ret)))
3411             (if (wl-summary-refile dst number)
3412                 (incf count))
3413             (message "Marking...%d message(s)." count)))
3414         (forward-line))
3415       (if (eq count 0)
3416           (message "No message was marked.")
3417         (message "Marked %d message(s)." count)))))
3418
3419 (defun wl-summary-unmark (&optional number)
3420   "Unmark marks (temporary, refile, copy, delete)of current line.
3421 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3422   (interactive)
3423   (save-excursion
3424     (beginning-of-line)
3425     (let ((inhibit-read-only t)
3426           (buffer-read-only nil)
3427           visible
3428           msg-num
3429           cur-mark
3430           score-mark)
3431       (if number
3432           (setq visible (wl-summary-jump-to-msg number))
3433         (setq visible t))
3434       ;; Delete mark on buffer.
3435       (when visible
3436         (setq cur-mark (wl-summary-temp-mark))
3437         (if (string= cur-mark " ")
3438             ()
3439           (delete-backward-char 1)
3440           (or number
3441               (setq number (wl-summary-message-number)))
3442           (if (setq score-mark (wl-summary-get-score-mark number))
3443               (insert score-mark)
3444             (insert " ")))
3445         (if (or (string= cur-mark "o")
3446                 (string= cur-mark "O"))
3447             (wl-summary-remove-destination))
3448         (if wl-summary-highlight
3449             (wl-highlight-summary-current-line nil nil score-mark))
3450         (set-buffer-modified-p nil))
3451       ;; Remove from temporal mark structure.
3452       (and number
3453            (wl-summary-delete-mark number)))))
3454
3455 (defun wl-summary-msg-marked-as-target (msg)
3456   (if (memq msg wl-summary-buffer-target-mark-list)
3457       t))
3458
3459 (defun wl-summary-msg-marked-as-copied (msg)
3460   (assq msg wl-summary-buffer-copy-list))
3461
3462 (defun wl-summary-msg-marked-as-deleted (msg)
3463   (if (memq msg wl-summary-buffer-delete-list)
3464       t))
3465
3466 (defun wl-summary-msg-marked-as-refiled (msg)
3467   (assq msg wl-summary-buffer-refile-list))
3468
3469 (defun wl-summary-target-mark (&optional number)
3470   "Put target mark '*' on current message.
3471 If optional argument NUMBER is specified, mark message specified by NUMBER."
3472   (interactive)
3473   (let* ((buffer-num (wl-summary-message-number))
3474          (msg-num (or number buffer-num))
3475          mark)
3476     (catch 'done
3477       (when (null msg-num)
3478         (if (interactive-p)
3479             (message "No message."))
3480         (throw 'done nil))
3481       (when (setq mark (wl-summary-get-mark msg-num))
3482         (when (wl-summary-reserve-temp-mark-p mark)
3483           (if (interactive-p)
3484               (error "Already marked as `%s'" mark))
3485           (throw 'done nil))
3486         (wl-summary-unmark msg-num))
3487       (if (or (interactive-p)
3488               (eq number buffer-num))
3489           (wl-summary-mark-line "*"))
3490       (setq wl-summary-buffer-target-mark-list
3491             (cons msg-num wl-summary-buffer-target-mark-list))
3492       (if (interactive-p)
3493           (if (eq wl-summary-move-direction-downward nil)
3494               (wl-summary-prev)
3495             (wl-summary-next)))
3496       msg-num)))
3497
3498
3499 (defun wl-summary-refile-region (beg end)
3500   "Put refile mark on messages in the region specified by BEG and END."
3501   (interactive "r")
3502   (wl-summary-refile-region-subr "refile" beg end))
3503
3504 (defun wl-summary-copy-region (beg end)
3505   "Put copy mark on messages in the region specified by BEG and END."
3506   (interactive "r")
3507   (wl-summary-refile-region-subr "copy" beg end))
3508
3509 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3510   (save-excursion
3511     (save-restriction
3512       (goto-char beg)
3513       ;; guess by first msg
3514       (let* ((msgid (cdr (assq (wl-summary-message-number)
3515                                (elmo-msgdb-get-number-alist
3516                                 (wl-summary-buffer-msgdb)))))
3517              (function (intern (format "wl-summary-%s" copy-or-refile)))
3518              (entity (assoc msgid (elmo-msgdb-get-overview
3519                                    (wl-summary-buffer-msgdb))))
3520              folder)
3521         (if entity
3522             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3523                                                  (format "for %s"
3524                                                          copy-or-refile))))
3525         (narrow-to-region beg end)
3526         (if (eq wl-summary-buffer-view 'thread)
3527             (progn
3528               (while (not (eobp))
3529                 (let* ((number (wl-summary-message-number))
3530                        (entity (wl-thread-get-entity number))
3531                        children)
3532                   (if (wl-thread-entity-get-opened entity)
3533                       ;; opened...refile line.
3534                       (funcall function folder number)
3535                     ;; closed
3536                     (setq children (wl-thread-get-children-msgs number))
3537                     (while children
3538                       (funcall function folder (pop children))))
3539                   (forward-line 1))))
3540           (while (not (eobp))
3541             (funcall function folder (wl-summary-message-number))
3542             (forward-line 1)))))))
3543
3544 (defun wl-summary-unmark-region (beg end)
3545   (interactive "r")
3546   (save-excursion
3547     (save-restriction
3548       (narrow-to-region beg end)
3549       (goto-char (point-min))
3550       (if (eq wl-summary-buffer-view 'thread)
3551           (progn
3552             (while (not (eobp))
3553               (let* ((number (wl-summary-message-number))
3554                      (entity (wl-thread-get-entity number)))
3555                 (if (wl-thread-entity-get-opened entity)
3556                     ;; opened...unmark line.
3557                     (wl-summary-unmark)
3558                   ;; closed
3559                   (wl-summary-delete-marks-on-buffer
3560                    (wl-thread-get-children-msgs number))))
3561               (forward-line 1)))
3562         (while (not (eobp))
3563           (wl-summary-unmark)
3564           (forward-line 1))))))
3565
3566 (defun wl-summary-mark-region-subr (function beg end)
3567   (save-excursion
3568     (save-restriction
3569       (narrow-to-region beg end)
3570       (goto-char (point-min))
3571       (if (eq wl-summary-buffer-view 'thread)
3572           (progn
3573             (while (not (eobp))
3574               (let* ((number (wl-summary-message-number))
3575                      (entity (wl-thread-get-entity number))
3576                      (wl-summary-move-direction-downward t)
3577                      children)
3578                 (if (wl-thread-entity-get-opened entity)
3579                     ;; opened...delete line.
3580                     (funcall function number)
3581                   ;; closed
3582                   (setq children (wl-thread-get-children-msgs number))
3583                   (while children
3584                     (funcall function (pop children))))
3585                 (forward-line 1))))
3586         (while (not (eobp))
3587           (funcall function (wl-summary-message-number))
3588           (forward-line 1))))))
3589
3590 (defun wl-summary-delete-region (beg end)
3591   (interactive "r")
3592   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3593
3594 (defun wl-summary-target-mark-region (beg end)
3595   (interactive "r")
3596   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3597
3598 (defun wl-summary-target-mark-all ()
3599   (interactive)
3600   (wl-summary-target-mark-region (point-min) (point-max))
3601   (setq wl-summary-buffer-target-mark-list
3602         (mapcar 'car
3603                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3604
3605 (defun wl-summary-delete-all-mark (mark)
3606   (goto-char (point-min))
3607   (while (not (eobp))
3608     (when (string= (wl-summary-temp-mark) mark)
3609       (wl-summary-unmark))
3610     (forward-line 1))
3611   (cond ((string= mark "*")
3612          (setq wl-summary-buffer-target-mark-list nil))
3613         ((string= mark "D")
3614          (setq wl-summary-buffer-delete-list nil))
3615         ((string= mark "O")
3616          (setq wl-summary-buffer-copy-list nil))
3617         ((string= mark "o")
3618          (setq wl-summary-buffer-refile-list nil))))
3619
3620 (defun wl-summary-unmark-all ()
3621   "Unmark all according to what you input."
3622   (interactive)
3623   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3624         cur-mark)
3625     (save-excursion
3626       (while unmarks
3627         (setq cur-mark (char-to-string (car unmarks)))
3628         (wl-summary-delete-all-mark cur-mark)
3629         (setq unmarks (cdr unmarks))))))
3630
3631 (defun wl-summary-target-mark-thread ()
3632   (interactive)
3633   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3634
3635 (defun wl-summary-target-mark-msgs (msgs)
3636   "Return the number of marked messages."
3637   (let ((i 0) num)
3638     (while msgs
3639       (if (eq wl-summary-buffer-view 'thread)
3640           (wl-thread-jump-to-msg (car msgs))
3641         (wl-summary-jump-to-msg (car msgs)))
3642       (setq num (wl-summary-message-number))
3643       (when (eq num (car msgs))
3644         (wl-summary-target-mark num)
3645         (setq i (1+ i)))
3646       (setq msgs (cdr msgs)))
3647     i))
3648
3649 (defun wl-summary-pick (&optional from-list delete-marks)
3650   (interactive)
3651   (save-excursion
3652     (let* ((condition (car (elmo-parse-search-condition
3653                             (elmo-read-search-condition
3654                              wl-summary-pick-field-default))))
3655            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3656                                        condition
3657                                        from-list))
3658            num)
3659       (if delete-marks
3660           (let ((mlist wl-summary-buffer-target-mark-list))
3661             (while mlist
3662               (when (wl-summary-jump-to-msg (car mlist))
3663                 (wl-summary-unmark))
3664               (setq mlist (cdr mlist)))
3665             (setq wl-summary-buffer-target-mark-list nil)))
3666       (if (and result
3667                (setq num (wl-summary-target-mark-msgs result))
3668                (> num 0))
3669           (if (= num (length result))
3670               (message "%d message(s) are picked." num)
3671             (message "%d(%d) message(s) are picked." num
3672                      (- (length result) num)))
3673         (message "No message was picked.")))))
3674
3675 (defun wl-summary-unvirtual ()
3676   "Exit from current virtual folder."
3677   (interactive)
3678   (if (eq 'filter
3679           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3680       (wl-summary-goto-folder-subr
3681        (elmo-folder-name-internal
3682         (elmo-filter-folder-target-internal
3683          wl-summary-buffer-elmo-folder))
3684        'update nil nil t)
3685     (error "This folder is not filtered")))
3686
3687 (defun wl-summary-virtual (&optional arg)
3688   "Goto virtual folder.
3689 If ARG, exit virtual folder."
3690   (interactive "P")
3691   (if arg
3692       (wl-summary-unvirtual)
3693     (wl-summary-goto-folder-subr (concat "/"
3694                                          (elmo-read-search-condition
3695                                           wl-summary-pick-field-default)
3696                                          "/"
3697                                          (wl-summary-buffer-folder-name))
3698                                  'update nil nil t)))
3699
3700 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3701   "Erase all temp marks from buffer."
3702   (interactive)
3703   (when (or wl-summary-buffer-target-mark-list
3704             wl-summary-buffer-delete-list
3705             wl-summary-buffer-refile-list
3706             wl-summary-buffer-copy-list)
3707     (save-excursion
3708       (goto-char (point-min))
3709       (unless no-msg
3710         (message "Unmarking..."))
3711       (while (not (eobp))
3712         (wl-summary-unmark)
3713         (forward-line 1))
3714       (unless no-msg
3715         (message "Unmarking...done"))
3716       (setq wl-summary-buffer-target-mark-list nil)
3717       (setq wl-summary-buffer-delete-list nil)
3718       (setq wl-summary-buffer-refile-list nil)
3719       (setq wl-summary-buffer-copy-list nil))))
3720
3721 (defun wl-summary-delete-mark (number)
3722   "Delete temporary mark of the message specified by NUMBER."
3723   (cond
3724    ((memq number wl-summary-buffer-target-mark-list)
3725     (setq wl-summary-buffer-target-mark-list
3726           (delq number wl-summary-buffer-target-mark-list)))
3727    ((memq number wl-summary-buffer-delete-list)
3728     (setq wl-summary-buffer-delete-list
3729           (delq number wl-summary-buffer-delete-list)))
3730    (t
3731     (let (pair)
3732       (cond
3733        ((setq pair (assq number wl-summary-buffer-copy-list))
3734         (setq wl-summary-buffer-copy-list
3735               (delq pair wl-summary-buffer-copy-list)))
3736        ((setq pair (assq number wl-summary-buffer-refile-list))
3737         (setq wl-summary-buffer-refile-list
3738               (delq pair wl-summary-buffer-refile-list))))))))
3739
3740 (defsubst wl-summary-temp-mark ()
3741   "Move to the temp-mark column and return mark string."
3742   (move-to-column wl-summary-buffer-temp-mark-column)
3743   (buffer-substring (- (point) 1) (point)))
3744
3745 (defsubst wl-summary-persistent-mark ()
3746   "Move to the persistent-mark column and return mark string."
3747   (move-to-column wl-summary-buffer-persistent-mark-column)
3748   (buffer-substring (- (point) 1) (point)))
3749
3750 (defun wl-summary-mark-line (mark)
3751   "Put MARK on current line.  Return message number."
3752   (save-excursion
3753     (beginning-of-line)
3754     (let ((inhibit-read-only t)
3755           (buffer-read-only nil))
3756       (wl-summary-temp-mark) ; mark
3757       (delete-backward-char 1)
3758       (insert mark)
3759       (if wl-summary-highlight
3760           (wl-highlight-summary-current-line nil nil t))
3761       (set-buffer-modified-p nil))))
3762
3763 (defun wl-summary-target-mark-delete ()
3764   (interactive)
3765   (save-excursion
3766     (goto-char (point-min))
3767     (let (number mlist)
3768       (while (not (eobp))
3769         (when (string= (wl-summary-temp-mark) "*")
3770           (let (wl-summary-buffer-disp-msg)
3771             (when (setq number (wl-summary-message-number))
3772               (wl-summary-delete number)
3773               (setq wl-summary-buffer-target-mark-list
3774                     (delq number wl-summary-buffer-target-mark-list)))))
3775         (forward-line 1))
3776       (setq mlist wl-summary-buffer-target-mark-list)
3777       (while mlist
3778         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3779         (setq wl-summary-buffer-target-mark-list
3780               (delq (car mlist) wl-summary-buffer-target-mark-list))
3781         (setq mlist (cdr mlist))))))
3782
3783 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3784   (interactive "P")
3785   (save-excursion
3786     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3787            (inhibit-read-only t)
3788            (buffer-read-only nil)
3789            (count 0)
3790            (length (length mlist))
3791            (pos (point))
3792            skipped
3793            new-mark)
3794       (while mlist
3795         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3796         (if new-mark
3797             (progn
3798               (message "Prefetching... %d/%d message(s)"
3799                        (setq count (+ 1 count)) length)
3800               (when (wl-summary-jump-to-msg (car mlist))
3801                 (wl-summary-unmark)
3802                 (when new-mark
3803                   (wl-summary-persistent-mark) ; move
3804                   (delete-backward-char 1)
3805                   (insert new-mark)
3806                   (if wl-summary-highlight
3807                       (wl-highlight-summary-current-line))
3808                   (save-excursion
3809                     (goto-char pos)
3810                     (sit-for 0)))))
3811           (setq skipped (cons (car mlist) skipped)))
3812         (setq mlist (cdr mlist)))
3813       (setq wl-summary-buffer-target-mark-list skipped)
3814       (message "Prefetching... %d/%d message(s)" count length)
3815       (set-buffer-modified-p nil))))
3816
3817 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3818   (let ((variable
3819          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3820         (function
3821          (intern (format "wl-summary-%s" copy-or-refile)))
3822         (numlist wl-summary-buffer-number-list)
3823         regexp number msgid entity folder mlist)
3824     (save-excursion
3825       ;; guess by first mark
3826       (while numlist
3827         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3828             (setq number (car numlist)
3829                   numlist nil))
3830         (setq numlist (cdr numlist)))
3831       (when number
3832         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3833                                         number 'message-id)
3834               entity (elmo-msgdb-overview-get-entity
3835                       number (wl-summary-buffer-msgdb)))
3836         (if (null entity)
3837             (error "Cannot %s" copy-or-refile))
3838         (setq folder (wl-summary-read-folder
3839                       (wl-refile-guess entity)
3840                       (format "for %s" copy-or-refile)))
3841         (goto-char (point-min))
3842         (while (not (eobp))
3843           (when (string= (wl-summary-temp-mark) "*")
3844             (let (wl-summary-buffer-disp-msg)
3845               (when (setq number (wl-summary-message-number))
3846                 (funcall function folder number)
3847                 (setq wl-summary-buffer-target-mark-list
3848                       (delq number wl-summary-buffer-target-mark-list)))))
3849           (forward-line 1))
3850         ;; process invisible messages.
3851         (setq mlist wl-summary-buffer-target-mark-list)
3852         (while mlist
3853           (set variable
3854                (append (symbol-value variable)
3855                        (list (cons (car mlist) folder))))
3856           (setq wl-summary-buffer-target-mark-list
3857                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3858           (setq mlist (cdr mlist)))))))
3859
3860 (defun wl-summary-next-buffer ()
3861   "Switch to next summary buffer."
3862   (interactive)
3863   (let ((buffers (sort (wl-collect-summary)
3864                        (lambda (buffer1 buffer2)
3865                          (string-lessp (buffer-name buffer1)
3866                                        (buffer-name buffer2))))))
3867     (switch-to-buffer
3868      (or (cadr (memq (current-buffer) buffers))
3869          (car buffers)))))
3870
3871 (defun wl-summary-previous-buffer ()
3872   "Switch to previous summary buffer."
3873   (interactive)
3874   (let ((buffers (sort (wl-collect-summary)
3875                        (lambda (buffer1 buffer2)
3876                          (not (string-lessp (buffer-name buffer1)
3877                                             (buffer-name buffer2)))))))
3878     (switch-to-buffer
3879      (or (cadr (memq (current-buffer) buffers))
3880          (car buffers)))))
3881
3882 (defun wl-summary-target-mark-copy ()
3883   (interactive)
3884   (wl-summary-target-mark-refile-subr "copy"))
3885
3886 (defun wl-summary-target-mark-refile ()
3887   (interactive)
3888   (wl-summary-target-mark-refile-subr "refile"))
3889
3890 (defun wl-summary-target-mark-mark-as-read ()
3891   (interactive)
3892   (save-excursion
3893     (goto-char (point-min))
3894     (let ((inhibit-read-only t)
3895           (buffer-read-only nil)
3896           wl-summary-buffer-disp-msg
3897           number mlist)
3898       (while (not (eobp))
3899         (when (string= (wl-summary-temp-mark) "*")
3900           ;; delete target-mark from buffer.
3901           (delete-backward-char 1)
3902           (insert " ")
3903           (setq number (wl-summary-message-number))
3904           (wl-summary-mark-as-read number)
3905           (if wl-summary-highlight
3906               (wl-highlight-summary-current-line))
3907           (if number
3908               (setq wl-summary-buffer-target-mark-list
3909                     (delq number wl-summary-buffer-target-mark-list))))
3910         (forward-line 1))
3911       (setq mlist wl-summary-buffer-target-mark-list)
3912       (while mlist
3913         (wl-summary-mark-as-read (car mlist))
3914         (setq wl-summary-buffer-target-mark-list
3915               (delq (car mlist) wl-summary-buffer-target-mark-list))
3916         (setq mlist (cdr mlist)))
3917       (wl-summary-count-unread)
3918       (wl-summary-update-modeline))))
3919
3920 (defun wl-summary-target-mark-mark-as-unread ()
3921   (interactive)
3922   (save-excursion
3923     (goto-char (point-min))
3924     (let ((inhibit-read-only t)
3925           (buffer-read-only nil)
3926           wl-summary-buffer-disp-msg
3927           number mlist)
3928       (while (not (eobp))
3929         (when (string= (wl-summary-temp-mark) "*")
3930           (delete-backward-char 1)
3931           (insert " ")
3932           (setq number (wl-summary-mark-as-unread))
3933           (if wl-summary-highlight
3934               (wl-highlight-summary-current-line))
3935           (if number
3936               (setq wl-summary-buffer-target-mark-list
3937                     (delq number wl-summary-buffer-target-mark-list))))
3938         (forward-line 1))
3939       (setq mlist wl-summary-buffer-target-mark-list)
3940       (while mlist
3941         (wl-summary-mark-as-unread (car mlist))
3942 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3943         (setq wl-summary-buffer-target-mark-list
3944               (delq (car mlist) wl-summary-buffer-target-mark-list))
3945         (setq mlist (cdr mlist)))
3946       (wl-summary-count-unread)
3947       (wl-summary-update-modeline))))
3948
3949 (defun wl-summary-target-mark-mark-as-important ()
3950   (interactive)
3951   (save-excursion
3952     (goto-char (point-min))
3953     (let ((inhibit-read-only t)
3954           (buffer-read-only nil)
3955           wl-summary-buffer-disp-msg
3956           number mlist)
3957       (while (not (eobp))
3958         (when (string= (wl-summary-temp-mark) "*")
3959           ;; delete target-mark from buffer.
3960           (delete-backward-char 1)
3961           (insert " ")
3962           (setq number (wl-summary-mark-as-important))
3963           (if wl-summary-highlight
3964               (wl-highlight-summary-current-line))
3965           (if number
3966               (setq wl-summary-buffer-target-mark-list
3967                     (delq number wl-summary-buffer-target-mark-list))))
3968         (forward-line 1))
3969       (setq mlist wl-summary-buffer-target-mark-list)
3970       (while mlist
3971         (wl-summary-mark-as-important (car mlist))
3972         (wl-thread-msg-mark-as-important (car mlist))
3973         (setq wl-summary-buffer-target-mark-list
3974               (delq (car mlist) wl-summary-buffer-target-mark-list))
3975         (setq mlist (cdr mlist)))
3976       (wl-summary-count-unread)
3977       (wl-summary-update-modeline))))
3978
3979 (defun wl-summary-target-mark-save ()
3980   (interactive)
3981   (let ((wl-save-dir
3982          (wl-read-directory-name "Save to directory: "
3983                                  wl-temporary-file-directory))
3984         number)
3985     (if (null (file-exists-p wl-save-dir))
3986         (make-directory wl-save-dir))
3987     (while (setq number (car wl-summary-buffer-target-mark-list))
3988       (wl-thread-jump-to-msg number)
3989       (wl-summary-save t wl-save-dir)
3990       (wl-summary-unmark number))))
3991
3992 (defun wl-summary-target-mark-pick ()
3993   (interactive)
3994   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3995
3996 (defun wl-summary-mark-as-read (&optional number no-folder-mark)
3997   (interactive)
3998   (save-excursion
3999     (let ((buffer-read-only nil)
4000           (folder wl-summary-buffer-elmo-folder)
4001           (msgdb (wl-summary-buffer-msgdb))
4002           (case-fold-search nil)
4003           cur-mark mark stat visible uncached new-mark marked)
4004       (setq number (or number (wl-summary-message-number))
4005             visible (if number
4006                         (wl-summary-jump-to-msg number)
4007                       ;; interactive
4008                       t)
4009             mark (elmo-msgdb-get-mark msgdb number))
4010       (cond
4011        ((string= mark wl-summary-new-mark) ; N
4012         (setq stat 'new))
4013        ((string= mark wl-summary-unread-uncached-mark) ; U
4014         (setq stat 'unread))
4015        ((string= mark wl-summary-unread-cached-mark)  ; !
4016         (setq stat 'unread))
4017        ((string= mark wl-summary-read-uncached-mark)  ; u
4018         (setq stat 'read))
4019        (t
4020         ;; no need to mark server.
4021         (setq no-folder-mark t)))
4022       (setq new-mark
4023             (if (and (if (elmo-message-use-cache-p folder number)
4024                          (not (elmo-folder-local-p folder)))
4025                      (not (elmo-file-cache-exists-p
4026                            (elmo-message-field wl-summary-buffer-elmo-folder
4027                                                number 'message-id))))
4028                 wl-summary-read-uncached-mark
4029               nil))
4030       ;; folder mark.
4031       (unless no-folder-mark
4032         (setq marked (elmo-folder-mark-as-read folder (list number))))
4033       (when (or no-folder-mark marked)
4034         (cond ((eq stat 'unread)
4035                (setq wl-summary-buffer-unread-count
4036                      (1- wl-summary-buffer-unread-count)))
4037               ((eq stat 'new)
4038                (setq wl-summary-buffer-new-count
4039                      (1- wl-summary-buffer-new-count))))
4040         (wl-summary-update-modeline)
4041         (wl-folder-update-unread
4042          (wl-summary-buffer-folder-name)
4043          (+ wl-summary-buffer-unread-count
4044             wl-summary-buffer-new-count))
4045         (when stat
4046           ;; set mark on buffer
4047           (when visible
4048             (unless (string= (wl-summary-persistent-mark) new-mark)
4049               (delete-backward-char 1)
4050               (insert (or new-mark " "))))
4051           ;; set msgdb mark.
4052           (unless (string= mark new-mark)
4053             (elmo-msgdb-set-mark msgdb number new-mark))
4054           (wl-summary-set-mark-modified))
4055         (if (and visible wl-summary-highlight)
4056             (wl-highlight-summary-current-line nil nil t)))
4057       (set-buffer-modified-p nil)
4058       (if stat
4059           (run-hooks 'wl-summary-unread-message-hook))
4060       number ;return value
4061       )))
4062
4063 (defun wl-summary-mark-as-important (&optional number
4064                                                mark
4065                                                no-server-update)
4066   (interactive)
4067   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4068           'internal)
4069       (error "Cannot process mark in this folder"))
4070   (save-excursion
4071     (let* (eol
4072           (inhibit-read-only t)
4073           (buffer-read-only nil)
4074           (folder wl-summary-buffer-elmo-folder)
4075           (msgdb (wl-summary-buffer-msgdb))
4076           (number-alist (elmo-msgdb-get-number-alist msgdb))
4077           message-id visible cur-mark)
4078       (if number
4079           (progn
4080             (setq visible (wl-summary-jump-to-msg number))
4081             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4082         (setq visible t))
4083       (when visible
4084         (if (null (setq number (wl-summary-message-number)))
4085             (progn
4086               (message "No message.")
4087               (setq visible nil))
4088           (end-of-line)
4089           (setq eol (point))
4090           (wl-summary-goto-previous-message-beginning)))
4091       (if (or (and (not visible)
4092                    ;; already exists in msgdb.
4093                    (elmo-msgdb-overview-get-entity number msgdb))
4094               (setq cur-mark (wl-summary-persistent-mark)))
4095           (progn
4096             (setq number (or number (wl-summary-message-number)))
4097             (setq mark (or mark cur-mark))
4098             (setq message-id (elmo-message-field
4099                               wl-summary-buffer-elmo-folder
4100                               number
4101                               'message-id))
4102             (if (string= mark wl-summary-important-mark)
4103                 (progn
4104                   ;; server side mark
4105                   (save-match-data
4106                     (unless no-server-update
4107                       (elmo-folder-unmark-important folder (list number))
4108                       (elmo-msgdb-global-mark-delete message-id))
4109                     ;; Remove cache if local folder.
4110                     (if (and (elmo-folder-local-p folder)
4111                              (not (eq 'mark
4112                                       (elmo-folder-type-internal folder))))
4113                         (elmo-file-cache-delete
4114                          (elmo-file-cache-get-path message-id))))
4115                   (when visible
4116                     (delete-backward-char 1)
4117                     (insert " "))
4118                   (elmo-msgdb-set-mark msgdb number nil))
4119               ;; server side mark
4120               (save-match-data
4121                 (unless no-server-update
4122                   (elmo-folder-mark-as-important folder (list number))))
4123               (when visible
4124                 (delete-backward-char 1)
4125                 (insert wl-summary-important-mark))
4126               (elmo-msgdb-set-mark msgdb number
4127                                    wl-summary-important-mark)
4128               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4129                   (elmo-folder-mark-as-read folder (list number))
4130                 ;; Force cache message.
4131                 (elmo-message-encache folder number 'read))
4132               (unless no-server-update
4133                 (elmo-msgdb-global-mark-set message-id
4134                                             wl-summary-important-mark)))
4135             (wl-summary-set-mark-modified)))
4136       (if (and visible wl-summary-highlight)
4137           (wl-highlight-summary-current-line nil nil t))))
4138   (set-buffer-modified-p nil)
4139   number)
4140
4141 ;;; Summary line.
4142 (defvar wl-summary-line-formatter nil)
4143
4144 (defun wl-summary-view-old-p ()
4145   "Return non-nil when summary view cache has old format."
4146   (save-excursion
4147     (goto-char (point-min))
4148     (and wl-summary-buffer-number-list
4149          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4150
4151 (defun wl-summary-line-format-changed-p ()
4152   "Return non-nil when summary line format is changed."
4153   (not (string=
4154         wl-summary-buffer-line-format
4155         (or (elmo-object-load (expand-file-name
4156                                wl-summary-line-format-file
4157                                (elmo-folder-msgdb-path
4158                                 wl-summary-buffer-elmo-folder))
4159                               wl-summary-buffer-mime-charset)
4160             wl-summary-buffer-line-format))))
4161
4162 (defun wl-summary-line-format-save ()
4163   "Save current summary line format."
4164   (elmo-object-save
4165    (expand-file-name wl-summary-line-format-file
4166                      (elmo-folder-msgdb-path
4167                       wl-summary-buffer-elmo-folder))
4168    wl-summary-buffer-line-format
4169    wl-summary-buffer-mime-charset))
4170
4171 (defun wl-summary-line-number ()
4172   (wl-set-string-width
4173    (- wl-summary-buffer-number-column)
4174    (number-to-string
4175     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4176
4177 (defun wl-summary-line-year ()
4178   (aref wl-datevec 0))
4179 (defun wl-summary-line-month ()
4180   (format "%02d" (aref wl-datevec 1)))
4181 (defun wl-summary-line-day ()
4182   (format "%02d" (aref wl-datevec 2)))
4183 (defun wl-summary-line-day-of-week ()
4184   (condition-case nil
4185       (elmo-date-get-week (aref wl-datevec 0)
4186                           (aref wl-datevec 1)
4187                           (aref wl-datevec 2))
4188     (error "??")))
4189 (defun wl-summary-line-hour ()
4190   (format "%02d" (aref wl-datevec 3)))
4191 (defun wl-summary-line-minute ()
4192   (format "%02d" (aref wl-datevec 4)))
4193
4194 (defun wl-summary-line-size ()
4195   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4196     (if size
4197         (cond
4198          ((<= 1 (/ size 1048576))
4199           (format "%.0fM" (/ size 1048576.0)))
4200          ((<= 1 (/ size 1024))
4201           (format "%.0fK" (/ size 1024.0)))
4202          (t (format "%dB" size)))
4203       "")))
4204
4205 (defun wl-summary-line-subject ()
4206   (let (no-parent subject parent-raw-subject parent-subject)
4207     (if (string= wl-thr-indent-string "")
4208         (setq no-parent t)) ; no parent
4209     (setq subject
4210           (elmo-delete-char ?\n
4211                             (or (elmo-msgdb-overview-entity-get-subject
4212                                  wl-message-entity)
4213                                 wl-summary-no-subject-message)))
4214     (setq parent-raw-subject
4215           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4216     (setq parent-subject
4217           (if parent-raw-subject
4218               (elmo-delete-char ?\n parent-raw-subject)))
4219     (if (or no-parent
4220             (null parent-subject)
4221             (not (wl-summary-subject-equal
4222                   subject parent-subject)))
4223         (funcall wl-summary-subject-function subject)
4224       "")))
4225
4226 (defun wl-summary-line-from ()
4227   (elmo-delete-char ?\n
4228                     (funcall wl-summary-from-function
4229                              (elmo-msgdb-overview-entity-get-from
4230                               wl-message-entity))))
4231
4232 (defun wl-summary-line-list-info ()
4233   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4234     (if (car list-info)
4235         (format (if (cdr list-info) "(%s %05.0f)" "(%s)")
4236                 (car list-info) (cdr list-info))
4237       "")))
4238
4239 (defun wl-summary-line-list-count ()
4240   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4241     (if ml-count
4242         (format "%.0f" ml-count)
4243       "")))
4244
4245 (defun wl-summary-line-attached ()
4246   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4247                        wl-message-entity "content-type"))
4248         (case-fold-search t))
4249     (if (and content-type
4250              (string-match "multipart/mixed" content-type))
4251         "@"
4252       "")))
4253
4254 (defun wl-summary-create-line (wl-message-entity
4255                                wl-parent-message-entity
4256                                wl-temp-mark
4257                                wl-persistent-mark
4258                                &optional
4259                                wl-thr-children-number
4260                                wl-thr-indent-string
4261                                wl-thr-linked)
4262   "Create a summary line."
4263   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4264         (elmo-mime-charset wl-summary-buffer-mime-charset)
4265         (elmo-lang wl-summary-buffer-weekday-name-lang)
4266         (wl-datevec (or (ignore-errors (timezone-fix-time
4267                                         (elmo-msgdb-overview-entity-get-date
4268                                          wl-message-entity)
4269                                         nil
4270                                         wl-summary-fix-timezone))
4271                         (make-vector 5 0)))
4272         (entity wl-message-entity) ; backward compatibility.
4273         line mark)
4274     (if (and wl-thr-indent-string
4275              wl-summary-indent-length-limit
4276              (< wl-summary-indent-length-limit
4277                 (string-width wl-thr-indent-string)))
4278         (setq wl-thr-indent-string (wl-set-string-width
4279                                     wl-summary-indent-length-limit
4280                                     wl-thr-indent-string)))
4281     (setq line (funcall wl-summary-buffer-line-formatter))
4282     (if wl-summary-width (setq line
4283                                (wl-set-string-width
4284                                 (- wl-summary-width 1) line nil
4285                                 'ignore-invalid)))
4286     (setq line (concat line
4287                        "\r"
4288                        (number-to-string
4289                         (elmo-msgdb-overview-entity-get-number
4290                          wl-message-entity))))
4291     (if wl-summary-highlight
4292         (wl-highlight-summary-line-string line
4293                                           wl-persistent-mark
4294                                           wl-temp-mark
4295                                           wl-thr-indent-string))
4296     line))
4297
4298 (defsubst wl-summary-proc-wday (wday-str year month mday)
4299   (save-match-data
4300     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4301         (wl-match-string 1 wday-str)
4302       (elmo-date-get-week year month mday))))
4303
4304 (defvar wl-summary-move-spec-plugged-alist
4305   (` ((new . ((t . nil)
4306               (p . (, wl-summary-new-mark))
4307               (p . (, (wl-regexp-opt
4308                        (list wl-summary-unread-uncached-mark
4309                              wl-summary-unread-cached-mark))))
4310               (p . (, (regexp-quote wl-summary-important-mark)))))
4311       (unread . ((t . nil)
4312                  (p . (, (wl-regexp-opt
4313                           (list wl-summary-new-mark
4314                                 wl-summary-unread-uncached-mark
4315                                 wl-summary-unread-cached-mark))))
4316                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4317
4318 (defvar wl-summary-move-spec-unplugged-alist
4319   (` ((new . ((t . nil)
4320               (p . (, wl-summary-unread-cached-mark))
4321               (p . (, (regexp-quote wl-summary-important-mark)))))
4322       (unread . ((t . nil)
4323                  (p . (, wl-summary-unread-cached-mark))
4324                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4325
4326 (defsubst wl-summary-next-message (num direction hereto)
4327   (if wl-summary-buffer-next-message-function
4328       (funcall wl-summary-buffer-next-message-function num direction hereto)
4329     (let ((cur-spec (cdr (assq wl-summary-move-order
4330                                (if (elmo-folder-plugged-p
4331                                     wl-summary-buffer-elmo-folder)
4332                                    wl-summary-move-spec-plugged-alist
4333                                  wl-summary-move-spec-unplugged-alist))))
4334           (nums (memq num (if (eq direction 'up)
4335                               (reverse wl-summary-buffer-number-list)
4336                             wl-summary-buffer-number-list)))
4337           marked-list nums2)
4338       (unless hereto (setq nums (cdr nums)))
4339       (setq nums2 nums)
4340       (if cur-spec
4341           (catch 'done
4342             (while cur-spec
4343               (setq nums nums2)
4344               (cond ((eq (car (car cur-spec)) 'p)
4345                      (if (setq marked-list
4346                                (elmo-folder-list-messages-mark-match
4347                                 wl-summary-buffer-elmo-folder
4348                                 (cdr (car cur-spec))))
4349                          (while nums
4350                            (if (memq (car nums) marked-list)
4351                                (throw 'done (car nums)))
4352                            (setq nums (cdr nums)))))
4353                     ((eq (car (car cur-spec)) 't)
4354                      (if wl-summary-buffer-target-mark-list
4355                          (while nums
4356                            (if (memq (car nums)
4357                                      wl-summary-buffer-target-mark-list)
4358                                (throw 'done (car nums)))
4359                            (setq nums (cdr nums))))))
4360               (setq cur-spec (cdr cur-spec))))
4361         (car nums)))))
4362
4363 (defsubst wl-summary-cursor-move (direction hereto)
4364   (when (and (eq direction 'up)
4365              (eobp))
4366     (forward-line -1)
4367     (setq hereto t))
4368   (let (num)
4369     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4370                                              direction hereto))
4371       (if (numberp num)
4372           (wl-thread-jump-to-msg num))
4373       t)))
4374 ;;
4375 ;; Goto unread or important
4376 ;; returns t if next message exists in this folder.
4377 (defun wl-summary-cursor-down (&optional hereto)
4378   (interactive "P")
4379   (wl-summary-cursor-move 'down hereto))
4380
4381 (defun wl-summary-cursor-up (&optional hereto)
4382   (interactive "P")
4383   (wl-summary-cursor-move 'up hereto))
4384
4385 (defun wl-summary-save-view-cache ()
4386   (save-excursion
4387     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4388            (cache (expand-file-name wl-summary-cache-file dir))
4389            (view (expand-file-name wl-summary-view-file dir))
4390            (save-view wl-summary-buffer-view)
4391            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4392            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4393            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4394            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4395            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4396            (temp-column wl-summary-buffer-temp-mark-column)
4397            (charset wl-summary-buffer-mime-charset))
4398       (if (file-directory-p dir)
4399           (); ok.
4400         (if (file-exists-p dir)
4401             (error "File %s already exists" dir)
4402           (elmo-make-directory dir)))
4403       (if (eq save-view 'thread)
4404           (wl-thread-save-entity dir))
4405       (when wl-summary-check-line-format
4406         (wl-summary-line-format-save))
4407       (unwind-protect
4408           (progn
4409             (when (file-writable-p cache)
4410               (copy-to-buffer tmp-buffer (point-min) (point-max))
4411               (with-current-buffer tmp-buffer
4412                 (widen)
4413                 (make-local-variable 'wl-summary-highlight)
4414                 (setq wl-summary-highlight nil
4415                       wl-summary-buffer-target-mark-list mark-list
4416                       wl-summary-buffer-refile-list refile-list
4417                       wl-summary-buffer-copy-list copy-list
4418                       wl-summary-buffer-delete-list delete-list
4419                       wl-summary-buffer-temp-mark-column temp-column)
4420                 (wl-summary-delete-all-temp-marks)
4421                 (encode-coding-region
4422                  (point-min) (point-max)
4423                  (or (and wl-on-mule ; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
4424                           (mime-charset-to-coding-system charset 'LF))
4425                      ;; Mule 2 doesn't have `*ctext*unix'.
4426                      (mime-charset-to-coding-system charset)))
4427                 (write-region-as-binary (point-min)(point-max)
4428                                         cache nil 'no-msg)))
4429             (when (file-writable-p view) ; 'thread or 'sequence
4430               (save-excursion
4431                 (set-buffer tmp-buffer)
4432                 (erase-buffer)
4433                 (prin1 save-view tmp-buffer)
4434                 (princ "\n" tmp-buffer)
4435                 (write-region (point-min) (point-max) view nil 'no-msg))))
4436         ;; kill tmp buffer.
4437         (kill-buffer tmp-buffer)))))
4438
4439 (defsubst wl-summary-get-sync-range (folder)
4440   (intern (or (and
4441                (elmo-folder-plugged-p folder)
4442                (wl-get-assoc-list-value
4443                 wl-folder-sync-range-alist
4444                 (elmo-folder-name-internal folder)))
4445               wl-default-sync-range)))
4446
4447 ;; redefined for wl-summary-sync-update
4448 (defun wl-summary-input-range (folder)
4449   "returns update or all or rescan."
4450   ;; for the case when parts are expanded in the bottom of the folder
4451   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4452                             "cache-status"
4453                             "no-sync" "rescan-noscore" "all-visible"))
4454         (default (or (wl-get-assoc-list-value
4455                       wl-folder-sync-range-alist
4456                       folder)
4457                      wl-default-sync-range))
4458         range)
4459     (setq range
4460           (completing-read (format "Range (%s): " default)
4461                            (mapcar
4462                             (function (lambda (x) (cons x x)))
4463                             input-range-list)))
4464     (if (string= range "")
4465         default
4466       range)))
4467
4468 (defun wl-summary-toggle-disp-folder (&optional arg)
4469   (interactive)
4470   (let ((cur-buf (current-buffer))
4471         (summary-win (get-buffer-window (current-buffer)))
4472         fld-buf fld-win)
4473     (cond
4474      ((eq arg 'on)
4475       (setq wl-summary-buffer-disp-folder t)
4476       ;; hide your folder window
4477       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4478           (if (setq fld-win (get-buffer-window fld-buf))
4479               (delete-window fld-win))))
4480      ((eq arg 'off)
4481       (setq wl-summary-buffer-disp-folder nil)
4482       ;; hide your wl-message window!
4483       (when (buffer-live-p wl-message-buffer)
4484         (wl-message-select-buffer wl-message-buffer)
4485         (delete-window))
4486       (select-window (get-buffer-window cur-buf))
4487       ;; display wl-folder window!!
4488       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4489           (if (setq fld-win (get-buffer-window fld-buf))
4490               ;; folder win is already displayed.
4491               (select-window fld-win)
4492             ;; folder win is not displayed.
4493             (switch-to-buffer fld-buf))
4494         ;; no folder buf
4495         (wl-folder))
4496       ;; temporarily delete summary-win.
4497       (if summary-win
4498           (delete-window summary-win))
4499       (split-window-horizontally wl-folder-window-width)
4500       (other-window 1)
4501       (switch-to-buffer cur-buf))
4502      (t
4503       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4504           (if (setq fld-win (get-buffer-window fld-buf))
4505               (setq wl-summary-buffer-disp-folder nil)
4506             (setq wl-summary-buffer-disp-folder t)))
4507       (if (not wl-summary-buffer-disp-folder)
4508           ;; hide message window
4509           (let ((mes-win (and wl-message-buffer
4510                               (get-buffer-window wl-message-buffer)))
4511                 (wl-stay-folder-window t))
4512             (if mes-win (delete-window mes-win))
4513             ;; hide your folder window
4514             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4515                 (if (setq fld-win (get-buffer-window fld-buf))
4516                     (progn
4517                       (delete-window (get-buffer-window cur-buf))
4518                       (select-window fld-win)
4519                       (switch-to-buffer cur-buf))))
4520             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4521             ;; resume message window.
4522             (when mes-win
4523               (wl-message-select-buffer wl-message-buffer)
4524               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4525               (select-window (get-buffer-window cur-buf))))
4526         ;; hide message window
4527         (let ((wl-stay-folder-window t)
4528               (mes-win (and wl-message-buffer
4529                             (get-buffer-window wl-message-buffer))))
4530           (if mes-win (delete-window mes-win))
4531           (select-window (get-buffer-window cur-buf))
4532           ;; display wl-folder window!!
4533           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4534               (if (setq fld-win (get-buffer-window fld-buf))
4535                   ;; folder win is already displayed.
4536                   (select-window fld-win)
4537                 ;; folder win is not displayed...occupy all.
4538                 (switch-to-buffer fld-buf))
4539             ;; no folder buf
4540             (wl-folder))
4541           (split-window-horizontally wl-folder-window-width)
4542           (other-window 1)
4543           (switch-to-buffer cur-buf)
4544           ;; resume message window.
4545           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4546           (when mes-win
4547             (wl-message-select-buffer wl-message-buffer)
4548             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4549             (select-window (get-buffer-window cur-buf))))))))
4550   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4551
4552 (defun wl-summary-toggle-disp-msg (&optional arg)
4553   (interactive)
4554   (let ((cur-buf (current-buffer))
4555         fld-buf fld-win
4556         summary-win)
4557     (cond
4558      ((eq arg 'on)
4559       (setq wl-summary-buffer-disp-msg t)
4560       (save-excursion
4561         ;; hide your folder window
4562         (if (and (not wl-stay-folder-window)
4563                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4564             (if (setq fld-win (get-buffer-window fld-buf))
4565                 (unless (one-window-p fld-win)
4566                   (delete-window fld-win))))))
4567      ((eq arg 'off)
4568       (wl-delete-all-overlays)
4569       (setq wl-summary-buffer-disp-msg nil)
4570       (save-excursion
4571         (when (buffer-live-p wl-message-buffer)
4572           (wl-message-select-buffer wl-message-buffer)
4573           (delete-window)
4574           (and (get-buffer-window cur-buf)
4575                (select-window (get-buffer-window cur-buf))))
4576         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4577      (t
4578       (if (and wl-message-buffer
4579                (get-buffer-window wl-message-buffer)) ; already displayed
4580           (setq wl-summary-buffer-disp-msg nil)
4581         (setq wl-summary-buffer-disp-msg t))
4582       (if wl-summary-buffer-disp-msg
4583           (progn
4584             (wl-summary-redisplay)
4585 ;;; hide your folder window
4586 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4587 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4588 ;;;             (delete-window fld-win)))
4589             (run-hooks 'wl-summary-toggle-disp-on-hook))
4590         (wl-delete-all-overlays)
4591         (save-excursion
4592           (wl-message-select-buffer wl-message-buffer)
4593           (delete-window)
4594           (select-window (get-buffer-window cur-buf))
4595           (run-hooks 'wl-summary-toggle-disp-off-hook))
4596 ;;;     (switch-to-buffer cur-buf)
4597         )))))
4598
4599 (defun wl-summary-next-line-content ()
4600   "Show next line of the message."
4601   (interactive)
4602   (let ((cur-buf (current-buffer)))
4603     (wl-summary-toggle-disp-msg 'on)
4604     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4605       (set-buffer cur-buf)
4606       (wl-message-next-page 1))))
4607
4608 (defun wl-summary-prev-line-content ()
4609   (interactive)
4610   (let ((cur-buf (current-buffer)))
4611     (wl-summary-toggle-disp-msg 'on)
4612     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4613       (set-buffer cur-buf)
4614       (wl-message-prev-page 1))))
4615
4616 (defun wl-summary-next-page ()
4617   (interactive)
4618   (let ((cur-buf (current-buffer)))
4619     (wl-summary-toggle-disp-msg 'on)
4620     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4621       (set-buffer cur-buf)
4622       (wl-message-next-page))))
4623
4624 (defun wl-summary-prev-page ()
4625   (interactive)
4626   (let ((cur-buf (current-buffer)))
4627     (wl-summary-toggle-disp-msg 'on)
4628     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4629       (set-buffer cur-buf)
4630       (wl-message-prev-page))))
4631
4632 (defsubst wl-summary-no-mime-p (folder)
4633   (wl-string-match-member (elmo-folder-name-internal folder)
4634                           wl-summary-no-mime-folder-list))
4635
4636 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4637   "Set message buffer.
4638 If message is not displayed yet, display it.
4639 Return t if message exists."
4640   (let ((folder wl-summary-buffer-elmo-folder)
4641         (number (wl-summary-message-number))
4642         cur-folder cur-number message-last-pos)
4643     (when (buffer-live-p wl-message-buffer)
4644       (save-window-excursion
4645         (wl-message-select-buffer wl-message-buffer)
4646         (setq cur-folder wl-message-buffer-cur-folder)
4647         (setq cur-number wl-message-buffer-cur-number)))
4648     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4649              (eq number (or cur-number 0)))
4650         (progn
4651           (set-buffer wl-message-buffer)
4652           t)
4653       (if (wl-summary-no-mime-p folder)
4654           (wl-summary-redisplay-no-mime-internal folder number)
4655         (wl-summary-redisplay-internal folder number))
4656       (when (buffer-live-p wl-message-buffer)
4657         (set-buffer wl-message-buffer))
4658       nil)))
4659
4660 (defun wl-summary-target-mark-forward (&optional arg)
4661   (interactive "P")
4662   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4663         (summary-buf (current-buffer))
4664         (wl-draft-forward t)
4665         start-point
4666         draft-buf)
4667     (wl-summary-jump-to-msg (car mlist))
4668     (wl-summary-forward t)
4669     (setq start-point (point))
4670     (setq draft-buf (current-buffer))
4671     (setq mlist (cdr mlist))
4672     (save-window-excursion
4673       (when mlist
4674         (while mlist
4675           (set-buffer summary-buf)
4676           (wl-summary-jump-to-msg (car mlist))
4677           (wl-summary-redisplay)
4678           (set-buffer draft-buf)
4679           (goto-char (point-max))
4680           (wl-draft-insert-message)
4681           (setq mlist (cdr mlist)))
4682         (wl-draft-body-goto-top)
4683         (wl-draft-enclose-digest-region (point) (point-max)))
4684       (goto-char start-point)
4685       (save-excursion
4686         (set-buffer summary-buf)
4687         (wl-summary-delete-all-temp-marks)))
4688     (run-hooks 'wl-mail-setup-hook)))
4689
4690 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4691   (interactive "P")
4692   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4693         (summary-buf (current-buffer))
4694         change-major-mode-hook
4695         start-point
4696         draft-buf)
4697     (wl-summary-jump-to-msg (car mlist))
4698     (wl-summary-reply arg t)
4699     (goto-char (point-max))
4700     (setq start-point (point-marker))
4701     (setq draft-buf (current-buffer))
4702     (save-window-excursion
4703       (while mlist
4704         (set-buffer summary-buf)
4705         (delete-other-windows)
4706         (wl-summary-jump-to-msg (car mlist))
4707         (wl-summary-redisplay)
4708         (set-buffer draft-buf)
4709         (goto-char (point-max))
4710         (wl-draft-yank-original)
4711         (setq mlist (cdr mlist)))
4712       (goto-char start-point)
4713       (save-excursion
4714         (set-buffer summary-buf)
4715         (wl-summary-delete-all-temp-marks)))
4716     (wl-draft-reply-position wl-draft-reply-default-position)
4717     (run-hooks 'wl-mail-setup-hook)))
4718
4719 (defun wl-summary-reply-with-citation (&optional arg)
4720   (interactive "P")
4721   (when (wl-summary-reply arg t)
4722     (goto-char (point-max))
4723     (wl-draft-yank-original)
4724     (wl-draft-reply-position wl-draft-reply-default-position)
4725     (run-hooks 'wl-mail-setup-hook)))
4726
4727 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4728   (interactive)
4729   (let* ((original (wl-summary-message-number))
4730          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4731          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4732          msg otherfld schar
4733          (errmsg
4734           (format "No message with id \"%s\" in the folder." msgid)))
4735     (if (setq msg (car (rassoc msgid number-alist)))
4736 ;;;     (wl-summary-jump-to-msg-internal
4737 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4738         (progn
4739           (wl-thread-jump-to-msg msg)
4740           t)
4741       ;; for XEmacs!
4742       (if (and elmo-use-database
4743                (setq errmsg
4744                      (format
4745                       "No message with id \"%s\" in the database." msgid))
4746                (setq otherfld (elmo-database-msgid-get msgid)))
4747           (if (cdr (wl-summary-jump-to-msg-internal
4748                     (car otherfld) (nth 1 otherfld) 'no-sync))
4749               t ; succeed.
4750             ;; Back to original.
4751             (wl-summary-jump-to-msg-internal
4752              (wl-summary-buffer-folder-name) original 'no-sync))
4753         (cond ((eq wl-summary-search-via-nntp 'confirm)
4754                (require 'elmo-nntp)
4755                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4756                         elmo-nntp-default-server)
4757                (setq schar (read-char))
4758                (cond ((eq schar ?y)
4759                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4760                      ((eq schar ?s)
4761                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4762                        msgid
4763                        (read-from-minibuffer "NNTP Server: ")))
4764                      (t
4765                       (message errmsg)
4766                       nil)))
4767               (wl-summary-search-via-nntp
4768                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4769               (t
4770                (message errmsg)
4771                nil))))))
4772
4773 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4774   (interactive)
4775   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4776          newsgroups folder ret
4777          user server port type spec)
4778     (if server-spec
4779         (if (string-match "^-" server-spec)
4780             (setq spec (wl-folder-get-elmo-folder server-spec)
4781                   user (elmo-net-folder-user-internal spec)
4782                   server (elmo-net-folder-server-internal spec)
4783                   port (elmo-net-folder-port-internal spec)
4784                   type (elmo-net-folder-stream-type-internal spec))
4785           (setq server server-spec)))
4786     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4787                      msgid
4788                      (or server elmo-nntp-default-server)
4789                      (or user elmo-nntp-default-user)
4790                      (or port elmo-nntp-default-port)
4791                      (or type elmo-nntp-default-stream-type)))
4792       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4793       (setq folder (concat "-" (car newsgroups)
4794                            (elmo-nntp-folder-postfix user server port type)))
4795       (catch 'found
4796         (while newsgroups
4797           (if (wl-folder-entity-exists-p (car newsgroups)
4798                                          wl-folder-newsgroups-hashtb)
4799               (throw 'found
4800                      (setq folder (concat "-" (car newsgroups)
4801                                           (elmo-nntp-folder-postfix
4802                                            user server port type)))))
4803           (setq newsgroups (cdr newsgroups)))))
4804     (if ret
4805         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4806       (message "No message id \"%s\" in nntp server \"%s\"."
4807                msgid (or server elmo-nntp-default-server))
4808       nil)))
4809
4810 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4811   (let (wl-auto-select-first entity)
4812     (if (or (string= folder (wl-summary-buffer-folder-name))
4813             (y-or-n-p
4814              (format
4815               "Message was found in the folder \"%s\". Jump to it? "
4816               folder)))
4817         (progn
4818           (unwind-protect
4819               (wl-summary-goto-folder-subr
4820                folder scan-type nil nil t)
4821             (if msgid
4822                 (setq msg
4823                       (car (rassoc msgid
4824                                    (elmo-msgdb-get-number-alist
4825                                     (wl-summary-buffer-msgdb))))))
4826             (setq entity (wl-folder-search-entity-by-name folder
4827                                                           wl-folder-entity
4828                                                           'folder))
4829             (if entity
4830                 (wl-folder-set-current-entity-id
4831                  (wl-folder-get-entity-id entity))))
4832           (if (null msg)
4833               (message "Message was not found currently in this folder.")
4834             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4835           (cons folder msg)))))
4836
4837 (defun wl-summary-jump-to-parent-message (arg)
4838   (interactive "P")
4839   (let ((cur-buf (current-buffer))
4840         (disp-msg wl-summary-buffer-disp-msg)
4841         (number (wl-summary-message-number))
4842         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4843         (i -1) ;; xxx
4844         msg-id msg-num ref-list ref irt)
4845     (if (null number)
4846         (message "No message.")
4847       (when (eq wl-summary-buffer-view 'thread)
4848         (cond ((and arg (not (numberp arg)))
4849                (setq msg-num
4850                      (wl-thread-entity-get-number
4851                       (wl-thread-entity-get-top-entity
4852                        (wl-thread-get-entity number)))))
4853               ((and arg (numberp arg))
4854                (setq i 0)
4855                (setq msg-num number)
4856                (while (< i arg)
4857                  (setq msg-num
4858                        (wl-thread-entity-get-number
4859                         (wl-thread-entity-get-parent-entity
4860                          (wl-thread-get-entity msg-num))))
4861                  (setq i (1+ i))))
4862               (t (setq msg-num
4863                        (wl-thread-entity-get-number
4864                         (wl-thread-entity-get-parent-entity
4865                          (wl-thread-get-entity number)))))))
4866       (when (null msg-num)
4867         (wl-summary-set-message-buffer-or-redisplay)
4868         (set-buffer (wl-message-get-original-buffer))
4869         (message "Searching parent message...")
4870         (setq ref (std11-field-body "References")
4871               irt (std11-field-body "In-Reply-To"))
4872         (cond
4873          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4874                (string-match regexp ref))
4875           ;; The first message of the thread.
4876           (setq msg-id (wl-match-string 1 ref)))
4877          ;; "In-Reply-To:" has only one msg-id.
4878          ((and (null arg) irt (not (string= irt ""))
4879                (string-match regexp irt))
4880           (setq msg-id (wl-match-string 1 irt)))
4881          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4882                (string-match regexp ref))
4883           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4884           (while (string-match regexp ref)
4885             (setq ref-list
4886                   (append (list
4887                            (wl-match-string 1 ref))
4888                           ref-list))
4889             (setq ref (substring ref (match-end 0)))
4890             (setq i (1+ i)))
4891           (setq msg-id
4892                 (if (null arg) (nth 0 ref-list) ;; previous
4893                   (if (<= arg i) (nth (1- arg) ref-list)
4894                     (nth i ref-list))))))
4895         (set-buffer cur-buf)
4896         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4897       (cond ((and (null msg-id) (null msg-num))
4898              (message "No parent message!")
4899              nil)
4900             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4901              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4902              (message "Searching parent message...done")
4903              t)
4904             ((and msg-num (wl-summary-jump-to-msg msg-num))
4905              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4906              (message "Searching parent message...done")
4907              t)
4908             (t ; failed.
4909              (message "Parent message was not found.")
4910              nil)))))
4911
4912 (defun wl-summary-reply (&optional arg without-setup-hook)
4913   "Reply to current message. Default is \"wide\" reply.
4914 Reply to author if invoked with ARG."
4915   (interactive "P")
4916   (let ((folder wl-summary-buffer-elmo-folder)
4917         (number (wl-summary-message-number))
4918         (summary-buf (current-buffer))
4919         mes-buf)
4920     (when number
4921       (save-excursion
4922         (wl-summary-redisplay-internal folder number))
4923       (setq mes-buf wl-message-buffer)
4924       (wl-message-select-buffer wl-message-buffer)
4925       (set-buffer mes-buf)
4926       (goto-char (point-min))
4927       (when (setq mes-buf (wl-message-get-original-buffer))
4928         (wl-draft-reply mes-buf arg summary-buf)
4929         (wl-draft-reply-position wl-draft-reply-default-position)
4930         (unless without-setup-hook
4931           (run-hooks 'wl-mail-setup-hook)))
4932       t)))
4933
4934 (defun wl-summary-write ()
4935   "Write a new draft from Summary."
4936   (interactive)
4937   (wl-draft (list (cons 'To ""))
4938             nil nil nil nil (wl-summary-buffer-folder-name))
4939   (run-hooks 'wl-mail-setup-hook)
4940   (mail-position-on-field "To"))
4941
4942 (defvar wl-summary-write-current-folder-functions
4943   '(wl-folder-get-newsgroups
4944     wl-folder-guess-mailing-list-by-refile-rule
4945     wl-folder-guess-mailing-list-by-folder-name)
4946   "Newsgroups or Mailing List address guess functions list.
4947 Call from `wl-summary-write-current-folder'.
4948 When guess function return nil, challenge next guess-function.")
4949
4950 (defun wl-summary-write-current-folder (&optional folder)
4951   "Write message to current FOLDER's newsgroup or mailing-list.
4952 Use function list is `wl-summary-write-current-folder-functions'."
4953   (interactive)
4954   ;; default FOLDER is current buffer folder
4955   (setq folder (or folder (wl-summary-buffer-folder-name)))
4956   (let ((func-list wl-summary-write-current-folder-functions)
4957         guess-list guess-func)
4958     (while func-list
4959       (setq guess-list (funcall (car func-list) folder))
4960       (if (null guess-list)
4961           (setq func-list (cdr func-list))
4962         (setq guess-func (car func-list))
4963         (setq func-list nil)))
4964     (if (null guess-func)
4965         (wl-summary-write)
4966       (unless (or (stringp (nth 0 guess-list))
4967                   (stringp (nth 1 guess-list))
4968                   (stringp (nth 2 guess-list)))
4969         (error "Invalid value return guess function `%s'"
4970                (symbol-name guess-func)))
4971       (wl-draft (list (cons 'To (nth 0 guess-list))
4972                       (cons 'Cc (nth 1 guess-list))
4973                       (cons 'Newsgroups (nth 2 guess-list)))
4974                 nil nil nil nil folder)
4975       (run-hooks 'wl-mail-setup-hook)
4976       (mail-position-on-field "Subject"))))
4977
4978 (defun wl-summary-forward (&optional without-setup-hook)
4979   ""
4980   (interactive)
4981   (let ((folder wl-summary-buffer-elmo-folder)
4982         (number (wl-summary-message-number))
4983         (summary-buf (current-buffer))
4984         (wl-draft-forward t)
4985         mes-buf
4986         entity subject num)
4987     (if (null number)
4988         (message "No message.")
4989       (if (and (elmo-message-use-cache-p folder number)
4990                (eq (elmo-file-cache-status
4991                     (elmo-file-cache-get
4992                      (elmo-message-field folder number 'message-id)))
4993                    'section))
4994           ;; Reload.
4995           (wl-summary-redisplay-internal nil nil 'force-reload)
4996         (wl-summary-redisplay-internal folder number))
4997       (setq mes-buf wl-message-buffer)
4998       (wl-message-select-buffer mes-buf)
4999       ;; get original subject.
5000       (if summary-buf
5001           (save-excursion
5002             (set-buffer summary-buf)
5003             (setq subject
5004                   (or (elmo-message-field folder number 'subject) ""))))
5005       (set-buffer mes-buf)
5006       (wl-draft-forward subject summary-buf)
5007       (unless without-setup-hook
5008         (run-hooks 'wl-mail-setup-hook)))))
5009
5010 (defun wl-summary-click (e)
5011   (interactive "e")
5012   (mouse-set-point e)
5013   (wl-summary-read))
5014
5015 (defun wl-summary-read ()
5016   "Proceed reading message in the summary buffer."
5017   (interactive)
5018   (let ((cur-buf (current-buffer)))
5019     (wl-summary-toggle-disp-msg 'on)
5020     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
5021       (set-buffer cur-buf)
5022       (if (wl-message-next-page)
5023           (wl-summary-down t)))))
5024
5025 (defsubst wl-summary-cursor-move-surface (downward interactive)
5026   (if wl-summary-move-direction-toggle
5027       (setq wl-summary-move-direction-downward downward))
5028   (let ((start (point))
5029         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
5030         (skip t)
5031         skip-pmark-regexp goto-next next-entity finfo)
5032     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
5033         ()
5034       (setq skip-pmark-regexp
5035             (wl-regexp-opt (list " "
5036                                  wl-summary-unread-cached-mark
5037                                  wl-summary-important-mark))))
5038     (while (and skip
5039                 (not (if downward (eobp) (bobp))))
5040       (if downward
5041           (forward-line 1)
5042         (forward-line -1))
5043       (setq skip (or (string-match skip-tmark-regexp
5044                                    (save-excursion
5045                                      (wl-summary-temp-mark)))
5046                      (and skip-pmark-regexp
5047                           (not (string-match
5048                                 skip-pmark-regexp
5049                                 (save-excursion
5050                                   (wl-summary-persistent-mark))))))))
5051
5052     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
5053     (if (or (eobp) (and (bobp) skip))
5054         (goto-char start))
5055
5056     (beginning-of-line)
5057
5058     (if (not goto-next)
5059         (if wl-summary-buffer-disp-msg
5060             (wl-summary-redisplay))
5061       (if interactive
5062           (cond
5063            ((and (not downward) wl-summary-buffer-prev-folder-function)
5064             (funcall wl-summary-buffer-prev-folder-function))
5065            ((and downward wl-summary-buffer-next-folder-function)
5066             (funcall wl-summary-buffer-next-folder-function))
5067            (t
5068             (when wl-auto-select-next
5069               (setq next-entity
5070                     (if downward
5071                         (wl-summary-get-next-folder)
5072                       (wl-summary-get-prev-folder)))
5073               (if next-entity
5074                   (setq finfo (wl-folder-get-entity-info next-entity))))
5075             (wl-ask-folder
5076              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5077              (format
5078               "No more messages. Type SPC to go to %s."
5079               (wl-summary-entity-info-msg next-entity finfo)))))))))
5080
5081 (defun wl-summary-prev (&optional interactive)
5082   (interactive)
5083   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
5084
5085 (defun wl-summary-next (&optional interactive)
5086   (interactive)
5087   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
5088
5089 (defun wl-summary-up (&optional interactive skip-no-unread)
5090   ""
5091   (interactive)
5092   (if wl-summary-move-direction-toggle
5093       (setq wl-summary-move-direction-downward nil))
5094   (if (wl-summary-cursor-up)
5095       (if wl-summary-buffer-disp-msg
5096           (wl-summary-redisplay))
5097     (if (or interactive
5098             (interactive-p))
5099         (if wl-summary-buffer-prev-folder-function
5100             (funcall wl-summary-buffer-prev-folder-function)
5101           (let (next-entity finfo)
5102             (when wl-auto-select-next
5103               (progn
5104                 (setq next-entity (wl-summary-get-prev-unread-folder))
5105                 (if next-entity
5106                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5107             (if (and skip-no-unread
5108                      (eq wl-auto-select-next 'skip-no-unread))
5109                 (wl-summary-next-folder-or-exit next-entity t)
5110               (wl-ask-folder
5111                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5112                (format
5113                 "No more unread messages. Type SPC to go to %s."
5114                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5115
5116 (defun wl-summary-get-prev-folder ()
5117   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5118         last-entity cur-id)
5119     (when folder-buf
5120       (setq cur-id (save-excursion (set-buffer folder-buf)
5121                                    wl-folder-buffer-cur-entity-id))
5122       (wl-folder-get-prev-folder cur-id))))
5123
5124 (defun wl-summary-get-next-folder ()
5125   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5126         cur-id)
5127     (when folder-buf
5128       (setq cur-id (save-excursion (set-buffer folder-buf)
5129                                    wl-folder-buffer-cur-entity-id))
5130       (wl-folder-get-next-folder cur-id))))
5131
5132 (defun wl-summary-get-next-unread-folder ()
5133   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5134         cur-id)
5135     (when folder-buf
5136       (setq cur-id (save-excursion (set-buffer folder-buf)
5137                                    wl-folder-buffer-cur-entity-id))
5138       (wl-folder-get-next-folder cur-id 'unread))))
5139
5140 (defun wl-summary-get-prev-unread-folder ()
5141   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5142         cur-id)
5143     (when folder-buf
5144       (setq cur-id (save-excursion (set-buffer folder-buf)
5145                                    wl-folder-buffer-cur-entity-id))
5146       (wl-folder-get-prev-folder cur-id 'unread))))
5147
5148 (defun wl-summary-down (&optional interactive skip-no-unread)
5149   (interactive)
5150   (if wl-summary-move-direction-toggle
5151       (setq wl-summary-move-direction-downward t))
5152   (if (wl-summary-cursor-down)
5153       (if wl-summary-buffer-disp-msg
5154           (wl-summary-redisplay))
5155     (if (or interactive
5156             (interactive-p))
5157         (if wl-summary-buffer-next-folder-function
5158             (funcall wl-summary-buffer-next-folder-function)
5159           (let (next-entity finfo)
5160             (when wl-auto-select-next
5161               (setq next-entity (wl-summary-get-next-unread-folder)))
5162             (if next-entity
5163                 (setq finfo (wl-folder-get-entity-info next-entity)))
5164             (if (and skip-no-unread
5165                      (eq wl-auto-select-next 'skip-no-unread))
5166                 (wl-summary-next-folder-or-exit next-entity)
5167               (wl-ask-folder
5168                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5169                (format
5170                 "No more unread messages. Type SPC to go to %s."
5171                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5172
5173 (defun wl-summary-goto-last-displayed-msg ()
5174   (interactive)
5175   (unless wl-summary-buffer-last-displayed-msg
5176     (setq wl-summary-buffer-last-displayed-msg
5177           wl-summary-buffer-current-msg))
5178   (if wl-summary-buffer-last-displayed-msg
5179       (progn
5180         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5181         (if wl-summary-buffer-disp-msg
5182             (wl-summary-redisplay)))
5183     (message "No last message.")))
5184
5185 (defun wl-summary-redisplay (&optional arg)
5186   (interactive "P")
5187   (if (and (not arg)
5188            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5189       (wl-summary-redisplay-no-mime)
5190     (wl-summary-redisplay-internal nil nil arg)))
5191
5192 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5193   (interactive)
5194   (let* ((msgdb (wl-summary-buffer-msgdb))
5195          (folder (or folder wl-summary-buffer-elmo-folder))
5196          (num (or number (wl-summary-message-number)))
5197          (wl-mime-charset      wl-summary-buffer-mime-charset)
5198          (default-mime-charset wl-summary-buffer-mime-charset)
5199          fld-buf fld-win thr-entity)
5200     (if (and wl-thread-open-reading-thread
5201              (eq wl-summary-buffer-view 'thread)
5202              (not (wl-thread-entity-get-opened
5203                    (setq thr-entity (wl-thread-get-entity
5204                                      num))))
5205              (wl-thread-entity-get-children thr-entity))
5206         (wl-thread-force-open))
5207     (if num
5208         (progn
5209           (setq wl-summary-buffer-disp-msg t)
5210           (setq wl-summary-buffer-last-displayed-msg
5211                 wl-summary-buffer-current-msg)
5212           ;; hide folder window
5213           (if (and (not wl-stay-folder-window)
5214                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5215               (if (setq fld-win (get-buffer-window fld-buf))
5216                   (delete-window fld-win)))
5217           (setq wl-current-summary-buffer (current-buffer))
5218           (wl-summary-mark-as-read
5219            num
5220            ;; not fetched, then change server-mark.
5221            (if (wl-message-redisplay folder num 'mime
5222                                      (or force-reload
5223                                          (string= (elmo-folder-name-internal
5224                                                    folder)
5225                                                   wl-draft-folder)))
5226                nil
5227              ;; plugged, then leave server-mark.
5228              (if (and
5229                   (not
5230                    (elmo-folder-local-p
5231                     wl-summary-buffer-elmo-folder))
5232                   (elmo-folder-plugged-p
5233                    wl-summary-buffer-elmo-folder))
5234                  'leave)))
5235           (setq wl-summary-buffer-current-msg num)
5236           (when wl-summary-recenter
5237             (recenter (/ (- (window-height) 2) 2))
5238             (if (not wl-summary-indent-length-limit)
5239                 (wl-horizontal-recenter)))
5240           (wl-highlight-summary-displaying)
5241           (wl-message-buffer-prefetch-next folder num
5242                                            wl-message-buffer-prefetch-depth
5243                                            (current-buffer)
5244                                            wl-summary-buffer-mime-charset)
5245           (run-hooks 'wl-summary-redisplay-hook))
5246       (message "No message to display."))))
5247
5248 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5249   "Display message without MIME decoding.
5250 If ASK-CODING is non-nil, coding-system for the message is asked."
5251   (interactive "P")
5252   (let ((elmo-mime-display-as-is-coding-system
5253          (if ask-coding
5254              (or (read-coding-system "Coding system: ")
5255                  elmo-mime-display-as-is-coding-system)
5256            elmo-mime-display-as-is-coding-system)))
5257     (wl-summary-redisplay-no-mime-internal)))
5258
5259 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5260   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5261          (num (or number (wl-summary-message-number)))
5262          wl-break-pages)
5263     (if num
5264         (progn
5265           (setq wl-summary-buffer-disp-msg t)
5266           (setq wl-summary-buffer-last-displayed-msg
5267                 wl-summary-buffer-current-msg)
5268           (setq wl-current-summary-buffer (current-buffer))
5269           (wl-message-redisplay fld num 'as-is
5270                                 (string= (elmo-folder-name-internal fld)
5271                                          wl-draft-folder))
5272           (wl-summary-mark-as-read num)
5273           (setq wl-summary-buffer-current-msg num)
5274           (when wl-summary-recenter
5275             (recenter (/ (- (window-height) 2) 2))
5276             (if (not wl-summary-indent-length-limit)
5277                 (wl-horizontal-recenter)))
5278           (wl-highlight-summary-displaying)
5279           (run-hooks 'wl-summary-redisplay-hook))
5280       (message "No message to display.")
5281       (wl-ask-folder 'wl-summary-exit
5282                      "No more messages. Type SPC to go to folder mode."))))
5283
5284 (defun wl-summary-redisplay-all-header (&optional folder number)
5285   (interactive)
5286   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5287          (num (or number (wl-summary-message-number)))
5288          (wl-mime-charset      wl-summary-buffer-mime-charset)
5289          (default-mime-charset wl-summary-buffer-mime-charset))
5290     (if num
5291         (progn
5292           (setq wl-summary-buffer-disp-msg t)
5293           (setq wl-summary-buffer-last-displayed-msg
5294                 wl-summary-buffer-current-msg)
5295           (setq wl-current-summary-buffer (current-buffer))
5296           (if (wl-message-redisplay fld num 'all-header
5297                                     (string= (elmo-folder-name-internal fld)
5298                                              wl-draft-folder))
5299               (wl-summary-mark-as-read num))
5300           (setq wl-summary-buffer-current-msg num)
5301           (when wl-summary-recenter
5302             (recenter (/ (- (window-height) 2) 2))
5303             (if (not wl-summary-indent-length-limit)
5304                 (wl-horizontal-recenter)))
5305           (wl-highlight-summary-displaying)
5306           (run-hooks 'wl-summary-redisplay-hook))
5307       (message "No message to display."))))
5308
5309 (defun wl-summary-jump-to-current-message ()
5310   "Jump into Message buffer."
5311   (interactive)
5312   (let (message-buf message-win)
5313     (if (setq message-buf wl-message-buffer)
5314         (if (setq message-win (get-buffer-window message-buf))
5315             (select-window message-win)
5316           (wl-message-select-buffer wl-message-buffer))
5317       (wl-summary-redisplay)
5318       (wl-message-select-buffer wl-message-buffer))))
5319
5320 (defun wl-summary-cancel-message ()
5321   "Cancel an article on news."
5322   (interactive)
5323   (if (null (wl-summary-message-number))
5324       (message "No message.")
5325     (let ((summary-buf (current-buffer))
5326           message-buf)
5327       (wl-summary-set-message-buffer-or-redisplay)
5328       (if (setq message-buf (wl-message-get-original-buffer))
5329           (set-buffer message-buf))
5330       (unless (wl-message-news-p)
5331         (set-buffer summary-buf)
5332         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5333                      'nntp)
5334                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5335             (progn
5336               (wl-summary-redisplay t)
5337               (wl-summary-supersedes-message))
5338           (error "This is not a news article; supersedes is impossible")))
5339       (when (yes-or-no-p "Do you really want to cancel this article? ")
5340         (let (from newsgroups message-id distribution buf)
5341           (save-excursion
5342             (setq from (std11-field-body "from")
5343                   newsgroups (std11-field-body "newsgroups")
5344                   message-id (std11-field-body "message-id")
5345                   distribution (std11-field-body "distribution"))
5346             ;; Make sure that this article was written by the user.
5347             (unless (wl-address-user-mail-address-p
5348                      (wl-address-header-extract-address
5349                       (car (wl-parse-addresses from))))
5350               (error "This article is not yours"))
5351             ;; Make control message.
5352             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5353             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5354             (buffer-disable-undo (current-buffer))
5355             (erase-buffer)
5356             (insert "Newsgroups: " newsgroups "\n"
5357                     "From: " (wl-address-header-extract-address
5358                               wl-from) "\n"
5359                               "Subject: cmsg cancel " message-id "\n"
5360                               "Control: cancel " message-id "\n"
5361                               (if distribution
5362                                   (concat "Distribution: " distribution "\n")
5363                                 "")
5364                               mail-header-separator "\n"
5365                               wl-summary-cancel-message)
5366             (message "Canceling your message...")
5367             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5368             (message "Canceling your message...done")))))))
5369
5370 (defun wl-summary-supersedes-message ()
5371   "Supersede current message."
5372   (interactive)
5373   (wl-summary-toggle-disp-msg 'off)
5374   (let ((summary-buf (current-buffer))
5375         message-buf from)
5376     (wl-summary-set-message-buffer-or-redisplay)
5377     (if (setq message-buf (wl-message-get-original-buffer))
5378         (set-buffer message-buf))
5379     (unless (wl-message-news-p)
5380       (set-buffer summary-buf)
5381       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5382                    'nntp)
5383                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5384           (progn
5385             (wl-summary-redisplay t)
5386             (wl-summary-supersedes-message))
5387         (error "This is not a news article; supersedes is impossible")))
5388     (save-excursion
5389       (setq from (std11-field-body "from"))
5390       ;; Make sure that this article was written by the user.
5391       (unless (wl-address-user-mail-address-p
5392                (wl-address-header-extract-address
5393                 (car (wl-parse-addresses from))))
5394         (error "This article is not yours"))
5395       (let* ((message-id (std11-field-body "message-id"))
5396              (followup-to (std11-field-body "followup-to"))
5397              (mail-default-headers
5398               (concat mail-default-headers
5399                       "Supersedes: " message-id "\n"
5400                       (and followup-to
5401                            (concat "Followup-To: " followup-to "\n")))))
5402         (if message-buf (set-buffer message-buf))
5403         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5404
5405 (defun wl-summary-save (&optional arg wl-save-dir)
5406   "Save current message to disk."
5407   (interactive)
5408   (let ((filename)
5409         (num (wl-summary-message-number)))
5410     (if (null wl-save-dir)
5411         (setq wl-save-dir wl-temporary-file-directory))
5412     (if num
5413         (save-excursion
5414           (setq filename (expand-file-name
5415                           (int-to-string num)
5416                           wl-save-dir))
5417           (if (null (and arg
5418                          (null (file-exists-p filename))))
5419               (setq filename
5420                     (read-file-name "Save to file: " filename)))
5421
5422           (wl-summary-set-message-buffer-or-redisplay)
5423           (set-buffer (wl-message-get-original-buffer))
5424           (if (and (null arg) (file-exists-p filename))
5425               (if (y-or-n-p "File already exists.  override it? ")
5426                   (write-region (point-min) (point-max) filename))
5427             (write-region (point-min) (point-max) filename)))
5428       (message "No message to save."))
5429     num))
5430
5431 (defun wl-summary-save-region (beg end)
5432   (interactive "r")
5433   (save-excursion
5434     (save-restriction
5435       (narrow-to-region beg end)
5436       (goto-char (point-min))
5437       (let ((wl-save-dir
5438              (wl-read-directory-name "Save to directory: "
5439                                      wl-temporary-file-directory)))
5440         (if (null (file-exists-p wl-save-dir))
5441             (make-directory wl-save-dir))
5442         (if (eq wl-summary-buffer-view 'thread)
5443             (progn
5444               (while (not (eobp))
5445                 (let* ((number (wl-summary-message-number))
5446                        (entity (wl-thread-get-entity number)))
5447                   (if (wl-thread-entity-get-opened entity)
5448                       (wl-summary-save t wl-save-dir)
5449                     ;; closed
5450                     (wl-summary-save t wl-save-dir))
5451                   (forward-line 1))))
5452           (while (not (eobp))
5453             (wl-summary-save t wl-save-dir)
5454             (forward-line 1)))))))
5455
5456 ;; mew-summary-pipe-message()
5457 (defun wl-summary-pipe-message (prefix command)
5458   "Send this message via pipe."
5459   (interactive (list current-prefix-arg nil))
5460   (if (null (wl-summary-message-number))
5461       (message "No message.")
5462     (setq command (read-string "Shell command on message: "
5463                                wl-summary-shell-command-last))
5464     (if (y-or-n-p "Send this message to pipe? ")
5465         (wl-summary-pipe-message-subr prefix command))))
5466
5467 (defun wl-summary-target-mark-pipe (prefix command)
5468   "Send each marked messages via pipe."
5469   (interactive (list current-prefix-arg nil))
5470   (if (null wl-summary-buffer-target-mark-list)
5471       (message "No marked message.")
5472     (setq command (read-string "Shell command on each marked message: "
5473                                wl-summary-shell-command-last))
5474     (when (y-or-n-p "Send each marked message to pipe? ")
5475       (while (car wl-summary-buffer-target-mark-list)
5476         (let ((num (car wl-summary-buffer-target-mark-list)))
5477           (wl-thread-jump-to-msg num)
5478           (wl-summary-pipe-message-subr prefix command)
5479           (wl-summary-unmark num))))))
5480
5481 (defun wl-summary-pipe-message-subr (prefix command)
5482   (save-excursion
5483     (wl-summary-set-message-buffer-or-redisplay)
5484     (set-buffer (wl-message-get-original-buffer))
5485     (if (string= command "")
5486         (setq command wl-summary-shell-command-last))
5487     (goto-char (point-min)) ; perhaps this line won't be necessary
5488     (if prefix
5489         (search-forward "\n\n"))
5490     (shell-command-on-region (point) (point-max) command nil)
5491     (setq wl-summary-shell-command-last command)))
5492
5493 (defun wl-summary-print-message (&optional arg)
5494   (interactive "P")
5495   (if (null (wl-summary-message-number))
5496       (message "No message.")
5497     (save-excursion
5498       (wl-summary-set-message-buffer-or-redisplay)
5499       (if (or (not (interactive-p))
5500               (y-or-n-p "Print ok? "))
5501           (progn
5502             (let ((buffer (generate-new-buffer " *print*")))
5503               (copy-to-buffer buffer (point-min) (point-max))
5504               (set-buffer buffer)
5505               (funcall wl-print-buffer-function)
5506               (kill-buffer buffer)))
5507         (message "")))))
5508
5509 (defun wl-summary-print-message-with-ps-print (&optional filename)
5510   "Print message via ps-print."
5511   (interactive)
5512   (if (null (wl-summary-message-number))
5513       (message "No message.")
5514     (setq filename (ps-print-preprint current-prefix-arg))
5515     (if (or (not (interactive-p))
5516             (y-or-n-p "Print ok? "))
5517         (let ((summary-buffer (current-buffer))
5518               wl-break-pages)
5519           (save-excursion
5520             (wl-summary-set-message-buffer-or-redisplay)
5521             ;; (wl-summary-redisplay-internal)
5522             (let* ((buffer (generate-new-buffer " *print*"))
5523                    (entity (progn
5524                              (set-buffer summary-buffer)
5525                              (assoc (cdr (assq
5526                                           (wl-summary-message-number)
5527                                           (elmo-msgdb-get-number-alist
5528                                            (wl-summary-buffer-msgdb))))
5529                                     (elmo-msgdb-get-overview
5530                                      (wl-summary-buffer-msgdb)))))
5531                    (wl-ps-subject
5532                     (and entity
5533                          (or (elmo-msgdb-overview-entity-get-subject entity)
5534                              "")))
5535                    (wl-ps-from
5536                     (and entity
5537                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5538                    (wl-ps-date
5539                     (and entity
5540                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5541               (run-hooks 'wl-ps-preprint-hook)
5542               (set-buffer wl-message-buffer)
5543               (copy-to-buffer buffer (point-min) (point-max))
5544               (set-buffer buffer)
5545               (unwind-protect
5546                   (let ((ps-left-header
5547                          (list (concat "(" wl-ps-subject ")")
5548                                (concat "(" wl-ps-from ")")))
5549                         (ps-right-header
5550                          (list "/pagenumberstring load"
5551                                (concat "(" wl-ps-date ")"))))
5552                     (run-hooks 'wl-ps-print-hook)
5553                     (funcall wl-ps-print-buffer-function filename))
5554                 (kill-buffer buffer)))))
5555       (message ""))))
5556
5557 (if (featurep 'ps-print) ; ps-print is available.
5558     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5559
5560 (defun wl-summary-target-mark-print ()
5561   (interactive)
5562   (if (null wl-summary-buffer-target-mark-list)
5563       (message "No marked message.")
5564     (when (y-or-n-p "Print all marked messages. OK? ")
5565       (while (car wl-summary-buffer-target-mark-list)
5566         (let ((num (car wl-summary-buffer-target-mark-list)))
5567           (wl-thread-jump-to-msg num)
5568           (wl-summary-print-message)
5569           (wl-summary-unmark num))))))
5570
5571 (defun wl-summary-folder-info-update ()
5572   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5573         (num-db (elmo-msgdb-get-number-alist
5574                  (wl-summary-buffer-msgdb))))
5575     (wl-folder-set-folder-updated folder
5576                                   (list 0
5577                                         (+ wl-summary-buffer-unread-count
5578                                            wl-summary-buffer-new-count)
5579                                         (length num-db)))))
5580
5581 (defun wl-summary-get-original-buffer ()
5582   "Get original buffer for the current summary."
5583   (save-excursion
5584     (wl-summary-set-message-buffer-or-redisplay)
5585     (wl-message-get-original-buffer)))
5586
5587 (defun wl-summary-pack-number (&optional arg)
5588   (interactive "P")
5589   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5590   (let (wl-use-scoring)
5591     (wl-summary-rescan)))
5592
5593 (defun wl-summary-target-mark-uudecode ()
5594   (interactive)
5595   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5596         (summary-buf (current-buffer))
5597         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5598         orig-buf i k filename rc errmsg)
5599     (setq i 1)
5600     (setq k (length mlist))
5601     (set-buffer tmp-buf)
5602     (erase-buffer)
5603     (save-window-excursion
5604       (while mlist
5605         (set-buffer summary-buf)
5606         (wl-summary-jump-to-msg (car mlist))
5607         (wl-summary-redisplay)
5608         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5609         (goto-char (point-min))
5610         (cond ((= i 1) ; first
5611                (if (setq filename (wl-message-uu-substring
5612                                    orig-buf tmp-buf t
5613                                    (= i k)))
5614                    nil
5615                  (error "Can't find begin line")))
5616               ((< i k)
5617                (wl-message-uu-substring orig-buf tmp-buf))
5618               (t ; last
5619                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5620         (setq i (1+ i))
5621         (setq mlist (cdr mlist)))
5622       (set-buffer tmp-buf)
5623       (message "Exec %s..." wl-prog-uudecode)
5624       (unwind-protect
5625           (let ((decode-dir wl-temporary-file-directory))
5626             (if (not wl-prog-uudecode-no-stdout-option)
5627                 (setq filename (read-file-name "Save to file: "
5628                                                (expand-file-name
5629                                                 (elmo-safe-filename filename)
5630                                                 wl-temporary-file-directory)))
5631               (setq decode-dir
5632                     (wl-read-directory-name "Save to directory: "
5633                                             wl-temporary-file-directory))
5634               (setq filename (expand-file-name filename decode-dir)))
5635             (if (file-exists-p filename)
5636                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5637                                          filename))
5638                     (error "")))
5639             (elmo-bind-directory
5640              decode-dir
5641              (setq rc
5642                    (as-binary-process
5643                     (apply 'call-process-region (point-min) (point-max)
5644                            wl-prog-uudecode t (current-buffer) nil
5645                            wl-prog-uudecode-arg))))
5646             (when (not (= 0 rc))
5647               (setq errmsg (buffer-substring (point-min)(point-max)))
5648               (error "Uudecode error: %s" errmsg))
5649             (if (not wl-prog-uudecode-no-stdout-option)
5650                 (let (file-name-handler-alist) ;; void jka-compr
5651                   (as-binary-output-file
5652                    (write-region (point-min) (point-max)
5653                                  filename nil 'no-msg))))
5654             (save-excursion
5655               (set-buffer summary-buf)
5656               (wl-summary-delete-all-temp-marks))
5657             (if (file-exists-p filename)
5658                 (message "Saved as %s" filename)))
5659         (kill-buffer tmp-buf)))))
5660
5661 ;; Someday
5662 ;; (defun wl-summary-drop-unsync ()
5663 ;;   "Drop all unsync messages."
5664 ;;   (interactive)
5665 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5666 ;;       (error "You cannot drop unsync messages in this folder"))
5667 ;;   (if (or (not (interactive-p))
5668 ;;        (y-or-n-p "Drop all unsync messages? "))
5669 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5670 ;;                         (wl-summary-buffer-folder-name)))
5671 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5672 ;;           (sum 0)
5673 ;;           (multi-num 0)
5674 ;;           pair)
5675 ;;      (message "Dropping...")
5676 ;;      (while folder-list
5677 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5678 ;;        (when is-multi ;; dirty hack...
5679 ;;          (incf multi-num)
5680 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5681 ;;                          (car pair))))
5682 ;;        (elmo-msgdb-set-number-alist
5683 ;;         (wl-summary-buffer-msgdb)
5684 ;;         (nconc
5685 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5686 ;;          (list (cons (car pair) nil))))
5687 ;;        (setq sum (+ sum (cdr pair)))
5688 ;;        (setq folder-list (cdr folder-list)))
5689 ;;      (wl-summary-set-message-modified)
5690 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5691 ;;                                    (list 0
5692 ;;                                          (+ wl-summary-buffer-unread-count
5693 ;;                                             wl-summary-buffer-new-count)
5694 ;;                                          sum))
5695 ;;      (message "Dropping...done"))))
5696
5697 (defun wl-summary-default-get-next-msg (msg)
5698   (or (wl-summary-next-message msg
5699                                (if wl-summary-move-direction-downward 'down
5700                                  'up)
5701                                nil)
5702       (cadr (memq msg (if wl-summary-move-direction-downward
5703                           wl-summary-buffer-number-list
5704                         (reverse wl-summary-buffer-number-list))))))
5705
5706 (defun wl-summary-save-current-message ()
5707   "Save current message for `wl-summary-yank-saved-message'."
5708   (interactive)
5709   (let ((number (wl-summary-message-number)))
5710     (setq wl-summary-buffer-saved-message number)
5711     (and number (message "No: %s is saved." number))))
5712
5713 (defun wl-summary-yank-saved-message ()
5714   "Set current message as a parent of the saved message."
5715   (interactive)
5716   (if wl-summary-buffer-saved-message
5717       (let ((number (wl-summary-message-number)))
5718         (if (eq wl-summary-buffer-saved-message number)
5719             (message "Cannot set itself as a parent.")
5720           (save-excursion
5721             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5722             (wl-thread-set-parent number)
5723             (wl-summary-set-thread-modified))
5724           (setq  wl-summary-buffer-saved-message nil)))
5725     (message "There's no saved message.")))
5726
5727 (require 'product)
5728 (product-provide (provide 'wl-summary) (require 'wl-version))
5729
5730 ;;; wl-summary.el ends here