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
3005 (defun wl-summary-exec ()
3006   (interactive)
3007   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
3008                         (reverse wl-summary-buffer-delete-list)
3009                         (mapcar 'car wl-summary-buffer-copy-list)))
3010
3011 (defun wl-summary-exec-region (beg end)
3012   (interactive "r")
3013   (message "Collecting marks...")
3014   (save-excursion
3015     (goto-char beg)
3016     (beginning-of-line)
3017     (setq beg (point))
3018     (goto-char (1- end))
3019     (forward-line)
3020     (setq end (point))
3021     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3022                           (wl-summary-mark-collect "D" beg end)
3023                           (wl-summary-mark-collect "O" beg end))))
3024
3025 (defun wl-summary-exec-subr (moves dels copies)
3026   (if (not (or moves dels copies))
3027       (message "No marks")
3028     (save-excursion
3029       (let ((del-fld (wl-summary-get-delete-folder
3030                       (wl-summary-buffer-folder-name)))
3031             (start (point))
3032             (unread-marks (list wl-summary-unread-cached-mark
3033                                 wl-summary-unread-uncached-mark
3034                                 wl-summary-new-mark))
3035             (refiles (append moves dels))
3036             (refile-failures 0)
3037             (copy-failures 0)
3038             (copy-len (length copies))
3039             refile-len
3040             dst-msgs                    ; loop counter
3041             result)
3042         (message "Executing...")
3043         (while dels
3044           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3045             (wl-append wl-summary-buffer-refile-list
3046                        (list (cons (car dels) del-fld)))
3047             (setq wl-summary-buffer-delete-list
3048                   (delete (car dels) wl-summary-buffer-delete-list)))
3049           (setq dels (cdr dels)))
3050         ;; begin refile...
3051         (setq refile-len (length refiles))
3052         (setq dst-msgs
3053               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3054         (goto-char start)               ; avoid moving cursor to
3055                                         ; the bottom line.
3056         (when (> refile-len elmo-display-progress-threshold)
3057           (elmo-progress-set 'elmo-folder-move-messages
3058                              refile-len "Moving messages..."))
3059         (while dst-msgs
3060           (setq result nil)
3061           (condition-case nil
3062               (setq result (elmo-folder-move-messages
3063                             wl-summary-buffer-elmo-folder
3064                             (cdr (car dst-msgs))
3065                             (if (eq 'null (car (car dst-msgs)))
3066                                 'null
3067                               (wl-folder-get-elmo-folder
3068                                (car (car dst-msgs))))
3069                             (wl-summary-buffer-msgdb)
3070                             (not (null (cdr dst-msgs)))
3071                             nil ; no-delete
3072                             nil ; same-number
3073                             unread-marks
3074                             t))
3075             (error nil))
3076           (if result                    ; succeeded.
3077               (progn
3078                 ;; update buffer.
3079                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3080                 ;; update refile-alist.
3081                 (setq wl-summary-buffer-refile-list
3082                       (wl-delete-associations (cdr (car dst-msgs))
3083                                               wl-summary-buffer-refile-list)))
3084             (setq refile-failures
3085                   (+ refile-failures (length (cdr (car dst-msgs))))))
3086           (setq dst-msgs (cdr dst-msgs)))
3087         (elmo-progress-clear 'elmo-folder-move-messages)
3088         ;; end refile
3089         ;; begin cOpy...
3090         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3091         (when (> copy-len elmo-display-progress-threshold)
3092           (elmo-progress-set 'elmo-folder-move-messages
3093                              copy-len "Copying messages..."))
3094         (while dst-msgs
3095           (setq result nil)
3096           (condition-case nil
3097               (setq result (elmo-folder-move-messages
3098                             wl-summary-buffer-elmo-folder
3099                             (cdr (car dst-msgs))
3100                             (wl-folder-get-elmo-folder
3101                              (car (car dst-msgs)))
3102                             (wl-summary-buffer-msgdb)
3103                             (not (null (cdr dst-msgs)))
3104                             t ; t is no-delete (copy)
3105                             nil ; same number
3106                             unread-marks
3107                             t))
3108             (error nil))
3109           (if result                    ; succeeded.
3110               (progn
3111                 ;; update buffer.
3112                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3113                 ;; update copy-alist
3114                 (setq wl-summary-buffer-copy-list
3115                       (wl-delete-associations (cdr (car dst-msgs))
3116                                               wl-summary-buffer-copy-list)))
3117             (setq copy-failures
3118                   (+ copy-failures (length (cdr (car dst-msgs))))))
3119           (setq dst-msgs (cdr dst-msgs)))
3120         ;; Hide progress bar.
3121         (elmo-progress-clear 'elmo-folder-move-messages)
3122         ;; end cOpy
3123         (wl-summary-folder-info-update)
3124         (wl-summary-set-message-modified)
3125         (wl-summary-set-mark-modified)
3126         (run-hooks 'wl-summary-exec-hook)
3127         (unless (and wl-message-buffer
3128                      (eq (wl-summary-message-number)
3129                          (with-current-buffer wl-message-buffer
3130                            wl-message-buffer-cur-number)))
3131           (wl-summary-toggle-disp-msg 'off))
3132         (set-buffer-modified-p nil)
3133         (message (concat "Executing...done"
3134                          (if (> refile-failures 0)
3135                              (format " (%d refiling failed)" refile-failures)
3136                            "")
3137                          (if (> copy-failures 0)
3138                              (format " (%d copying failed)" copy-failures)
3139                            "")
3140                          "."))))))
3141
3142 (defun wl-summary-erase (&optional number)
3143   "Erase message actually, without moving it to trash."
3144   (interactive)
3145   (if (elmo-folder-writable-p wl-summary-buffer-elmo-folder)
3146       (let* ((buffer-num (wl-summary-message-number))
3147              (msg-num (or number buffer-num)))
3148         (if (null msg-num)
3149             (message "No message.")
3150           (let* ((msgdb (wl-summary-buffer-msgdb))
3151                  (entity (elmo-msgdb-overview-get-entity msg-num msgdb))
3152                  (subject (elmo-delete-char
3153                            ?\n (or (elmo-msgdb-overview-entity-get-subject
3154                                     entity)
3155                                    wl-summary-no-subject-message))))
3156             (when (yes-or-no-p
3157                    (format "Erase \"%s\" without moving it to trash? "
3158                            (truncate-string subject 30)))
3159               (wl-summary-unmark msg-num)
3160               (elmo-folder-delete-messages wl-summary-buffer-elmo-folder
3161                                            (list msg-num))
3162               (wl-summary-delete-messages-on-buffer (list msg-num))
3163               (save-excursion (wl-summary-sync nil "update"))))))
3164     (message "Read-only folder.")))
3165
3166 (defun wl-summary-target-mark-erase ()
3167   (interactive)
3168   (if (elmo-folder-writable-p wl-summary-buffer-elmo-folder)
3169       (if (null wl-summary-buffer-target-mark-list)
3170           (message "No marked message.")
3171         (when (yes-or-no-p
3172                "Erase all marked messages without moving them to trash? ")
3173           (elmo-folder-delete-messages wl-summary-buffer-elmo-folder
3174                                        wl-summary-buffer-target-mark-list)
3175           (wl-summary-delete-messages-on-buffer
3176            wl-summary-buffer-target-mark-list)
3177           (setq wl-summary-buffer-target-mark-list nil)
3178           (save-excursion (wl-summary-sync nil "update"))))
3179     (message "Read-only folder.")))
3180
3181 (defun wl-summary-read-folder (default &optional purpose ignore-error
3182                                 no-create init)
3183   (let ((fld (completing-read
3184               (format "Folder name %s(%s): " (or purpose "")
3185                       default)
3186               (or wl-folder-completion-function
3187                   (if (memq 'read-folder wl-use-folder-petname)
3188                       (wl-folder-get-entity-with-petname)
3189                     wl-folder-entity-hashtb))
3190               nil nil (or init wl-default-spec)
3191               'wl-read-folder-hist)))
3192     (if (or (string= fld wl-default-spec)
3193             (string= fld ""))
3194         (setq fld default))
3195     (setq fld (elmo-string (wl-folder-get-realname fld)))
3196     (if (string-match "\n" fld)
3197         (error "Not supported folder name: %s" fld))
3198     (unless no-create
3199       (if ignore-error
3200           (condition-case nil
3201               (wl-folder-confirm-existence
3202                (wl-folder-get-elmo-folder
3203                 fld))
3204             (error))
3205         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3206                                       fld))))
3207     fld))
3208
3209 (defun wl-summary-print-destination (msg-num folder)
3210   "Print refile destination on line."
3211   (wl-summary-remove-destination)
3212   (let ((inhibit-read-only t)
3213         (folder (copy-sequence folder))
3214         (buffer-read-only nil)
3215         len rs re c)
3216     (setq len (string-width folder))
3217     (if (< len 1) ()
3218       ;;(end-of-line)
3219       (beginning-of-line)
3220       (search-forward "\r")
3221       (forward-char -1)
3222       (setq re (point))
3223       (setq c 0)
3224       (while (< c len)
3225         (forward-char -1)
3226         (setq c (+ c (char-width (following-char)))))
3227       (and (> c len) (setq folder (concat " " folder)))
3228       (setq rs (point))
3229       (when wl-summary-width
3230           (put-text-property rs re 'invisible t))
3231       (put-text-property rs re 'wl-summary-destination t)
3232       (goto-char re)
3233       (wl-highlight-refile-destination-string folder)
3234       (insert folder)
3235       (set-buffer-modified-p nil))))
3236
3237 (defsubst wl-summary-get-mark (number)
3238   "Return a temporal mark of message specified by NUMBER."
3239   (or (and (memq number wl-summary-buffer-delete-list) "D")
3240       (and (assq number wl-summary-buffer-copy-list) "O")
3241       (and (assq number wl-summary-buffer-refile-list) "o")
3242       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3243
3244 (defsubst wl-summary-reserve-temp-mark-p (mark)
3245   "Return t if temporal MARK should be reserved."
3246   (member mark wl-summary-reserve-mark-list))
3247
3248 (defun wl-summary-refile (&optional dst number)
3249   "Put refile mark on current line message.
3250 If optional argument DST is specified, put mark without asking
3251 destination folder.
3252 If optional argument NUMBER is specified, mark message specified by NUMBER.
3253
3254 If folder is read-only, message should be copied.
3255 See `wl-refile-policy-alist' for more details."
3256   (interactive)
3257   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3258                                          (wl-summary-buffer-folder-name))))
3259     (cond ((eq policy 'copy)
3260            (if (interactive-p)
3261                (call-interactively 'wl-summary-copy)
3262              (wl-summary-copy dst number)))
3263           (t
3264            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3265
3266 (defun wl-summary-copy (&optional dst number)
3267   "Put copy mark on current line message.
3268 If optional argument DST is specified, put mark without asking
3269 destination folder.
3270 If optional argument NUMBER is specified, mark message specified by NUMBER."
3271   (interactive)
3272   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3273
3274 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3275   (let* ((buffer-num (wl-summary-message-number))
3276          (msg-num (or number buffer-num))
3277          (msgid (and msg-num
3278                      (elmo-message-field wl-summary-buffer-elmo-folder
3279                                          msg-num 'message-id)))
3280          (entity (and msg-num
3281                       (elmo-msgdb-overview-get-entity
3282                        msg-num (wl-summary-buffer-msgdb))))
3283          (variable
3284           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3285          folder mark already tmp-folder)
3286     (catch 'done
3287       (when (null entity)
3288         ;; msgdb is empty?
3289         (if interactive
3290             (message "Cannot refile."))
3291         (throw 'done nil))
3292       (when (null msg-num)
3293         (if interactive
3294             (message "No message."))
3295         (throw 'done nil))
3296       (when (setq mark (wl-summary-get-mark msg-num))
3297         (when (wl-summary-reserve-temp-mark-p mark)
3298           (if interactive
3299               (error "Already marked as `%s'" mark))
3300           (throw 'done nil)))
3301       (setq folder (and msg-num
3302                         (or dst (wl-summary-read-folder
3303                                  (or (wl-refile-guess entity) wl-trash-folder)
3304                                  (format "for %s" copy-or-refile)))))
3305       ;; Cache folder hack by okada@opaopa.org
3306       (if (and (eq (elmo-folder-type-internal
3307                     (wl-folder-get-elmo-folder
3308                      (wl-folder-get-realname folder))) 'cache)
3309                (not (string= folder
3310                              (setq tmp-folder
3311                                    (concat "'cache/"
3312                                            (elmo-cache-get-path-subr
3313                                             (elmo-msgid-to-cache msgid)))))))
3314           (progn
3315             (setq folder tmp-folder)
3316             (message "Force refile to %s." folder)))
3317       (if (string= folder (wl-summary-buffer-folder-name))
3318           (error "Same folder"))
3319       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3320               (string= folder wl-queue-folder)
3321               (string= folder wl-draft-folder))
3322           (error "Don't %s messages to %s" copy-or-refile folder))
3323       ;; learn for refile.
3324       (if (eq copy-or-refile 'refile)
3325           (wl-refile-learn entity folder))
3326       (wl-summary-unmark msg-num)
3327       (set variable (append
3328                      (symbol-value variable)
3329                      (list (cons msg-num folder))))
3330       (when (or interactive
3331                 (eq number buffer-num))
3332         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3333                                   "o" "O"))
3334         ;; print refile destination
3335         (wl-summary-print-destination msg-num folder))
3336       (if interactive
3337           (if (eq wl-summary-move-direction-downward nil)
3338               (wl-summary-prev)
3339             (wl-summary-next)))
3340       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3341       (setq wl-summary-buffer-prev-refile-destination folder)
3342       msg-num)))
3343
3344 (defun wl-summary-refile-prev-destination ()
3345   "Refile message to previously refiled destination."
3346   (interactive)
3347   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3348                      (wl-summary-message-number))
3349   (if (eq wl-summary-move-direction-downward nil)
3350       (wl-summary-prev)
3351     (wl-summary-next)))
3352
3353 (defun wl-summary-copy-prev-destination ()
3354   "Refile message to previously refiled destination."
3355   (interactive)
3356   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3357                    (wl-summary-message-number))
3358   (if (eq wl-summary-move-direction-downward nil)
3359       (wl-summary-prev)
3360     (wl-summary-next)))
3361
3362 (defsubst wl-summary-no-auto-refile-message-p (msg)
3363   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3364           wl-summary-auto-refile-skip-marks))
3365
3366 (defun wl-summary-auto-refile (&optional open-all)
3367   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3368   (interactive "P")
3369   (message "Marking...")
3370   (save-excursion
3371     (if (and (eq wl-summary-buffer-view 'thread)
3372              open-all)
3373         (wl-thread-open-all))
3374     (let* ((spec (wl-summary-buffer-folder-name))
3375            checked-dsts
3376            (count 0)
3377            number dst thr-entity)
3378       (goto-line 1)
3379       (while (not (eobp))
3380         (setq number (wl-summary-message-number))
3381         (dolist (number (cons number
3382                               (and (eq wl-summary-buffer-view 'thread)
3383                                    ;; process invisible children.
3384                                    (not (wl-thread-entity-get-opened
3385                                          (setq thr-entity
3386                                                (wl-thread-get-entity number))))
3387                                    (wl-thread-entity-get-descendant
3388                                     thr-entity))))
3389           (when (and (not (wl-summary-no-auto-refile-message-p
3390                            number))
3391                      (setq dst
3392                            (wl-folder-get-realname
3393                             (wl-refile-guess-by-rule
3394                              (elmo-msgdb-overview-get-entity
3395                               number (wl-summary-buffer-msgdb)))))
3396                      (not (equal dst spec))
3397                      (let ((pair (assoc dst checked-dsts))
3398                            ret)
3399                        (if pair
3400                            (cdr pair)
3401                          (setq ret
3402                                (condition-case nil
3403                                    (progn
3404                                      (wl-folder-confirm-existence
3405                                       (wl-folder-get-elmo-folder dst))
3406                                      t)
3407                                  (error)))
3408                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3409                          ret)))
3410             (if (wl-summary-refile dst number)
3411                 (incf count))
3412             (message "Marking...%d message(s)." count)))
3413         (forward-line))
3414       (if (eq count 0)
3415           (message "No message was marked.")
3416         (message "Marked %d message(s)." count)))))
3417
3418 (defun wl-summary-unmark (&optional number)
3419   "Unmark marks (temporary, refile, copy, delete)of current line.
3420 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3421   (interactive)
3422   (save-excursion
3423     (beginning-of-line)
3424     (let ((inhibit-read-only t)
3425           (buffer-read-only nil)
3426           visible
3427           msg-num
3428           cur-mark
3429           score-mark)
3430       (if number
3431           (setq visible (wl-summary-jump-to-msg number))
3432         (setq visible t))
3433       ;; Delete mark on buffer.
3434       (when visible
3435         (setq cur-mark (wl-summary-temp-mark))
3436         (if (string= cur-mark " ")
3437             ()
3438           (delete-backward-char 1)
3439           (or number
3440               (setq number (wl-summary-message-number)))
3441           (if (setq score-mark (wl-summary-get-score-mark number))
3442               (insert score-mark)
3443             (insert " ")))
3444         (if (or (string= cur-mark "o")
3445                 (string= cur-mark "O"))
3446             (wl-summary-remove-destination))
3447         (if wl-summary-highlight
3448             (wl-highlight-summary-current-line nil nil score-mark))
3449         (set-buffer-modified-p nil))
3450       ;; Remove from temporal mark structure.
3451       (and number
3452            (wl-summary-delete-mark number)))))
3453
3454 (defun wl-summary-msg-marked-as-target (msg)
3455   (if (memq msg wl-summary-buffer-target-mark-list)
3456       t))
3457
3458 (defun wl-summary-msg-marked-as-copied (msg)
3459   (assq msg wl-summary-buffer-copy-list))
3460
3461 (defun wl-summary-msg-marked-as-deleted (msg)
3462   (if (memq msg wl-summary-buffer-delete-list)
3463       t))
3464
3465 (defun wl-summary-msg-marked-as-refiled (msg)
3466   (assq msg wl-summary-buffer-refile-list))
3467
3468 (defun wl-summary-target-mark (&optional number)
3469   "Put target mark '*' on current message.
3470 If optional argument NUMBER is specified, mark message specified by NUMBER."
3471   (interactive)
3472   (let* ((buffer-num (wl-summary-message-number))
3473          (msg-num (or number buffer-num))
3474          mark)
3475     (catch 'done
3476       (when (null msg-num)
3477         (if (interactive-p)
3478             (message "No message."))
3479         (throw 'done nil))
3480       (when (setq mark (wl-summary-get-mark msg-num))
3481         (when (wl-summary-reserve-temp-mark-p mark)
3482           (if (interactive-p)
3483               (error "Already marked as `%s'" mark))
3484           (throw 'done nil))
3485         (wl-summary-unmark msg-num))
3486       (if (or (interactive-p)
3487               (eq number buffer-num))
3488           (wl-summary-mark-line "*"))
3489       (setq wl-summary-buffer-target-mark-list
3490             (cons msg-num wl-summary-buffer-target-mark-list))
3491       (if (interactive-p)
3492           (if (eq wl-summary-move-direction-downward nil)
3493               (wl-summary-prev)
3494             (wl-summary-next)))
3495       msg-num)))
3496
3497
3498 (defun wl-summary-refile-region (beg end)
3499   "Put refile mark on messages in the region specified by BEG and END."
3500   (interactive "r")
3501   (wl-summary-refile-region-subr "refile" beg end))
3502
3503 (defun wl-summary-copy-region (beg end)
3504   "Put copy mark on messages in the region specified by BEG and END."
3505   (interactive "r")
3506   (wl-summary-refile-region-subr "copy" beg end))
3507
3508 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3509   (save-excursion
3510     (save-restriction
3511       (goto-char beg)
3512       ;; guess by first msg
3513       (let* ((msgid (cdr (assq (wl-summary-message-number)
3514                                (elmo-msgdb-get-number-alist
3515                                 (wl-summary-buffer-msgdb)))))
3516              (function (intern (format "wl-summary-%s" copy-or-refile)))
3517              (entity (assoc msgid (elmo-msgdb-get-overview
3518                                    (wl-summary-buffer-msgdb))))
3519              folder)
3520         (if entity
3521             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3522                                                  (format "for %s"
3523                                                          copy-or-refile))))
3524         (narrow-to-region beg end)
3525         (if (eq wl-summary-buffer-view 'thread)
3526             (progn
3527               (while (not (eobp))
3528                 (let* ((number (wl-summary-message-number))
3529                        (entity (wl-thread-get-entity number))
3530                        children)
3531                   (if (wl-thread-entity-get-opened entity)
3532                       ;; opened...refile line.
3533                       (funcall function folder number)
3534                     ;; closed
3535                     (setq children (wl-thread-get-children-msgs number))
3536                     (while children
3537                       (funcall function folder (pop children))))
3538                   (forward-line 1))))
3539           (while (not (eobp))
3540             (funcall function folder (wl-summary-message-number))
3541             (forward-line 1)))))))
3542
3543 (defun wl-summary-unmark-region (beg end)
3544   (interactive "r")
3545   (save-excursion
3546     (save-restriction
3547       (narrow-to-region beg end)
3548       (goto-char (point-min))
3549       (if (eq wl-summary-buffer-view 'thread)
3550           (progn
3551             (while (not (eobp))
3552               (let* ((number (wl-summary-message-number))
3553                      (entity (wl-thread-get-entity number)))
3554                 (if (wl-thread-entity-get-opened entity)
3555                     ;; opened...unmark line.
3556                     (wl-summary-unmark)
3557                   ;; closed
3558                   (wl-summary-delete-marks-on-buffer
3559                    (wl-thread-get-children-msgs number))))
3560               (forward-line 1)))
3561         (while (not (eobp))
3562           (wl-summary-unmark)
3563           (forward-line 1))))))
3564
3565 (defun wl-summary-mark-region-subr (function beg end)
3566   (save-excursion
3567     (save-restriction
3568       (narrow-to-region beg end)
3569       (goto-char (point-min))
3570       (if (eq wl-summary-buffer-view 'thread)
3571           (progn
3572             (while (not (eobp))
3573               (let* ((number (wl-summary-message-number))
3574                      (entity (wl-thread-get-entity number))
3575                      (wl-summary-move-direction-downward t)
3576                      children)
3577                 (if (wl-thread-entity-get-opened entity)
3578                     ;; opened...delete line.
3579                     (funcall function number)
3580                   ;; closed
3581                   (setq children (wl-thread-get-children-msgs number))
3582                   (while children
3583                     (funcall function (pop children))))
3584                 (forward-line 1))))
3585         (while (not (eobp))
3586           (funcall function (wl-summary-message-number))
3587           (forward-line 1))))))
3588
3589 (defun wl-summary-delete-region (beg end)
3590   (interactive "r")
3591   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3592
3593 (defun wl-summary-target-mark-region (beg end)
3594   (interactive "r")
3595   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3596
3597 (defun wl-summary-target-mark-all ()
3598   (interactive)
3599   (wl-summary-target-mark-region (point-min) (point-max))
3600   (setq wl-summary-buffer-target-mark-list
3601         (mapcar 'car
3602                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3603
3604 (defun wl-summary-delete-all-mark (mark)
3605   (goto-char (point-min))
3606   (while (not (eobp))
3607     (when (string= (wl-summary-temp-mark) mark)
3608       (wl-summary-unmark))
3609     (forward-line 1))
3610   (cond ((string= mark "*")
3611          (setq wl-summary-buffer-target-mark-list nil))
3612         ((string= mark "D")
3613          (setq wl-summary-buffer-delete-list nil))
3614         ((string= mark "O")
3615          (setq wl-summary-buffer-copy-list nil))
3616         ((string= mark "o")
3617          (setq wl-summary-buffer-refile-list nil))))
3618
3619 (defun wl-summary-unmark-all ()
3620   "Unmark all according to what you input."
3621   (interactive)
3622   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3623         cur-mark)
3624     (save-excursion
3625       (while unmarks
3626         (setq cur-mark (char-to-string (car unmarks)))
3627         (wl-summary-delete-all-mark cur-mark)
3628         (setq unmarks (cdr unmarks))))))
3629
3630 (defun wl-summary-target-mark-thread ()
3631   (interactive)
3632   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3633
3634 (defun wl-summary-target-mark-msgs (msgs)
3635   "Return the number of marked messages."
3636   (let ((i 0) num)
3637     (while msgs
3638       (if (eq wl-summary-buffer-view 'thread)
3639           (wl-thread-jump-to-msg (car msgs))
3640         (wl-summary-jump-to-msg (car msgs)))
3641       (setq num (wl-summary-message-number))
3642       (when (eq num (car msgs))
3643         (wl-summary-target-mark num)
3644         (setq i (1+ i)))
3645       (setq msgs (cdr msgs)))
3646     i))
3647
3648 (defun wl-summary-pick (&optional from-list delete-marks)
3649   (interactive)
3650   (save-excursion
3651     (let* ((condition (car (elmo-parse-search-condition
3652                             (elmo-read-search-condition
3653                              wl-summary-pick-field-default))))
3654            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3655                                        condition
3656                                        from-list))
3657            num)
3658       (if delete-marks
3659           (let ((mlist wl-summary-buffer-target-mark-list))
3660             (while mlist
3661               (when (wl-summary-jump-to-msg (car mlist))
3662                 (wl-summary-unmark))
3663               (setq mlist (cdr mlist)))
3664             (setq wl-summary-buffer-target-mark-list nil)))
3665       (if (and result
3666                (setq num (wl-summary-target-mark-msgs result))
3667                (> num 0))
3668           (if (= num (length result))
3669               (message "%d message(s) are picked." num)
3670             (message "%d(%d) message(s) are picked." num
3671                      (- (length result) num)))
3672         (message "No message was picked.")))))
3673
3674 (defun wl-summary-unvirtual ()
3675   "Exit from current virtual folder."
3676   (interactive)
3677   (if (eq 'filter
3678           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3679       (wl-summary-goto-folder-subr
3680        (elmo-folder-name-internal
3681         (elmo-filter-folder-target-internal
3682          wl-summary-buffer-elmo-folder))
3683        'update nil nil t)
3684     (error "This folder is not filtered")))
3685
3686 (defun wl-summary-virtual (&optional arg)
3687   "Goto virtual folder.
3688 If ARG, exit virtual folder."
3689   (interactive "P")
3690   (if arg
3691       (wl-summary-unvirtual)
3692     (wl-summary-goto-folder-subr (concat "/"
3693                                          (elmo-read-search-condition
3694                                           wl-summary-pick-field-default)
3695                                          "/"
3696                                          (wl-summary-buffer-folder-name))
3697                                  'update nil nil t)))
3698
3699 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3700   "Erase all temp marks from buffer."
3701   (interactive)
3702   (when (or wl-summary-buffer-target-mark-list
3703             wl-summary-buffer-delete-list
3704             wl-summary-buffer-refile-list
3705             wl-summary-buffer-copy-list)
3706     (save-excursion
3707       (goto-char (point-min))
3708       (unless no-msg
3709         (message "Unmarking..."))
3710       (while (not (eobp))
3711         (wl-summary-unmark)
3712         (forward-line 1))
3713       (unless no-msg
3714         (message "Unmarking...done"))
3715       (setq wl-summary-buffer-target-mark-list nil)
3716       (setq wl-summary-buffer-delete-list nil)
3717       (setq wl-summary-buffer-refile-list nil)
3718       (setq wl-summary-buffer-copy-list nil))))
3719
3720 (defun wl-summary-delete-mark (number)
3721   "Delete temporary mark of the message specified by NUMBER."
3722   (cond
3723    ((memq number wl-summary-buffer-target-mark-list)
3724     (setq wl-summary-buffer-target-mark-list
3725           (delq number wl-summary-buffer-target-mark-list)))
3726    ((memq number wl-summary-buffer-delete-list)
3727     (setq wl-summary-buffer-delete-list
3728           (delq number wl-summary-buffer-delete-list)))
3729    (t
3730     (let (pair)
3731       (cond
3732        ((setq pair (assq number wl-summary-buffer-copy-list))
3733         (setq wl-summary-buffer-copy-list
3734               (delq pair wl-summary-buffer-copy-list)))
3735        ((setq pair (assq number wl-summary-buffer-refile-list))
3736         (setq wl-summary-buffer-refile-list
3737               (delq pair wl-summary-buffer-refile-list))))))))
3738
3739 (defsubst wl-summary-temp-mark ()
3740   "Move to the temp-mark column and return mark string."
3741   (move-to-column wl-summary-buffer-temp-mark-column)
3742   (buffer-substring (- (point) 1) (point)))
3743
3744 (defsubst wl-summary-persistent-mark ()
3745   "Move to the persistent-mark column and return mark string."
3746   (move-to-column wl-summary-buffer-persistent-mark-column)
3747   (buffer-substring (- (point) 1) (point)))
3748
3749 (defun wl-summary-mark-line (mark)
3750   "Put MARK on current line.  Return message number."
3751   (save-excursion
3752     (beginning-of-line)
3753     (let ((inhibit-read-only t)
3754           (buffer-read-only nil))
3755       (wl-summary-temp-mark) ; mark
3756       (delete-backward-char 1)
3757       (insert mark)
3758       (if wl-summary-highlight
3759           (wl-highlight-summary-current-line nil nil t))
3760       (set-buffer-modified-p nil))))
3761
3762 (defun wl-summary-target-mark-delete ()
3763   (interactive)
3764   (save-excursion
3765     (goto-char (point-min))
3766     (let (number mlist)
3767       (while (not (eobp))
3768         (when (string= (wl-summary-temp-mark) "*")
3769           (let (wl-summary-buffer-disp-msg)
3770             (when (setq number (wl-summary-message-number))
3771               (wl-summary-delete number)
3772               (setq wl-summary-buffer-target-mark-list
3773                     (delq number wl-summary-buffer-target-mark-list)))))
3774         (forward-line 1))
3775       (setq mlist wl-summary-buffer-target-mark-list)
3776       (while mlist
3777         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3778         (setq wl-summary-buffer-target-mark-list
3779               (delq (car mlist) wl-summary-buffer-target-mark-list))
3780         (setq mlist (cdr mlist))))))
3781
3782 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3783   (interactive "P")
3784   (save-excursion
3785     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3786            (inhibit-read-only t)
3787            (buffer-read-only nil)
3788            (count 0)
3789            (length (length mlist))
3790            (pos (point))
3791            skipped
3792            new-mark)
3793       (while mlist
3794         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3795         (if new-mark
3796             (progn
3797               (message "Prefetching... %d/%d message(s)"
3798                        (setq count (+ 1 count)) length)
3799               (when (wl-summary-jump-to-msg (car mlist))
3800                 (wl-summary-unmark)
3801                 (when new-mark
3802                   (wl-summary-persistent-mark) ; move
3803                   (delete-backward-char 1)
3804                   (insert new-mark)
3805                   (if wl-summary-highlight
3806                       (wl-highlight-summary-current-line))
3807                   (save-excursion
3808                     (goto-char pos)
3809                     (sit-for 0)))))
3810           (setq skipped (cons (car mlist) skipped)))
3811         (setq mlist (cdr mlist)))
3812       (setq wl-summary-buffer-target-mark-list skipped)
3813       (message "Prefetching... %d/%d message(s)" count length)
3814       (set-buffer-modified-p nil))))
3815
3816 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3817   (let ((variable
3818          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3819         (function
3820          (intern (format "wl-summary-%s" copy-or-refile)))
3821         (numlist wl-summary-buffer-number-list)
3822         regexp number msgid entity folder mlist)
3823     (save-excursion
3824       ;; guess by first mark
3825       (while numlist
3826         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3827             (setq number (car numlist)
3828                   numlist nil))
3829         (setq numlist (cdr numlist)))
3830       (when number
3831         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3832                                         number 'message-id)
3833               entity (elmo-msgdb-overview-get-entity
3834                       number (wl-summary-buffer-msgdb)))
3835         (if (null entity)
3836             (error "Cannot %s" copy-or-refile))
3837         (setq folder (wl-summary-read-folder
3838                       (wl-refile-guess entity)
3839                       (format "for %s" copy-or-refile)))
3840         (goto-char (point-min))
3841         (while (not (eobp))
3842           (when (string= (wl-summary-temp-mark) "*")
3843             (let (wl-summary-buffer-disp-msg)
3844               (when (setq number (wl-summary-message-number))
3845                 (funcall function folder number)
3846                 (setq wl-summary-buffer-target-mark-list
3847                       (delq number wl-summary-buffer-target-mark-list)))))
3848           (forward-line 1))
3849         ;; process invisible messages.
3850         (setq mlist wl-summary-buffer-target-mark-list)
3851         (while mlist
3852           (set variable
3853                (append (symbol-value variable)
3854                        (list (cons (car mlist) folder))))
3855           (setq wl-summary-buffer-target-mark-list
3856                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3857           (setq mlist (cdr mlist)))))))
3858
3859 (defun wl-summary-next-buffer ()
3860   "Switch to next summary buffer."
3861   (interactive)
3862   (let ((buffers (sort (wl-collect-summary)
3863                        (lambda (buffer1 buffer2)
3864                          (string-lessp (buffer-name buffer1)
3865                                        (buffer-name buffer2))))))
3866     (switch-to-buffer
3867      (or (cadr (memq (current-buffer) buffers))
3868          (car buffers)))))
3869
3870 (defun wl-summary-previous-buffer ()
3871   "Switch to previous summary buffer."
3872   (interactive)
3873   (let ((buffers (sort (wl-collect-summary)
3874                        (lambda (buffer1 buffer2)
3875                          (not (string-lessp (buffer-name buffer1)
3876                                             (buffer-name buffer2)))))))
3877     (switch-to-buffer
3878      (or (cadr (memq (current-buffer) buffers))
3879          (car buffers)))))
3880
3881 (defun wl-summary-target-mark-copy ()
3882   (interactive)
3883   (wl-summary-target-mark-refile-subr "copy"))
3884
3885 (defun wl-summary-target-mark-refile ()
3886   (interactive)
3887   (wl-summary-target-mark-refile-subr "refile"))
3888
3889 (defun wl-summary-target-mark-mark-as-read ()
3890   (interactive)
3891   (save-excursion
3892     (goto-char (point-min))
3893     (let ((inhibit-read-only t)
3894           (buffer-read-only nil)
3895           wl-summary-buffer-disp-msg
3896           number mlist)
3897       (while (not (eobp))
3898         (when (string= (wl-summary-temp-mark) "*")
3899           ;; delete target-mark from buffer.
3900           (delete-backward-char 1)
3901           (insert " ")
3902           (setq number (wl-summary-message-number))
3903           (wl-summary-mark-as-read number)
3904           (if wl-summary-highlight
3905               (wl-highlight-summary-current-line))
3906           (if number
3907               (setq wl-summary-buffer-target-mark-list
3908                     (delq number wl-summary-buffer-target-mark-list))))
3909         (forward-line 1))
3910       (setq mlist wl-summary-buffer-target-mark-list)
3911       (while mlist
3912         (wl-summary-mark-as-read (car mlist))
3913         (setq wl-summary-buffer-target-mark-list
3914               (delq (car mlist) wl-summary-buffer-target-mark-list))
3915         (setq mlist (cdr mlist)))
3916       (wl-summary-count-unread)
3917       (wl-summary-update-modeline))))
3918
3919 (defun wl-summary-target-mark-mark-as-unread ()
3920   (interactive)
3921   (save-excursion
3922     (goto-char (point-min))
3923     (let ((inhibit-read-only t)
3924           (buffer-read-only nil)
3925           wl-summary-buffer-disp-msg
3926           number mlist)
3927       (while (not (eobp))
3928         (when (string= (wl-summary-temp-mark) "*")
3929           (delete-backward-char 1)
3930           (insert " ")
3931           (setq number (wl-summary-mark-as-unread))
3932           (if wl-summary-highlight
3933               (wl-highlight-summary-current-line))
3934           (if number
3935               (setq wl-summary-buffer-target-mark-list
3936                     (delq number wl-summary-buffer-target-mark-list))))
3937         (forward-line 1))
3938       (setq mlist wl-summary-buffer-target-mark-list)
3939       (while mlist
3940         (wl-summary-mark-as-unread (car mlist))
3941 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3942         (setq wl-summary-buffer-target-mark-list
3943               (delq (car mlist) wl-summary-buffer-target-mark-list))
3944         (setq mlist (cdr mlist)))
3945       (wl-summary-count-unread)
3946       (wl-summary-update-modeline))))
3947
3948 (defun wl-summary-target-mark-mark-as-important ()
3949   (interactive)
3950   (save-excursion
3951     (goto-char (point-min))
3952     (let ((inhibit-read-only t)
3953           (buffer-read-only nil)
3954           wl-summary-buffer-disp-msg
3955           number mlist)
3956       (while (not (eobp))
3957         (when (string= (wl-summary-temp-mark) "*")
3958           ;; delete target-mark from buffer.
3959           (delete-backward-char 1)
3960           (insert " ")
3961           (setq number (wl-summary-mark-as-important))
3962           (if wl-summary-highlight
3963               (wl-highlight-summary-current-line))
3964           (if number
3965               (setq wl-summary-buffer-target-mark-list
3966                     (delq number wl-summary-buffer-target-mark-list))))
3967         (forward-line 1))
3968       (setq mlist wl-summary-buffer-target-mark-list)
3969       (while mlist
3970         (wl-summary-mark-as-important (car mlist))
3971         (wl-thread-msg-mark-as-important (car mlist))
3972         (setq wl-summary-buffer-target-mark-list
3973               (delq (car mlist) wl-summary-buffer-target-mark-list))
3974         (setq mlist (cdr mlist)))
3975       (wl-summary-count-unread)
3976       (wl-summary-update-modeline))))
3977
3978 (defun wl-summary-target-mark-save ()
3979   (interactive)
3980   (let ((wl-save-dir
3981          (wl-read-directory-name "Save to directory: "
3982                                  wl-temporary-file-directory))
3983         number)
3984     (if (null (file-exists-p wl-save-dir))
3985         (make-directory wl-save-dir))
3986     (while (setq number (car wl-summary-buffer-target-mark-list))
3987       (wl-thread-jump-to-msg number)
3988       (wl-summary-save t wl-save-dir)
3989       (wl-summary-unmark number))))
3990
3991 (defun wl-summary-target-mark-pick ()
3992   (interactive)
3993   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3994
3995 (defun wl-summary-mark-as-read (&optional number no-folder-mark)
3996   (interactive)
3997   (save-excursion
3998     (let ((buffer-read-only nil)
3999           (folder wl-summary-buffer-elmo-folder)
4000           (msgdb (wl-summary-buffer-msgdb))
4001           (case-fold-search nil)
4002           cur-mark mark stat visible uncached new-mark marked)
4003       (setq number (or number (wl-summary-message-number))
4004             visible (if number
4005                         (wl-summary-jump-to-msg number)
4006                       ;; interactive
4007                       t)
4008             mark (elmo-msgdb-get-mark msgdb number))
4009       (cond
4010        ((string= mark wl-summary-new-mark) ; N
4011         (setq stat 'new))
4012        ((string= mark wl-summary-unread-uncached-mark) ; U
4013         (setq stat 'unread))
4014        ((string= mark wl-summary-unread-cached-mark)  ; !
4015         (setq stat 'unread))
4016        ((string= mark wl-summary-read-uncached-mark)  ; u
4017         (setq stat 'read))
4018        (t
4019         ;; no need to mark server.
4020         (setq no-folder-mark t)))
4021       (setq new-mark
4022             (if (and (if (elmo-message-use-cache-p folder number)
4023                          (not (elmo-folder-local-p folder)))
4024                      (not (elmo-file-cache-exists-p
4025                            (elmo-message-field wl-summary-buffer-elmo-folder
4026                                                number 'message-id))))
4027                 wl-summary-read-uncached-mark
4028               nil))
4029       ;; folder mark.
4030       (unless no-folder-mark
4031         (setq marked (elmo-folder-mark-as-read folder (list number))))
4032       (when (or no-folder-mark marked)
4033         (cond ((eq stat 'unread)
4034                (setq wl-summary-buffer-unread-count
4035                      (1- wl-summary-buffer-unread-count)))
4036               ((eq stat 'new)
4037                (setq wl-summary-buffer-new-count
4038                      (1- wl-summary-buffer-new-count))))
4039         (wl-summary-update-modeline)
4040         (wl-folder-update-unread
4041          (wl-summary-buffer-folder-name)
4042          (+ wl-summary-buffer-unread-count
4043             wl-summary-buffer-new-count))
4044         (when stat
4045           ;; set mark on buffer
4046           (when visible
4047             (unless (string= (wl-summary-persistent-mark) new-mark)
4048               (delete-backward-char 1)
4049               (insert (or new-mark " "))))
4050           ;; set msgdb mark.
4051           (unless (string= mark new-mark)
4052             (elmo-msgdb-set-mark msgdb number new-mark))
4053           (wl-summary-set-mark-modified))
4054         (if (and visible wl-summary-highlight)
4055             (wl-highlight-summary-current-line nil nil t)))
4056       (set-buffer-modified-p nil)
4057       (if stat
4058           (run-hooks 'wl-summary-unread-message-hook))
4059       number ;return value
4060       )))
4061
4062 (defun wl-summary-mark-as-important (&optional number
4063                                                mark
4064                                                no-server-update)
4065   (interactive)
4066   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4067           'internal)
4068       (error "Cannot process mark in this folder"))
4069   (save-excursion
4070     (let* (eol
4071           (inhibit-read-only t)
4072           (buffer-read-only nil)
4073           (folder wl-summary-buffer-elmo-folder)
4074           (msgdb (wl-summary-buffer-msgdb))
4075           (number-alist (elmo-msgdb-get-number-alist msgdb))
4076           message-id visible cur-mark)
4077       (if number
4078           (progn
4079             (setq visible (wl-summary-jump-to-msg number))
4080             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4081         (setq visible t))
4082       (when visible
4083         (if (null (setq number (wl-summary-message-number)))
4084             (progn
4085               (message "No message.")
4086               (setq visible nil))
4087           (end-of-line)
4088           (setq eol (point))
4089           (wl-summary-goto-previous-message-beginning)))
4090       (if (or (and (not visible)
4091                    ;; already exists in msgdb.
4092                    (elmo-msgdb-overview-get-entity number msgdb))
4093               (setq cur-mark (wl-summary-persistent-mark)))
4094           (progn
4095             (setq number (or number (wl-summary-message-number)))
4096             (setq mark (or mark cur-mark))
4097             (setq message-id (elmo-message-field
4098                               wl-summary-buffer-elmo-folder
4099                               number
4100                               'message-id))
4101             (if (string= mark wl-summary-important-mark)
4102                 (progn
4103                   ;; server side mark
4104                   (save-match-data
4105                     (unless no-server-update
4106                       (elmo-folder-unmark-important folder (list number))
4107                       (elmo-msgdb-global-mark-delete message-id))
4108                     ;; Remove cache if local folder.
4109                     (if (and (elmo-folder-local-p folder)
4110                              (not (eq 'mark
4111                                       (elmo-folder-type-internal folder))))
4112                         (elmo-file-cache-delete
4113                          (elmo-file-cache-get-path message-id))))
4114                   (when visible
4115                     (delete-backward-char 1)
4116                     (insert " "))
4117                   (elmo-msgdb-set-mark msgdb number nil))
4118               ;; server side mark
4119               (save-match-data
4120                 (unless no-server-update
4121                   (elmo-folder-mark-as-important folder (list number))))
4122               (when visible
4123                 (delete-backward-char 1)
4124                 (insert wl-summary-important-mark))
4125               (elmo-msgdb-set-mark msgdb number
4126                                    wl-summary-important-mark)
4127               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4128                   (elmo-folder-mark-as-read folder (list number))
4129                 ;; Force cache message.
4130                 (elmo-message-encache folder number 'read))
4131               (unless no-server-update
4132                 (elmo-msgdb-global-mark-set message-id
4133                                             wl-summary-important-mark)))
4134             (wl-summary-set-mark-modified)))
4135       (if (and visible wl-summary-highlight)
4136           (wl-highlight-summary-current-line nil nil t))))
4137   (set-buffer-modified-p nil)
4138   number)
4139
4140 ;;; Summary line.
4141 (defvar wl-summary-line-formatter nil)
4142
4143 (defun wl-summary-view-old-p ()
4144   "Return non-nil when summary view cache has old format."
4145   (save-excursion
4146     (goto-char (point-min))
4147     (and wl-summary-buffer-number-list
4148          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4149
4150 (defun wl-summary-line-format-changed-p ()
4151   "Return non-nil when summary line format is changed."
4152   (not (string=
4153         wl-summary-buffer-line-format
4154         (or (elmo-object-load (expand-file-name
4155                                wl-summary-line-format-file
4156                                (elmo-folder-msgdb-path
4157                                 wl-summary-buffer-elmo-folder))
4158                               wl-summary-buffer-mime-charset)
4159             wl-summary-buffer-line-format))))
4160
4161 (defun wl-summary-line-format-save ()
4162   "Save current summary line format."
4163   (elmo-object-save
4164    (expand-file-name wl-summary-line-format-file
4165                      (elmo-folder-msgdb-path
4166                       wl-summary-buffer-elmo-folder))
4167    wl-summary-buffer-line-format
4168    wl-summary-buffer-mime-charset))
4169
4170 (defun wl-summary-line-number ()
4171   (wl-set-string-width
4172    (- wl-summary-buffer-number-column)
4173    (number-to-string
4174     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4175
4176 (defun wl-summary-line-year ()
4177   (aref wl-datevec 0))
4178 (defun wl-summary-line-month ()
4179   (format "%02d" (aref wl-datevec 1)))
4180 (defun wl-summary-line-day ()
4181   (format "%02d" (aref wl-datevec 2)))
4182 (defun wl-summary-line-day-of-week ()
4183   (condition-case nil
4184       (elmo-date-get-week (aref wl-datevec 0)
4185                           (aref wl-datevec 1)
4186                           (aref wl-datevec 2))
4187     (error "??")))
4188 (defun wl-summary-line-hour ()
4189   (format "%02d" (aref wl-datevec 3)))
4190 (defun wl-summary-line-minute ()
4191   (format "%02d" (aref wl-datevec 4)))
4192
4193 (defun wl-summary-line-size ()
4194   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4195     (if size
4196         (cond
4197          ((<= 1 (/ size 1048576))
4198           (format "%.0fM" (/ size 1048576.0)))
4199          ((<= 1 (/ size 1024))
4200           (format "%.0fK" (/ size 1024.0)))
4201          (t (format "%dB" size)))
4202       "")))
4203
4204 (defun wl-summary-line-subject ()
4205   (let (no-parent subject parent-raw-subject parent-subject)
4206     (if (string= wl-thr-indent-string "")
4207         (setq no-parent t)) ; no parent
4208     (setq subject
4209           (elmo-delete-char ?\n
4210                             (or (elmo-msgdb-overview-entity-get-subject
4211                                  wl-message-entity)
4212                                 wl-summary-no-subject-message)))
4213     (setq parent-raw-subject
4214           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4215     (setq parent-subject
4216           (if parent-raw-subject
4217               (elmo-delete-char ?\n parent-raw-subject)))
4218     (if (or no-parent
4219             (null parent-subject)
4220             (not (wl-summary-subject-equal
4221                   subject parent-subject)))
4222         (funcall wl-summary-subject-function subject)
4223       "")))
4224
4225 (defun wl-summary-line-from ()
4226   (elmo-delete-char ?\n
4227                     (funcall wl-summary-from-function
4228                              (elmo-msgdb-overview-entity-get-from
4229                               wl-message-entity))))
4230
4231 (defun wl-summary-line-list-info ()
4232   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4233     (if (car list-info)
4234         (format (if (cdr list-info) "(%s %05d)" "(%s)")
4235                 (car list-info) (cdr list-info))
4236       "")))
4237
4238 (defun wl-summary-line-list-count ()
4239   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4240     (if ml-count
4241         (format "%.0f" ml-count)
4242       "")))
4243
4244 (defun wl-summary-line-attached ()
4245   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4246                        wl-message-entity "content-type"))
4247         (case-fold-search t))
4248     (if (and content-type
4249              (string-match "multipart/mixed" content-type))
4250         "@"
4251       "")))
4252
4253 (defun wl-summary-create-line (wl-message-entity
4254                                wl-parent-message-entity
4255                                wl-temp-mark
4256                                wl-persistent-mark
4257                                &optional
4258                                wl-thr-children-number
4259                                wl-thr-indent-string
4260                                wl-thr-linked)
4261   "Create a summary line."
4262   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4263         (elmo-mime-charset wl-summary-buffer-mime-charset)
4264         (elmo-lang wl-summary-buffer-weekday-name-lang)
4265         (wl-datevec (or (ignore-errors (timezone-fix-time
4266                                         (elmo-msgdb-overview-entity-get-date
4267                                          wl-message-entity)
4268                                         nil
4269                                         wl-summary-fix-timezone))
4270                         (make-vector 5 0)))
4271         (entity wl-message-entity) ; backward compatibility.
4272         line mark)
4273     (if (and wl-thr-indent-string
4274              wl-summary-indent-length-limit
4275              (< wl-summary-indent-length-limit
4276                 (string-width wl-thr-indent-string)))
4277         (setq wl-thr-indent-string (wl-set-string-width
4278                                     wl-summary-indent-length-limit
4279                                     wl-thr-indent-string)))
4280     (setq line (funcall wl-summary-buffer-line-formatter))
4281     (if wl-summary-width (setq line
4282                                (wl-set-string-width
4283                                 (- wl-summary-width 1) line nil
4284                                 'ignore-invalid)))
4285     (setq line (concat line
4286                        "\r"
4287                        (number-to-string
4288                         (elmo-msgdb-overview-entity-get-number
4289                          wl-message-entity))))
4290     (if wl-summary-highlight
4291         (wl-highlight-summary-line-string line
4292                                           wl-persistent-mark
4293                                           wl-temp-mark
4294                                           wl-thr-indent-string))
4295     line))
4296
4297 (defsubst wl-summary-proc-wday (wday-str year month mday)
4298   (save-match-data
4299     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4300         (wl-match-string 1 wday-str)
4301       (elmo-date-get-week year month mday))))
4302
4303 (defvar wl-summary-move-spec-plugged-alist
4304   (` ((new . ((t . nil)
4305               (p . (, wl-summary-new-mark))
4306               (p . (, (wl-regexp-opt
4307                        (list wl-summary-unread-uncached-mark
4308                              wl-summary-unread-cached-mark))))
4309               (p . (, (regexp-quote wl-summary-important-mark)))))
4310       (unread . ((t . nil)
4311                  (p . (, (wl-regexp-opt
4312                           (list wl-summary-new-mark
4313                                 wl-summary-unread-uncached-mark
4314                                 wl-summary-unread-cached-mark))))
4315                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4316
4317 (defvar wl-summary-move-spec-unplugged-alist
4318   (` ((new . ((t . nil)
4319               (p . (, wl-summary-unread-cached-mark))
4320               (p . (, (regexp-quote wl-summary-important-mark)))))
4321       (unread . ((t . nil)
4322                  (p . (, wl-summary-unread-cached-mark))
4323                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4324
4325 (defsubst wl-summary-next-message (num direction hereto)
4326   (if wl-summary-buffer-next-message-function
4327       (funcall wl-summary-buffer-next-message-function num direction hereto)
4328     (let ((cur-spec (cdr (assq wl-summary-move-order
4329                                (if (elmo-folder-plugged-p
4330                                     wl-summary-buffer-elmo-folder)
4331                                    wl-summary-move-spec-plugged-alist
4332                                  wl-summary-move-spec-unplugged-alist))))
4333           (nums (memq num (if (eq direction 'up)
4334                               (reverse wl-summary-buffer-number-list)
4335                             wl-summary-buffer-number-list)))
4336           marked-list nums2)
4337       (unless hereto (setq nums (cdr nums)))
4338       (setq nums2 nums)
4339       (if cur-spec
4340           (catch 'done
4341             (while cur-spec
4342               (setq nums nums2)
4343               (cond ((eq (car (car cur-spec)) 'p)
4344                      (if (setq marked-list
4345                                (elmo-folder-list-messages-mark-match
4346                                 wl-summary-buffer-elmo-folder
4347                                 (cdr (car cur-spec))))
4348                          (while nums
4349                            (if (memq (car nums) marked-list)
4350                                (throw 'done (car nums)))
4351                            (setq nums (cdr nums)))))
4352                     ((eq (car (car cur-spec)) 't)
4353                      (if wl-summary-buffer-target-mark-list
4354                          (while nums
4355                            (if (memq (car nums)
4356                                      wl-summary-buffer-target-mark-list)
4357                                (throw 'done (car nums)))
4358                            (setq nums (cdr nums))))))
4359               (setq cur-spec (cdr cur-spec))))
4360         (car nums)))))
4361
4362 (defsubst wl-summary-cursor-move (direction hereto)
4363   (when (and (eq direction 'up)
4364              (eobp))
4365     (forward-line -1)
4366     (setq hereto t))
4367   (let (num)
4368     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4369                                              direction hereto))
4370       (if (numberp num)
4371           (wl-thread-jump-to-msg num))
4372       t)))
4373 ;;
4374 ;; Goto unread or important
4375 ;; returns t if next message exists in this folder.
4376 (defun wl-summary-cursor-down (&optional hereto)
4377   (interactive "P")
4378   (wl-summary-cursor-move 'down hereto))
4379
4380 (defun wl-summary-cursor-up (&optional hereto)
4381   (interactive "P")
4382   (wl-summary-cursor-move 'up hereto))
4383
4384 (defun wl-summary-save-view-cache ()
4385   (save-excursion
4386     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4387            (cache (expand-file-name wl-summary-cache-file dir))
4388            (view (expand-file-name wl-summary-view-file dir))
4389            (save-view wl-summary-buffer-view)
4390            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4391            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4392            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4393            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4394            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4395            (temp-column wl-summary-buffer-temp-mark-column)
4396            (charset wl-summary-buffer-mime-charset))
4397       (if (file-directory-p dir)
4398           (); ok.
4399         (if (file-exists-p dir)
4400             (error "File %s already exists" dir)
4401           (elmo-make-directory dir)))
4402       (if (eq save-view 'thread)
4403           (wl-thread-save-entity dir))
4404       (when wl-summary-check-line-format
4405         (wl-summary-line-format-save))
4406       (unwind-protect
4407           (progn
4408             (when (file-writable-p cache)
4409               (copy-to-buffer tmp-buffer (point-min) (point-max))
4410               (with-current-buffer tmp-buffer
4411                 (widen)
4412                 (make-local-variable 'wl-summary-highlight)
4413                 (setq wl-summary-highlight nil
4414                       wl-summary-buffer-target-mark-list mark-list
4415                       wl-summary-buffer-refile-list refile-list
4416                       wl-summary-buffer-copy-list copy-list
4417                       wl-summary-buffer-delete-list delete-list
4418                       wl-summary-buffer-temp-mark-column temp-column)
4419                 (wl-summary-delete-all-temp-marks)
4420                 (encode-coding-region
4421                  (point-min) (point-max)
4422                  (or (and wl-on-mule ; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
4423                           (mime-charset-to-coding-system charset 'LF))
4424                      ;; Mule 2 doesn't have `*ctext*unix'.
4425                      (mime-charset-to-coding-system charset)))
4426                 (write-region-as-binary (point-min)(point-max)
4427                                         cache nil 'no-msg)))
4428             (when (file-writable-p view) ; 'thread or 'sequence
4429               (save-excursion
4430                 (set-buffer tmp-buffer)
4431                 (erase-buffer)
4432                 (prin1 save-view tmp-buffer)
4433                 (princ "\n" tmp-buffer)
4434                 (write-region (point-min) (point-max) view nil 'no-msg))))
4435         ;; kill tmp buffer.
4436         (kill-buffer tmp-buffer)))))
4437
4438 (defsubst wl-summary-get-sync-range (folder)
4439   (intern (or (and
4440                (elmo-folder-plugged-p folder)
4441                (wl-get-assoc-list-value
4442                 wl-folder-sync-range-alist
4443                 (elmo-folder-name-internal folder)))
4444               wl-default-sync-range)))
4445
4446 ;; redefined for wl-summary-sync-update
4447 (defun wl-summary-input-range (folder)
4448   "returns update or all or rescan."
4449   ;; for the case when parts are expanded in the bottom of the folder
4450   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4451                             "cache-status"
4452                             "no-sync" "rescan-noscore" "all-visible"))
4453         (default (or (wl-get-assoc-list-value
4454                       wl-folder-sync-range-alist
4455                       folder)
4456                      wl-default-sync-range))
4457         range)
4458     (setq range
4459           (completing-read (format "Range (%s): " default)
4460                            (mapcar
4461                             (function (lambda (x) (cons x x)))
4462                             input-range-list)))
4463     (if (string= range "")
4464         default
4465       range)))
4466
4467 (defun wl-summary-toggle-disp-folder (&optional arg)
4468   (interactive)
4469   (let ((cur-buf (current-buffer))
4470         (summary-win (get-buffer-window (current-buffer)))
4471         fld-buf fld-win)
4472     (cond
4473      ((eq arg 'on)
4474       (setq wl-summary-buffer-disp-folder t)
4475       ;; hide your folder window
4476       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4477           (if (setq fld-win (get-buffer-window fld-buf))
4478               (delete-window fld-win))))
4479      ((eq arg 'off)
4480       (setq wl-summary-buffer-disp-folder nil)
4481       ;; hide your wl-message window!
4482       (when (buffer-live-p wl-message-buffer)
4483         (wl-message-select-buffer wl-message-buffer)
4484         (delete-window))
4485       (select-window (get-buffer-window cur-buf))
4486       ;; display wl-folder window!!
4487       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4488           (if (setq fld-win (get-buffer-window fld-buf))
4489               ;; folder win is already displayed.
4490               (select-window fld-win)
4491             ;; folder win is not displayed.
4492             (switch-to-buffer fld-buf))
4493         ;; no folder buf
4494         (wl-folder))
4495       ;; temporarily delete summary-win.
4496       (if summary-win
4497           (delete-window summary-win))
4498       (split-window-horizontally wl-folder-window-width)
4499       (other-window 1)
4500       (switch-to-buffer cur-buf))
4501      (t
4502       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4503           (if (setq fld-win (get-buffer-window fld-buf))
4504               (setq wl-summary-buffer-disp-folder nil)
4505             (setq wl-summary-buffer-disp-folder t)))
4506       (if (not wl-summary-buffer-disp-folder)
4507           ;; hide message window
4508           (let ((mes-win (and wl-message-buffer
4509                               (get-buffer-window wl-message-buffer)))
4510                 (wl-stay-folder-window t))
4511             (if mes-win (delete-window mes-win))
4512             ;; hide your folder window
4513             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4514                 (if (setq fld-win (get-buffer-window fld-buf))
4515                     (progn
4516                       (delete-window (get-buffer-window cur-buf))
4517                       (select-window fld-win)
4518                       (switch-to-buffer cur-buf))))
4519             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4520             ;; resume message window.
4521             (when mes-win
4522               (wl-message-select-buffer wl-message-buffer)
4523               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4524               (select-window (get-buffer-window cur-buf))))
4525         ;; hide message window
4526         (let ((wl-stay-folder-window t)
4527               (mes-win (and wl-message-buffer
4528                             (get-buffer-window wl-message-buffer))))
4529           (if mes-win (delete-window mes-win))
4530           (select-window (get-buffer-window cur-buf))
4531           ;; display wl-folder window!!
4532           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4533               (if (setq fld-win (get-buffer-window fld-buf))
4534                   ;; folder win is already displayed.
4535                   (select-window fld-win)
4536                 ;; folder win is not displayed...occupy all.
4537                 (switch-to-buffer fld-buf))
4538             ;; no folder buf
4539             (wl-folder))
4540           (split-window-horizontally wl-folder-window-width)
4541           (other-window 1)
4542           (switch-to-buffer cur-buf)
4543           ;; resume message window.
4544           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4545           (when mes-win
4546             (wl-message-select-buffer wl-message-buffer)
4547             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4548             (select-window (get-buffer-window cur-buf))))))))
4549   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4550
4551 (defun wl-summary-toggle-disp-msg (&optional arg)
4552   (interactive)
4553   (let ((cur-buf (current-buffer))
4554         fld-buf fld-win
4555         summary-win)
4556     (cond
4557      ((eq arg 'on)
4558       (setq wl-summary-buffer-disp-msg t)
4559       (save-excursion
4560         ;; hide your folder window
4561         (if (and (not wl-stay-folder-window)
4562                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4563             (if (setq fld-win (get-buffer-window fld-buf))
4564                 (unless (one-window-p fld-win)
4565                   (delete-window fld-win))))))
4566      ((eq arg 'off)
4567       (wl-delete-all-overlays)
4568       (setq wl-summary-buffer-disp-msg nil)
4569       (save-excursion
4570         (when (buffer-live-p wl-message-buffer)
4571           (wl-message-select-buffer wl-message-buffer)
4572           (delete-window)
4573           (and (get-buffer-window cur-buf)
4574                (select-window (get-buffer-window cur-buf))))
4575         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4576      (t
4577       (if (and wl-message-buffer
4578                (get-buffer-window wl-message-buffer)) ; already displayed
4579           (setq wl-summary-buffer-disp-msg nil)
4580         (setq wl-summary-buffer-disp-msg t))
4581       (if wl-summary-buffer-disp-msg
4582           (progn
4583             (wl-summary-redisplay)
4584 ;;; hide your folder window
4585 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4586 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4587 ;;;             (delete-window fld-win)))
4588             (run-hooks 'wl-summary-toggle-disp-on-hook))
4589         (wl-delete-all-overlays)
4590         (save-excursion
4591           (wl-message-select-buffer wl-message-buffer)
4592           (delete-window)
4593           (select-window (get-buffer-window cur-buf))
4594           (run-hooks 'wl-summary-toggle-disp-off-hook))
4595 ;;;     (switch-to-buffer cur-buf)
4596         )))))
4597
4598 (defun wl-summary-next-line-content ()
4599   "Show next line of the message."
4600   (interactive)
4601   (let ((cur-buf (current-buffer)))
4602     (wl-summary-toggle-disp-msg 'on)
4603     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4604       (set-buffer cur-buf)
4605       (wl-message-next-page 1))))
4606
4607 (defun wl-summary-prev-line-content ()
4608   (interactive)
4609   (let ((cur-buf (current-buffer)))
4610     (wl-summary-toggle-disp-msg 'on)
4611     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4612       (set-buffer cur-buf)
4613       (wl-message-prev-page 1))))
4614
4615 (defun wl-summary-next-page ()
4616   (interactive)
4617   (let ((cur-buf (current-buffer)))
4618     (wl-summary-toggle-disp-msg 'on)
4619     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4620       (set-buffer cur-buf)
4621       (wl-message-next-page))))
4622
4623 (defun wl-summary-prev-page ()
4624   (interactive)
4625   (let ((cur-buf (current-buffer)))
4626     (wl-summary-toggle-disp-msg 'on)
4627     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4628       (set-buffer cur-buf)
4629       (wl-message-prev-page))))
4630
4631 (defsubst wl-summary-no-mime-p (folder)
4632   (wl-string-match-member (elmo-folder-name-internal folder)
4633                           wl-summary-no-mime-folder-list))
4634
4635 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4636   "Set message buffer.
4637 If message is not displayed yet, display it.
4638 Return t if message exists."
4639   (let ((folder wl-summary-buffer-elmo-folder)
4640         (number (wl-summary-message-number))
4641         cur-folder cur-number message-last-pos)
4642     (when (buffer-live-p wl-message-buffer)
4643       (save-window-excursion
4644         (wl-message-select-buffer wl-message-buffer)
4645         (setq cur-folder wl-message-buffer-cur-folder)
4646         (setq cur-number wl-message-buffer-cur-number)))
4647     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4648              (eq number (or cur-number 0)))
4649         (progn
4650           (set-buffer wl-message-buffer)
4651           t)
4652       (if (wl-summary-no-mime-p folder)
4653           (wl-summary-redisplay-no-mime-internal folder number)
4654         (wl-summary-redisplay-internal folder number))
4655       (when (buffer-live-p wl-message-buffer)
4656         (set-buffer wl-message-buffer))
4657       nil)))
4658
4659 (defun wl-summary-target-mark-forward (&optional arg)
4660   (interactive "P")
4661   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4662         (summary-buf (current-buffer))
4663         (wl-draft-forward t)
4664         start-point
4665         draft-buf)
4666     (wl-summary-jump-to-msg (car mlist))
4667     (wl-summary-forward t)
4668     (setq start-point (point))
4669     (setq draft-buf (current-buffer))
4670     (setq mlist (cdr mlist))
4671     (save-window-excursion
4672       (when mlist
4673         (while mlist
4674           (set-buffer summary-buf)
4675           (wl-summary-jump-to-msg (car mlist))
4676           (wl-summary-redisplay)
4677           (set-buffer draft-buf)
4678           (goto-char (point-max))
4679           (wl-draft-insert-message)
4680           (setq mlist (cdr mlist)))
4681         (wl-draft-body-goto-top)
4682         (wl-draft-enclose-digest-region (point) (point-max)))
4683       (goto-char start-point)
4684       (save-excursion
4685         (set-buffer summary-buf)
4686         (wl-summary-delete-all-temp-marks)))
4687     (run-hooks 'wl-mail-setup-hook)))
4688
4689 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4690   (interactive "P")
4691   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4692         (summary-buf (current-buffer))
4693         change-major-mode-hook
4694         start-point
4695         draft-buf)
4696     (wl-summary-jump-to-msg (car mlist))
4697     (wl-summary-reply arg t)
4698     (goto-char (point-max))
4699     (setq start-point (point-marker))
4700     (setq draft-buf (current-buffer))
4701     (save-window-excursion
4702       (while mlist
4703         (set-buffer summary-buf)
4704         (delete-other-windows)
4705         (wl-summary-jump-to-msg (car mlist))
4706         (wl-summary-redisplay)
4707         (set-buffer draft-buf)
4708         (goto-char (point-max))
4709         (wl-draft-yank-original)
4710         (setq mlist (cdr mlist)))
4711       (goto-char start-point)
4712       (save-excursion
4713         (set-buffer summary-buf)
4714         (wl-summary-delete-all-temp-marks)))
4715     (run-hooks 'wl-mail-setup-hook)))
4716
4717 (defun wl-summary-reply-with-citation (&optional arg)
4718   (interactive "P")
4719   (when (wl-summary-reply arg t)
4720     (goto-char (point-max))
4721     (wl-draft-yank-original)
4722     (run-hooks 'wl-mail-setup-hook)))
4723
4724 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4725   (interactive)
4726   (let* ((original (wl-summary-message-number))
4727          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4728          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4729          msg otherfld schar
4730          (errmsg
4731           (format "No message with id \"%s\" in the folder." msgid)))
4732     (if (setq msg (car (rassoc msgid number-alist)))
4733 ;;;     (wl-summary-jump-to-msg-internal
4734 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4735         (progn
4736           (wl-thread-jump-to-msg msg)
4737           t)
4738       ;; for XEmacs!
4739       (if (and elmo-use-database
4740                (setq errmsg
4741                      (format
4742                       "No message with id \"%s\" in the database." msgid))
4743                (setq otherfld (elmo-database-msgid-get msgid)))
4744           (if (cdr (wl-summary-jump-to-msg-internal
4745                     (car otherfld) (nth 1 otherfld) 'no-sync))
4746               t ; succeed.
4747             ;; Back to original.
4748             (wl-summary-jump-to-msg-internal
4749              (wl-summary-buffer-folder-name) original 'no-sync))
4750         (cond ((eq wl-summary-search-via-nntp 'confirm)
4751                (require 'elmo-nntp)
4752                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4753                         elmo-nntp-default-server)
4754                (setq schar (read-char))
4755                (cond ((eq schar ?y)
4756                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4757                      ((eq schar ?s)
4758                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4759                        msgid
4760                        (read-from-minibuffer "NNTP Server: ")))
4761                      (t
4762                       (message errmsg)
4763                       nil)))
4764               (wl-summary-search-via-nntp
4765                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4766               (t
4767                (message errmsg)
4768                nil))))))
4769
4770 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4771   (interactive)
4772   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4773          newsgroups folder ret
4774          user server port type spec)
4775     (if server-spec
4776         (if (string-match "^-" server-spec)
4777             (setq spec (wl-folder-get-elmo-folder server-spec)
4778                   user (elmo-net-folder-user-internal spec)
4779                   server (elmo-net-folder-server-internal spec)
4780                   port (elmo-net-folder-port-internal spec)
4781                   type (elmo-net-folder-stream-type-internal spec))
4782           (setq server server-spec)))
4783     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4784                      msgid
4785                      (or server elmo-nntp-default-server)
4786                      (or user elmo-nntp-default-user)
4787                      (or port elmo-nntp-default-port)
4788                      (or type elmo-nntp-default-stream-type)))
4789       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4790       (setq folder (concat "-" (car newsgroups)
4791                            (elmo-nntp-folder-postfix user server port type)))
4792       (catch 'found
4793         (while newsgroups
4794           (if (wl-folder-entity-exists-p (car newsgroups)
4795                                          wl-folder-newsgroups-hashtb)
4796               (throw 'found
4797                      (setq folder (concat "-" (car newsgroups)
4798                                           (elmo-nntp-folder-postfix
4799                                            user server port type)))))
4800           (setq newsgroups (cdr newsgroups)))))
4801     (if ret
4802         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4803       (message "No message id \"%s\" in nntp server \"%s\"."
4804                msgid (or server elmo-nntp-default-server))
4805       nil)))
4806
4807 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4808   (let (wl-auto-select-first entity)
4809     (if (or (string= folder (wl-summary-buffer-folder-name))
4810             (y-or-n-p
4811              (format
4812               "Message was found in the folder \"%s\". Jump to it? "
4813               folder)))
4814         (progn
4815           (unwind-protect
4816               (wl-summary-goto-folder-subr
4817                folder scan-type nil nil t)
4818             (if msgid
4819                 (setq msg
4820                       (car (rassoc msgid
4821                                    (elmo-msgdb-get-number-alist
4822                                     (wl-summary-buffer-msgdb))))))
4823             (setq entity (wl-folder-search-entity-by-name folder
4824                                                           wl-folder-entity
4825                                                           'folder))
4826             (if entity
4827                 (wl-folder-set-current-entity-id
4828                  (wl-folder-get-entity-id entity))))
4829           (if (null msg)
4830               (message "Message was not found currently in this folder.")
4831             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4832           (cons folder msg)))))
4833
4834 (defun wl-summary-jump-to-parent-message (arg)
4835   (interactive "P")
4836   (let ((cur-buf (current-buffer))
4837         (disp-msg wl-summary-buffer-disp-msg)
4838         (number (wl-summary-message-number))
4839         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4840         (i -1) ;; xxx
4841         msg-id msg-num ref-list ref irt)
4842     (if (null number)
4843         (message "No message.")
4844       (when (eq wl-summary-buffer-view 'thread)
4845         (cond ((and arg (not (numberp arg)))
4846                (setq msg-num
4847                      (wl-thread-entity-get-number
4848                       (wl-thread-entity-get-top-entity
4849                        (wl-thread-get-entity number)))))
4850               ((and arg (numberp arg))
4851                (setq i 0)
4852                (setq msg-num number)
4853                (while (< i arg)
4854                  (setq msg-num
4855                        (wl-thread-entity-get-number
4856                         (wl-thread-entity-get-parent-entity
4857                          (wl-thread-get-entity msg-num))))
4858                  (setq i (1+ i))))
4859               (t (setq msg-num
4860                        (wl-thread-entity-get-number
4861                         (wl-thread-entity-get-parent-entity
4862                          (wl-thread-get-entity number)))))))
4863       (when (null msg-num)
4864         (wl-summary-set-message-buffer-or-redisplay)
4865         (set-buffer (wl-message-get-original-buffer))
4866         (message "Searching parent message...")
4867         (setq ref (std11-field-body "References")
4868               irt (std11-field-body "In-Reply-To"))
4869         (cond
4870          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4871                (string-match regexp ref))
4872           ;; The first message of the thread.
4873           (setq msg-id (wl-match-string 1 ref)))
4874          ;; "In-Reply-To:" has only one msg-id.
4875          ((and (null arg) irt (not (string= irt ""))
4876                (string-match regexp irt))
4877           (setq msg-id (wl-match-string 1 irt)))
4878          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4879                (string-match regexp ref))
4880           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4881           (while (string-match regexp ref)
4882             (setq ref-list
4883                   (append (list
4884                            (wl-match-string 1 ref))
4885                           ref-list))
4886             (setq ref (substring ref (match-end 0)))
4887             (setq i (1+ i)))
4888           (setq msg-id
4889                 (if (null arg) (nth 0 ref-list) ;; previous
4890                   (if (<= arg i) (nth (1- arg) ref-list)
4891                     (nth i ref-list))))))
4892         (set-buffer cur-buf)
4893         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4894       (cond ((and (null msg-id) (null msg-num))
4895              (message "No parent message!")
4896              nil)
4897             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4898              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4899              (message "Searching parent message...done")
4900              t)
4901             ((and msg-num (wl-summary-jump-to-msg msg-num))
4902              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4903              (message "Searching parent message...done")
4904              t)
4905             (t ; failed.
4906              (message "Parent message was not found.")
4907              nil)))))
4908
4909 (defun wl-summary-reply (&optional arg without-setup-hook)
4910   "Reply to current message. Default is \"wide\" reply.
4911 Reply to author if invoked with ARG."
4912   (interactive "P")
4913   (let ((folder wl-summary-buffer-elmo-folder)
4914         (number (wl-summary-message-number))
4915         (summary-buf (current-buffer))
4916         mes-buf)
4917     (when number
4918       (save-excursion
4919         (wl-summary-redisplay-internal folder number))
4920       (setq mes-buf wl-message-buffer)
4921       (wl-message-select-buffer wl-message-buffer)
4922       (set-buffer mes-buf)
4923       (goto-char (point-min))
4924       (when (setq mes-buf (wl-message-get-original-buffer))
4925         (wl-draft-reply mes-buf arg summary-buf)
4926         (unless without-setup-hook
4927           (run-hooks 'wl-mail-setup-hook)))
4928       t)))
4929
4930 (defun wl-summary-write ()
4931   "Write a new draft from Summary."
4932   (interactive)
4933   (wl-draft (list (cons 'To ""))
4934             nil nil nil nil (wl-summary-buffer-folder-name))
4935   (run-hooks 'wl-mail-setup-hook)
4936   (mail-position-on-field "To"))
4937
4938 (defvar wl-summary-write-current-folder-functions
4939   '(wl-folder-get-newsgroups
4940     wl-folder-guess-mailing-list-by-refile-rule
4941     wl-folder-guess-mailing-list-by-folder-name)
4942   "Newsgroups or Mailing List address guess functions list.
4943 Call from `wl-summary-write-current-folder'.
4944 When guess function return nil, challenge next guess-function.")
4945
4946 (defun wl-summary-write-current-folder (&optional folder)
4947   "Write message to current FOLDER's newsgroup or mailing-list.
4948 Use function list is `wl-summary-write-current-folder-functions'."
4949   (interactive)
4950   ;; default FOLDER is current buffer folder
4951   (setq folder (or folder (wl-summary-buffer-folder-name)))
4952   (let ((func-list wl-summary-write-current-folder-functions)
4953         guess-list guess-func)
4954     (while func-list
4955       (setq guess-list (funcall (car func-list) folder))
4956       (if (null guess-list)
4957           (setq func-list (cdr func-list))
4958         (setq guess-func (car func-list))
4959         (setq func-list nil)))
4960     (if (null guess-func)
4961         (wl-summary-write)
4962       (unless (or (stringp (nth 0 guess-list))
4963                   (stringp (nth 1 guess-list))
4964                   (stringp (nth 2 guess-list)))
4965         (error "Invalid value return guess function `%s'"
4966                (symbol-name guess-func)))
4967       (wl-draft (list (cons 'To (nth 0 guess-list))
4968                       (cons 'Cc (nth 1 guess-list))
4969                       (cons 'Newsgroups (nth 2 guess-list)))
4970                 nil nil nil nil folder)
4971       (run-hooks 'wl-mail-setup-hook)
4972       (mail-position-on-field "Subject"))))
4973
4974 (defun wl-summary-forward (&optional without-setup-hook)
4975   ""
4976   (interactive)
4977   (let ((folder wl-summary-buffer-elmo-folder)
4978         (number (wl-summary-message-number))
4979         (summary-buf (current-buffer))
4980         (wl-draft-forward t)
4981         mes-buf
4982         entity subject num)
4983     (if (null number)
4984         (message "No message.")
4985       (if (and (elmo-message-use-cache-p folder number)
4986                (eq (elmo-file-cache-status
4987                     (elmo-file-cache-get
4988                      (elmo-message-field folder number 'message-id)))
4989                    'section))
4990           ;; Reload.
4991           (wl-summary-redisplay-internal nil nil 'force-reload)
4992         (wl-summary-redisplay-internal folder number))
4993       (setq mes-buf wl-message-buffer)
4994       (wl-message-select-buffer mes-buf)
4995       ;; get original subject.
4996       (if summary-buf
4997           (save-excursion
4998             (set-buffer summary-buf)
4999             (setq subject
5000                   (or (elmo-message-field folder number 'subject) ""))))
5001       (set-buffer mes-buf)
5002       (wl-draft-forward subject summary-buf)
5003       (unless without-setup-hook
5004         (run-hooks 'wl-mail-setup-hook)))))
5005
5006 (defun wl-summary-click (e)
5007   (interactive "e")
5008   (mouse-set-point e)
5009   (wl-summary-read))
5010
5011 (defun wl-summary-read ()
5012   "Proceed reading message in the summary buffer."
5013   (interactive)
5014   (let ((cur-buf (current-buffer)))
5015     (wl-summary-toggle-disp-msg 'on)
5016     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
5017       (set-buffer cur-buf)
5018       (if (wl-message-next-page)
5019           (wl-summary-down t)))))
5020
5021 (defsubst wl-summary-cursor-move-surface (downward interactive)
5022   (if wl-summary-move-direction-toggle
5023       (setq wl-summary-move-direction-downward downward))
5024   (let ((start (point))
5025         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
5026         (skip t)
5027         skip-pmark-regexp goto-next next-entity finfo)
5028     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
5029         ()
5030       (setq skip-pmark-regexp
5031             (wl-regexp-opt (list " "
5032                                  wl-summary-unread-cached-mark
5033                                  wl-summary-important-mark))))
5034     (while (and skip
5035                 (not (if downward (eobp) (bobp))))
5036       (if downward
5037           (forward-line 1)
5038         (forward-line -1))
5039       (setq skip (or (string-match skip-tmark-regexp
5040                                    (save-excursion
5041                                      (wl-summary-temp-mark)))
5042                      (and skip-pmark-regexp
5043                           (not (string-match
5044                                 skip-pmark-regexp
5045                                 (save-excursion
5046                                   (wl-summary-persistent-mark))))))))
5047
5048     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
5049     (if (or (eobp) (and (bobp) skip))
5050         (goto-char start))
5051
5052     (beginning-of-line)
5053
5054     (if (not goto-next)
5055         (if wl-summary-buffer-disp-msg
5056             (wl-summary-redisplay))
5057       (if interactive
5058           (cond
5059            ((and (not downward) wl-summary-buffer-prev-folder-function)
5060             (funcall wl-summary-buffer-prev-folder-function))
5061            ((and downward wl-summary-buffer-next-folder-function)
5062             (funcall wl-summary-buffer-next-folder-function))
5063            (t
5064             (when wl-auto-select-next
5065               (setq next-entity
5066                     (if downward
5067                         (wl-summary-get-next-folder)
5068                       (wl-summary-get-prev-folder)))
5069               (if next-entity
5070                   (setq finfo (wl-folder-get-entity-info next-entity))))
5071             (wl-ask-folder
5072              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5073              (format
5074               "No more messages. Type SPC to go to %s."
5075               (wl-summary-entity-info-msg next-entity finfo)))))))))
5076
5077 (defun wl-summary-prev (&optional interactive)
5078   (interactive)
5079   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
5080
5081 (defun wl-summary-next (&optional interactive)
5082   (interactive)
5083   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
5084
5085 (defun wl-summary-up (&optional interactive skip-no-unread)
5086   ""
5087   (interactive)
5088   (if wl-summary-move-direction-toggle
5089       (setq wl-summary-move-direction-downward nil))
5090   (if (wl-summary-cursor-up)
5091       (if wl-summary-buffer-disp-msg
5092           (wl-summary-redisplay))
5093     (if (or interactive
5094             (interactive-p))
5095         (if wl-summary-buffer-prev-folder-function
5096             (funcall wl-summary-buffer-prev-folder-function)
5097           (let (next-entity finfo)
5098             (when wl-auto-select-next
5099               (progn
5100                 (setq next-entity (wl-summary-get-prev-unread-folder))
5101                 (if next-entity
5102                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5103             (if (and skip-no-unread
5104                      (eq wl-auto-select-next 'skip-no-unread))
5105                 (wl-summary-next-folder-or-exit next-entity t)
5106               (wl-ask-folder
5107                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5108                (format
5109                 "No more unread messages. Type SPC to go to %s."
5110                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5111
5112 (defun wl-summary-get-prev-folder ()
5113   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5114         last-entity cur-id)
5115     (when folder-buf
5116       (setq cur-id (save-excursion (set-buffer folder-buf)
5117                                    wl-folder-buffer-cur-entity-id))
5118       (wl-folder-get-prev-folder cur-id))))
5119
5120 (defun wl-summary-get-next-folder ()
5121   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5122         cur-id)
5123     (when folder-buf
5124       (setq cur-id (save-excursion (set-buffer folder-buf)
5125                                    wl-folder-buffer-cur-entity-id))
5126       (wl-folder-get-next-folder cur-id))))
5127
5128 (defun wl-summary-get-next-unread-folder ()
5129   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5130         cur-id)
5131     (when folder-buf
5132       (setq cur-id (save-excursion (set-buffer folder-buf)
5133                                    wl-folder-buffer-cur-entity-id))
5134       (wl-folder-get-next-folder cur-id 'unread))))
5135
5136 (defun wl-summary-get-prev-unread-folder ()
5137   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5138         cur-id)
5139     (when folder-buf
5140       (setq cur-id (save-excursion (set-buffer folder-buf)
5141                                    wl-folder-buffer-cur-entity-id))
5142       (wl-folder-get-prev-folder cur-id 'unread))))
5143
5144 (defun wl-summary-down (&optional interactive skip-no-unread)
5145   (interactive)
5146   (if wl-summary-move-direction-toggle
5147       (setq wl-summary-move-direction-downward t))
5148   (if (wl-summary-cursor-down)
5149       (if wl-summary-buffer-disp-msg
5150           (wl-summary-redisplay))
5151     (if (or interactive
5152             (interactive-p))
5153         (if wl-summary-buffer-next-folder-function
5154             (funcall wl-summary-buffer-next-folder-function)
5155           (let (next-entity finfo)
5156             (when wl-auto-select-next
5157               (setq next-entity (wl-summary-get-next-unread-folder)))
5158             (if next-entity
5159                 (setq finfo (wl-folder-get-entity-info next-entity)))
5160             (if (and skip-no-unread
5161                      (eq wl-auto-select-next 'skip-no-unread))
5162                 (wl-summary-next-folder-or-exit next-entity)
5163               (wl-ask-folder
5164                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5165                (format
5166                 "No more unread messages. Type SPC to go to %s."
5167                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5168
5169 (defun wl-summary-goto-last-displayed-msg ()
5170   (interactive)
5171   (unless wl-summary-buffer-last-displayed-msg
5172     (setq wl-summary-buffer-last-displayed-msg
5173           wl-summary-buffer-current-msg))
5174   (if wl-summary-buffer-last-displayed-msg
5175       (progn
5176         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5177         (if wl-summary-buffer-disp-msg
5178             (wl-summary-redisplay)))
5179     (message "No last message.")))
5180
5181 (defun wl-summary-redisplay (&optional arg)
5182   (interactive "P")
5183   (if (and (not arg)
5184            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5185       (wl-summary-redisplay-no-mime)
5186     (wl-summary-redisplay-internal nil nil arg)))
5187
5188 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5189   (interactive)
5190   (let* ((msgdb (wl-summary-buffer-msgdb))
5191          (folder (or folder wl-summary-buffer-elmo-folder))
5192          (num (or number (wl-summary-message-number)))
5193          (wl-mime-charset      wl-summary-buffer-mime-charset)
5194          (default-mime-charset wl-summary-buffer-mime-charset)
5195          fld-buf fld-win thr-entity)
5196     (if (and wl-thread-open-reading-thread
5197              (eq wl-summary-buffer-view 'thread)
5198              (not (wl-thread-entity-get-opened
5199                    (setq thr-entity (wl-thread-get-entity
5200                                      num))))
5201              (wl-thread-entity-get-children thr-entity))
5202         (wl-thread-force-open))
5203     (if num
5204         (progn
5205           (setq wl-summary-buffer-disp-msg t)
5206           (setq wl-summary-buffer-last-displayed-msg
5207                 wl-summary-buffer-current-msg)
5208           ;; hide folder window
5209           (if (and (not wl-stay-folder-window)
5210                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5211               (if (setq fld-win (get-buffer-window fld-buf))
5212                   (delete-window fld-win)))
5213           (setq wl-current-summary-buffer (current-buffer))
5214           (wl-summary-mark-as-read
5215            num
5216            ;; not fetched, then change server-mark.
5217            (if (wl-message-redisplay folder num 'mime
5218                                      (or force-reload
5219                                          (string= (elmo-folder-name-internal
5220                                                    folder)
5221                                                   wl-draft-folder)))
5222                nil
5223              ;; plugged, then leave server-mark.
5224              (if (and
5225                   (not
5226                    (elmo-folder-local-p
5227                     wl-summary-buffer-elmo-folder))
5228                   (elmo-folder-plugged-p
5229                    wl-summary-buffer-elmo-folder))
5230                  'leave)))
5231           (setq wl-summary-buffer-current-msg num)
5232           (when wl-summary-recenter
5233             (recenter (/ (- (window-height) 2) 2))
5234             (if (not wl-summary-indent-length-limit)
5235                 (wl-horizontal-recenter)))
5236           (wl-highlight-summary-displaying)
5237           (wl-message-buffer-prefetch-next folder num
5238                                            wl-message-buffer-prefetch-depth
5239                                            (current-buffer)
5240                                            wl-summary-buffer-mime-charset)
5241           (run-hooks 'wl-summary-redisplay-hook))
5242       (message "No message to display."))))
5243
5244 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5245   "Display message without MIME decoding.
5246 If ASK-CODING is non-nil, coding-system for the message is asked."
5247   (interactive "P")
5248   (let ((elmo-mime-display-as-is-coding-system
5249          (if ask-coding
5250              (or (read-coding-system "Coding system: ")
5251                  elmo-mime-display-as-is-coding-system)
5252            elmo-mime-display-as-is-coding-system)))
5253     (wl-summary-redisplay-no-mime-internal)))
5254
5255 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5256   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5257          (num (or number (wl-summary-message-number)))
5258          wl-break-pages)
5259     (if num
5260         (progn
5261           (setq wl-summary-buffer-disp-msg t)
5262           (setq wl-summary-buffer-last-displayed-msg
5263                 wl-summary-buffer-current-msg)
5264           (setq wl-current-summary-buffer (current-buffer))
5265           (wl-message-redisplay fld num 'as-is
5266                                 (string= (elmo-folder-name-internal fld)
5267                                          wl-draft-folder))
5268           (wl-summary-mark-as-read num)
5269           (setq wl-summary-buffer-current-msg num)
5270           (when wl-summary-recenter
5271             (recenter (/ (- (window-height) 2) 2))
5272             (if (not wl-summary-indent-length-limit)
5273                 (wl-horizontal-recenter)))
5274           (wl-highlight-summary-displaying)
5275           (run-hooks 'wl-summary-redisplay-hook))
5276       (message "No message to display.")
5277       (wl-ask-folder 'wl-summary-exit
5278                      "No more messages. Type SPC to go to folder mode."))))
5279
5280 (defun wl-summary-redisplay-all-header (&optional folder number)
5281   (interactive)
5282   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5283          (num (or number (wl-summary-message-number)))
5284          (wl-mime-charset      wl-summary-buffer-mime-charset)
5285          (default-mime-charset wl-summary-buffer-mime-charset))
5286     (if num
5287         (progn
5288           (setq wl-summary-buffer-disp-msg t)
5289           (setq wl-summary-buffer-last-displayed-msg
5290                 wl-summary-buffer-current-msg)
5291           (setq wl-current-summary-buffer (current-buffer))
5292           (if (wl-message-redisplay fld num 'all-header
5293                                     (string= (elmo-folder-name-internal fld)
5294                                              wl-draft-folder))
5295               (wl-summary-mark-as-read num))
5296           (setq wl-summary-buffer-current-msg num)
5297           (when wl-summary-recenter
5298             (recenter (/ (- (window-height) 2) 2))
5299             (if (not wl-summary-indent-length-limit)
5300                 (wl-horizontal-recenter)))
5301           (wl-highlight-summary-displaying)
5302           (run-hooks 'wl-summary-redisplay-hook))
5303       (message "No message to display."))))
5304
5305 (defun wl-summary-jump-to-current-message ()
5306   "Jump into Message buffer."
5307   (interactive)
5308   (let (message-buf message-win)
5309     (if (setq message-buf wl-message-buffer)
5310         (if (setq message-win (get-buffer-window message-buf))
5311             (select-window message-win)
5312           (wl-message-select-buffer wl-message-buffer))
5313       (wl-summary-redisplay)
5314       (wl-message-select-buffer wl-message-buffer))))
5315
5316 (defun wl-summary-cancel-message ()
5317   "Cancel an article on news."
5318   (interactive)
5319   (if (null (wl-summary-message-number))
5320       (message "No message.")
5321     (let ((summary-buf (current-buffer))
5322           message-buf)
5323       (wl-summary-set-message-buffer-or-redisplay)
5324       (if (setq message-buf (wl-message-get-original-buffer))
5325           (set-buffer message-buf))
5326       (unless (wl-message-news-p)
5327         (set-buffer summary-buf)
5328         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5329                      'nntp)
5330                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5331             (progn
5332               (wl-summary-redisplay t)
5333               (wl-summary-supersedes-message))
5334           (error "This is not a news article; supersedes is impossible")))
5335       (when (yes-or-no-p "Do you really want to cancel this article? ")
5336         (let (from newsgroups message-id distribution buf)
5337           (save-excursion
5338             (setq from (std11-field-body "from")
5339                   newsgroups (std11-field-body "newsgroups")
5340                   message-id (std11-field-body "message-id")
5341                   distribution (std11-field-body "distribution"))
5342             ;; Make sure that this article was written by the user.
5343             (unless (wl-address-user-mail-address-p
5344                      (wl-address-header-extract-address
5345                       (car (wl-parse-addresses from))))
5346               (error "This article is not yours"))
5347             ;; Make control message.
5348             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5349             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5350             (buffer-disable-undo (current-buffer))
5351             (erase-buffer)
5352             (insert "Newsgroups: " newsgroups "\n"
5353                     "From: " (wl-address-header-extract-address
5354                               wl-from) "\n"
5355                               "Subject: cmsg cancel " message-id "\n"
5356                               "Control: cancel " message-id "\n"
5357                               (if distribution
5358                                   (concat "Distribution: " distribution "\n")
5359                                 "")
5360                               mail-header-separator "\n"
5361                               wl-summary-cancel-message)
5362             (message "Canceling your message...")
5363             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5364             (message "Canceling your message...done")))))))
5365
5366 (defun wl-summary-supersedes-message ()
5367   "Supersede current message."
5368   (interactive)
5369   (wl-summary-toggle-disp-msg 'off)
5370   (let ((summary-buf (current-buffer))
5371         message-buf from)
5372     (wl-summary-set-message-buffer-or-redisplay)
5373     (if (setq message-buf (wl-message-get-original-buffer))
5374         (set-buffer message-buf))
5375     (unless (wl-message-news-p)
5376       (set-buffer summary-buf)
5377       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5378                    'nntp)
5379                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5380           (progn
5381             (wl-summary-redisplay t)
5382             (wl-summary-supersedes-message))
5383         (error "This is not a news article; supersedes is impossible")))
5384     (save-excursion
5385       (setq from (std11-field-body "from"))
5386       ;; Make sure that this article was written by the user.
5387       (unless (wl-address-user-mail-address-p
5388                (wl-address-header-extract-address
5389                 (car (wl-parse-addresses from))))
5390         (error "This article is not yours"))
5391       (let* ((message-id (std11-field-body "message-id"))
5392              (followup-to (std11-field-body "followup-to"))
5393              (mail-default-headers
5394               (concat mail-default-headers
5395                       "Supersedes: " message-id "\n"
5396                       (and followup-to
5397                            (concat "Followup-To: " followup-to "\n")))))
5398         (if message-buf (set-buffer message-buf))
5399         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5400
5401 (defun wl-summary-save (&optional arg wl-save-dir)
5402   "Save current message to disk."
5403   (interactive)
5404   (let ((filename)
5405         (num (wl-summary-message-number)))
5406     (if (null wl-save-dir)
5407         (setq wl-save-dir wl-temporary-file-directory))
5408     (if num
5409         (save-excursion
5410           (setq filename (expand-file-name
5411                           (int-to-string num)
5412                           wl-save-dir))
5413           (if (null (and arg
5414                          (null (file-exists-p filename))))
5415               (setq filename
5416                     (read-file-name "Save to file: " filename)))
5417
5418           (wl-summary-set-message-buffer-or-redisplay)
5419           (set-buffer (wl-message-get-original-buffer))
5420           (if (and (null arg) (file-exists-p filename))
5421               (if (y-or-n-p "File already exists.  override it? ")
5422                   (write-region (point-min) (point-max) filename))
5423             (write-region (point-min) (point-max) filename)))
5424       (message "No message to save."))
5425     num))
5426
5427 (defun wl-summary-save-region (beg end)
5428   (interactive "r")
5429   (save-excursion
5430     (save-restriction
5431       (narrow-to-region beg end)
5432       (goto-char (point-min))
5433       (let ((wl-save-dir
5434              (wl-read-directory-name "Save to directory: "
5435                                      wl-temporary-file-directory)))
5436         (if (null (file-exists-p wl-save-dir))
5437             (make-directory wl-save-dir))
5438         (if (eq wl-summary-buffer-view 'thread)
5439             (progn
5440               (while (not (eobp))
5441                 (let* ((number (wl-summary-message-number))
5442                        (entity (wl-thread-get-entity number)))
5443                   (if (wl-thread-entity-get-opened entity)
5444                       (wl-summary-save t wl-save-dir)
5445                     ;; closed
5446                     (wl-summary-save t wl-save-dir))
5447                   (forward-line 1))))
5448           (while (not (eobp))
5449             (wl-summary-save t wl-save-dir)
5450             (forward-line 1)))))))
5451
5452 ;; mew-summary-pipe-message()
5453 (defun wl-summary-pipe-message (prefix command)
5454   "Send this message via pipe."
5455   (interactive (list current-prefix-arg nil))
5456   (if (null (wl-summary-message-number))
5457       (message "No message.")
5458     (setq command (read-string "Shell command on message: "
5459                                wl-summary-shell-command-last))
5460     (if (y-or-n-p "Send this message to pipe? ")
5461         (wl-summary-pipe-message-subr prefix command))))
5462
5463 (defun wl-summary-target-mark-pipe (prefix command)
5464   "Send each marked messages via pipe."
5465   (interactive (list current-prefix-arg nil))
5466   (if (null wl-summary-buffer-target-mark-list)
5467       (message "No marked message.")
5468     (setq command (read-string "Shell command on each marked message: "
5469                                wl-summary-shell-command-last))
5470     (when (y-or-n-p "Send each marked message to pipe? ")
5471       (while (car wl-summary-buffer-target-mark-list)
5472         (let ((num (car wl-summary-buffer-target-mark-list)))
5473           (wl-thread-jump-to-msg num)
5474           (wl-summary-pipe-message-subr prefix command)
5475           (wl-summary-unmark num))))))
5476
5477 (defun wl-summary-pipe-message-subr (prefix command)
5478   (save-excursion
5479     (wl-summary-set-message-buffer-or-redisplay)
5480     (set-buffer (wl-message-get-original-buffer))
5481     (if (string= command "")
5482         (setq command wl-summary-shell-command-last))
5483     (goto-char (point-min)) ; perhaps this line won't be necessary
5484     (if prefix
5485         (search-forward "\n\n"))
5486     (shell-command-on-region (point) (point-max) command nil)
5487     (setq wl-summary-shell-command-last command)))
5488
5489 (defun wl-summary-print-message (&optional arg)
5490   (interactive "P")
5491   (if (null (wl-summary-message-number))
5492       (message "No message.")
5493     (save-excursion
5494       (wl-summary-set-message-buffer-or-redisplay)
5495       (if (or (not (interactive-p))
5496               (y-or-n-p "Print ok? "))
5497           (progn
5498             (let ((buffer (generate-new-buffer " *print*")))
5499               (copy-to-buffer buffer (point-min) (point-max))
5500               (set-buffer buffer)
5501               (funcall wl-print-buffer-function)
5502               (kill-buffer buffer)))
5503         (message "")))))
5504
5505 (defun wl-summary-print-message-with-ps-print (&optional filename)
5506   "Print message via ps-print."
5507   (interactive)
5508   (if (null (wl-summary-message-number))
5509       (message "No message.")
5510     (setq filename (ps-print-preprint current-prefix-arg))
5511     (if (or (not (interactive-p))
5512             (y-or-n-p "Print ok? "))
5513         (let ((summary-buffer (current-buffer))
5514               wl-break-pages)
5515           (save-excursion
5516             (wl-summary-set-message-buffer-or-redisplay)
5517             ;; (wl-summary-redisplay-internal)
5518             (let* ((buffer (generate-new-buffer " *print*"))
5519                    (entity (progn
5520                              (set-buffer summary-buffer)
5521                              (assoc (cdr (assq
5522                                           (wl-summary-message-number)
5523                                           (elmo-msgdb-get-number-alist
5524                                            (wl-summary-buffer-msgdb))))
5525                                     (elmo-msgdb-get-overview
5526                                      (wl-summary-buffer-msgdb)))))
5527                    (wl-ps-subject
5528                     (and entity
5529                          (or (elmo-msgdb-overview-entity-get-subject entity)
5530                              "")))
5531                    (wl-ps-from
5532                     (and entity
5533                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5534                    (wl-ps-date
5535                     (and entity
5536                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5537               (run-hooks 'wl-ps-preprint-hook)
5538               (set-buffer wl-message-buffer)
5539               (copy-to-buffer buffer (point-min) (point-max))
5540               (set-buffer buffer)
5541               (unwind-protect
5542                   (let ((ps-left-header
5543                          (list (concat "(" wl-ps-subject ")")
5544                                (concat "(" wl-ps-from ")")))
5545                         (ps-right-header
5546                          (list "/pagenumberstring load"
5547                                (concat "(" wl-ps-date ")"))))
5548                     (run-hooks 'wl-ps-print-hook)
5549                     (funcall wl-ps-print-buffer-function filename))
5550                 (kill-buffer buffer)))))
5551       (message ""))))
5552
5553 (if (featurep 'ps-print) ; ps-print is available.
5554     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5555
5556 (defun wl-summary-target-mark-print ()
5557   (interactive)
5558   (if (null wl-summary-buffer-target-mark-list)
5559       (message "No marked message.")
5560     (when (y-or-n-p "Print all marked messages. OK? ")
5561       (while (car wl-summary-buffer-target-mark-list)
5562         (let ((num (car wl-summary-buffer-target-mark-list)))
5563           (wl-thread-jump-to-msg num)
5564           (wl-summary-print-message)
5565           (wl-summary-unmark num))))))
5566
5567 (defun wl-summary-folder-info-update ()
5568   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5569         (num-db (elmo-msgdb-get-number-alist
5570                  (wl-summary-buffer-msgdb))))
5571     (wl-folder-set-folder-updated folder
5572                                   (list 0
5573                                         (+ wl-summary-buffer-unread-count
5574                                            wl-summary-buffer-new-count)
5575                                         (length num-db)))))
5576
5577 (defun wl-summary-get-original-buffer ()
5578   "Get original buffer for the current summary."
5579   (save-excursion
5580     (wl-summary-set-message-buffer-or-redisplay)
5581     (wl-message-get-original-buffer)))
5582
5583 (defun wl-summary-pack-number (&optional arg)
5584   (interactive "P")
5585   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5586   (let (wl-use-scoring)
5587     (wl-summary-rescan)))
5588
5589 (defun wl-summary-target-mark-uudecode ()
5590   (interactive)
5591   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5592         (summary-buf (current-buffer))
5593         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5594         orig-buf i k filename rc errmsg)
5595     (setq i 1)
5596     (setq k (length mlist))
5597     (set-buffer tmp-buf)
5598     (erase-buffer)
5599     (save-window-excursion
5600       (while mlist
5601         (set-buffer summary-buf)
5602         (wl-summary-jump-to-msg (car mlist))
5603         (wl-summary-redisplay)
5604         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5605         (goto-char (point-min))
5606         (cond ((= i 1) ; first
5607                (if (setq filename (wl-message-uu-substring
5608                                    orig-buf tmp-buf t
5609                                    (= i k)))
5610                    nil
5611                  (error "Can't find begin line")))
5612               ((< i k)
5613                (wl-message-uu-substring orig-buf tmp-buf))
5614               (t ; last
5615                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5616         (setq i (1+ i))
5617         (setq mlist (cdr mlist)))
5618       (set-buffer tmp-buf)
5619       (message "Exec %s..." wl-prog-uudecode)
5620       (unwind-protect
5621           (let ((decode-dir wl-temporary-file-directory))
5622             (if (not wl-prog-uudecode-no-stdout-option)
5623                 (setq filename (read-file-name "Save to file: "
5624                                                (expand-file-name
5625                                                 (elmo-safe-filename filename)
5626                                                 wl-temporary-file-directory)))
5627               (setq decode-dir
5628                     (wl-read-directory-name "Save to directory: "
5629                                             wl-temporary-file-directory))
5630               (setq filename (expand-file-name filename decode-dir)))
5631             (if (file-exists-p filename)
5632                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5633                                          filename))
5634                     (error "")))
5635             (elmo-bind-directory
5636              decode-dir
5637              (setq rc
5638                    (as-binary-process
5639                     (apply 'call-process-region (point-min) (point-max)
5640                            wl-prog-uudecode t (current-buffer) nil
5641                            wl-prog-uudecode-arg))))
5642             (when (not (= 0 rc))
5643               (setq errmsg (buffer-substring (point-min)(point-max)))
5644               (error "Uudecode error: %s" errmsg))
5645             (if (not wl-prog-uudecode-no-stdout-option)
5646                 (let (file-name-handler-alist) ;; void jka-compr
5647                   (as-binary-output-file
5648                    (write-region (point-min) (point-max)
5649                                  filename nil 'no-msg))))
5650             (save-excursion
5651               (set-buffer summary-buf)
5652               (wl-summary-delete-all-temp-marks))
5653             (if (file-exists-p filename)
5654                 (message "Saved as %s" filename)))
5655         (kill-buffer tmp-buf)))))
5656
5657 ;; Someday
5658 ;; (defun wl-summary-drop-unsync ()
5659 ;;   "Drop all unsync messages."
5660 ;;   (interactive)
5661 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5662 ;;       (error "You cannot drop unsync messages in this folder"))
5663 ;;   (if (or (not (interactive-p))
5664 ;;        (y-or-n-p "Drop all unsync messages? "))
5665 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5666 ;;                         (wl-summary-buffer-folder-name)))
5667 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5668 ;;           (sum 0)
5669 ;;           (multi-num 0)
5670 ;;           pair)
5671 ;;      (message "Dropping...")
5672 ;;      (while folder-list
5673 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5674 ;;        (when is-multi ;; dirty hack...
5675 ;;          (incf multi-num)
5676 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5677 ;;                          (car pair))))
5678 ;;        (elmo-msgdb-set-number-alist
5679 ;;         (wl-summary-buffer-msgdb)
5680 ;;         (nconc
5681 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5682 ;;          (list (cons (car pair) nil))))
5683 ;;        (setq sum (+ sum (cdr pair)))
5684 ;;        (setq folder-list (cdr folder-list)))
5685 ;;      (wl-summary-set-message-modified)
5686 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5687 ;;                                    (list 0
5688 ;;                                          (+ wl-summary-buffer-unread-count
5689 ;;                                             wl-summary-buffer-new-count)
5690 ;;                                          sum))
5691 ;;      (message "Dropping...done"))))
5692
5693 (defun wl-summary-default-get-next-msg (msg)
5694   (or (wl-summary-next-message msg
5695                                (if wl-summary-move-direction-downward 'down
5696                                  'up)
5697                                nil)
5698       (cadr (memq msg (if wl-summary-move-direction-downward
5699                           wl-summary-buffer-number-list
5700                         (reverse wl-summary-buffer-number-list))))))
5701
5702 (defun wl-summary-save-current-message ()
5703   "Save current message for `wl-summary-yank-saved-message'."
5704   (interactive)
5705   (let ((number (wl-summary-message-number)))
5706     (setq wl-summary-buffer-saved-message number)
5707     (and number (message "No: %s is saved." number))))
5708
5709 (defun wl-summary-yank-saved-message ()
5710   "Set current message as a parent of the saved message."
5711   (interactive)
5712   (if wl-summary-buffer-saved-message
5713       (let ((number (wl-summary-message-number)))
5714         (if (eq wl-summary-buffer-saved-message number)
5715             (message "Cannot set itself as a parent.")
5716           (save-excursion
5717             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5718             (wl-thread-set-parent number)
5719             (wl-summary-set-thread-modified))
5720           (setq  wl-summary-buffer-saved-message nil)))
5721     (message "There's no saved message.")))
5722
5723 (require 'product)
5724 (product-provide (provide 'wl-summary) (require 'wl-version))
5725
5726 ;;; wl-summary.el ends here