wl/wl-summary.el

   1 ;;; wl-summary.el --- Summary mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5 ;; Copyright (C) 1999,2000      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
   6 ;; Copyright (C) 1999,2000      Kenichi OKADA <okada@opaopa.org>
   7
   8 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   9 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
  10 ;;      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
  11 ;;      Kenichi OKADA <okada@opaopa.org>
  12 ;; Keywords: mail, net news
  13
  14 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  15
  16 ;; This program is free software; you can redistribute it and/or modify
  17 ;; it under the terms of the GNU General Public License as published by
  18 ;; the Free Software Foundation; either version 2, or (at your option)
  19 ;; any later version.
  20 ;;
  21 ;; This program is distributed in the hope that it will be useful,
  22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 ;; GNU General Public License for more details.
  25 ;;
  26 ;; You should have received a copy of the GNU General Public License
  27 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  29 ;; Boston, MA 02111-1307, USA.
  30 ;;
  31
  32 ;;; Commentary:
  33 ;;
  34
  35 ;;; Code:
  36 ;;
  37
  38 (require 'elmo)
  39 (require 'elmo-multi)
  40 (require 'wl-message)
  41 (require 'wl-vars)
  42 (require 'wl-highlight)
  43 (require 'wl-refile)
  44 (require 'wl-util)
  45 (condition-case nil (require 'timezone) (error nil))
  46 (condition-case nil (require 'easymenu) (error nil))
  47 (require 'elmo-date)
  48 (condition-case nil (require 'ps-print) (error nil))
  49
  50 (eval-when-compile
  51   (require 'cl)
  52   (condition-case () (require 'timer) (error nil))
  53   (defalias-maybe 'ps-print-buffer-with-faces 'ignore)
  54   (defalias-maybe 'elmo-database-msgid-put 'ignore)
  55   (defalias-maybe 'elmo-database-close 'ignore)
  56   (defalias-maybe 'elmo-database-msgid-get 'ignore)
  57   (defalias-maybe 'run-with-idle-timer 'ignore)
  58   (defalias-maybe 'ps-print-preprint 'ignore))
  59
  60 (defvar dragdrop-drop-functions)
  61 (defvar scrollbar-height)
  62 (defvar mail-reply-buffer)
  63
  64 (defvar wl-summary-buffer-name "Summary")
  65 (defvar wl-summary-mode-map nil)
  66 (defvar wl-current-summary-buffer nil)
  67
  68 (defvar wl-summary-buffer-elmo-folder nil)
  69
  70 (defmacro wl-summary-buffer-folder-name ()
  71   (` (and wl-summary-buffer-elmo-folder
  72           (elmo-folder-name-internal wl-summary-buffer-elmo-folder))))
  73
  74 (defvar wl-summary-buffer-disp-msg    nil)
  75 (defvar wl-summary-buffer-disp-folder nil)
  76 (defvar wl-summary-buffer-temp-mark-list nil)
  77 (defvar wl-summary-buffer-last-displayed-msg nil)
  78 (defvar wl-summary-buffer-current-msg nil)
  79 (defvar wl-summary-buffer-unread-count 0)
  80 (defvar wl-summary-buffer-new-count    0)
  81 (defvar wl-summary-buffer-answered-count 0)
  82 (defvar wl-summary-buffer-mime-charset  nil)
  83 (defvar wl-summary-buffer-weekday-name-lang  nil)
  84 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  85 (defvar wl-summary-buffer-view nil)
  86 (defvar wl-summary-buffer-message-modified nil)
  87 (defvar wl-summary-buffer-thread-modified nil)
  88
  89 (defvar wl-summary-buffer-number-column nil)
  90 (defvar wl-summary-buffer-temp-mark-column nil)
  91 (defvar wl-summary-buffer-persistent-mark-column nil)
  92
  93 (defvar wl-summary-buffer-unsync-mark-number-list nil)
  94
  95 (defvar wl-summary-buffer-persistent nil)
  96 (defvar wl-summary-buffer-thread-nodes nil)
  97 (defvar wl-summary-buffer-target-mark-list nil)
  98 (defvar wl-summary-buffer-prev-refile-destination nil)
  99 (defvar wl-summary-buffer-prev-copy-destination nil)
 100 (defvar wl-summary-buffer-saved-message nil)
 101 (defvar wl-summary-buffer-prev-folder-function nil)
 102 (defvar wl-summary-buffer-next-folder-function nil)
 103 (defvar wl-summary-buffer-exit-function nil)
 104 (defvar wl-summary-buffer-next-message-function nil)
 105 (defvar wl-summary-buffer-window-scroll-functions nil)
 106 (defvar wl-summary-buffer-number-list nil)
 107 (defvar wl-summary-buffer-folder-name nil)
 108 (defvar wl-summary-buffer-line-formatter nil)
 109 (defvar wl-summary-buffer-line-format nil)
 110 (defvar wl-summary-buffer-mode-line-formatter nil)
 111 (defvar wl-summary-buffer-mode-line nil)
 112
 113 (defvar wl-thread-indent-level-internal nil)
 114 (defvar wl-thread-have-younger-brother-str-internal nil)
 115 (defvar wl-thread-youngest-child-str-internal nil)
 116 (defvar wl-thread-vertical-str-internal nil)
 117 (defvar wl-thread-horizontal-str-internal nil)
 118 (defvar wl-thread-space-str-internal nil)
 119 (defvar wl-summary-last-visited-folder nil)
 120 (defvar wl-read-folder-history nil)
 121 (defvar wl-summary-scored nil)
 122 (defvar wl-crosspost-alist-modified nil)
 123 (defvar wl-summary-alike-hashtb nil)
 124 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 125 (defvar wl-summary-delayed-update nil)
 126 (defvar wl-summary-search-buf-folder-name nil)
 127
 128 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 129
 130 (defvar wl-summary-shell-command-last "")
 131
 132 (defvar wl-ps-preprint-hook nil)
 133 (defvar wl-ps-print-hook nil)
 134
 135 (defvar wl-thread-saved-entity-hashtb-internal nil)
 136
 137 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 138 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 139 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 140 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 141 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 142 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-list)
 143 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 144 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 145 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 146 (make-variable-buffer-local 'wl-summary-buffer-answered-count)
 147 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 148 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 149 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 150 (make-variable-buffer-local 'wl-summary-buffer-view)
 151 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 152 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 153 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 154 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-column)
 155 (make-variable-buffer-local 'wl-summary-buffer-persistent-mark-column)
 156 (make-variable-buffer-local 'wl-summary-buffer-unsync-mark-number-list)
 157 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 158 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 159 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 160 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 161 (make-variable-buffer-local 'wl-summary-scored)
 162 (make-variable-buffer-local 'wl-summary-default-score)
 163 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 164 (make-variable-buffer-local 'wl-summary-important-above)
 165 (make-variable-buffer-local 'wl-summary-target-above)
 166 (make-variable-buffer-local 'wl-summary-mark-below)
 167 (make-variable-buffer-local 'wl-summary-expunge-below)
 168 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 169 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 170 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 171 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 172 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 173 (make-variable-buffer-local 'wl-thread-space-str-internal)
 174 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 175 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 176 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 177 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 178 (make-variable-buffer-local 'wl-summary-buffer-window-scroll-functions)
 179 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 180 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 181 (make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 182 (make-variable-buffer-local 'wl-summary-buffer-line-format)
 183 (make-variable-buffer-local 'wl-summary-buffer-mode-line-formatter)
 184 (make-variable-buffer-local 'wl-summary-buffer-mode-line)
 185
 186 (defvar wl-datevec)
 187 (defvar wl-thr-indent-string)
 188 (defvar wl-thr-children-number)
 189 (defvar wl-thr-linked)
 190 (defvar wl-message-entity)
 191 (defvar wl-parent-message-entity)
 192 (defvar wl-temp-mark)
 193 (defvar wl-persistent-mark)
 194
 195 (defmacro wl-summary-sticky-buffer-name (name)
 196   (` (concat wl-summary-buffer-name ":" (, name))))
 197
 198 (defun wl-summary-default-subject (subject-string)
 199   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 200       (substring subject-string (match-end 0))
 201     subject-string))
 202
 203 (defun wl-summary-default-from (from)
 204   "Instance of `wl-summary-from-function'.
 205 Ordinarily returns the sender name. Returns recipient names if (1)
 206 summary's folder name matches with `wl-summary-showto-folder-regexp'
 207 and (2) sender address is yours.
 208
 209 See also variable `wl-use-petname'."
 210   (let (retval tos ng)
 211     (unless
 212         (and (eq major-mode 'wl-summary-mode)
 213              (stringp wl-summary-showto-folder-regexp)
 214              (string-match wl-summary-showto-folder-regexp
 215                            (wl-summary-buffer-folder-name))
 216              (wl-address-user-mail-address-p from)
 217              (cond
 218               ((and (setq tos (elmo-message-entity-field
 219                                wl-message-entity 'to t))
 220                     (not (string= "" tos)))
 221                (setq retval
 222                      (concat "To:"
 223                              (mapconcat
 224                               (function
 225                                (lambda (to)
 226                                  (eword-decode-string
 227                                   (if wl-use-petname
 228                                       (or
 229                                        (funcall
 230                                         wl-summary-get-petname-function to)
 231                                        (car
 232                                         (std11-extract-address-components to))
 233                                        to)
 234                                     to))))
 235                               (wl-parse-addresses tos)
 236                               ","))))
 237               ((setq ng (elmo-message-entity-field
 238                          wl-message-entity 'newsgroups))
 239                (setq retval (concat "Ng:" ng)))))
 240       (if wl-use-petname
 241           (setq retval (or (funcall wl-summary-get-petname-function from)
 242                            (car (std11-extract-address-components from))
 243                            from))
 244         (setq retval from)))
 245     retval))
 246
 247 (defun wl-summary-simple-from (string)
 248   (if wl-use-petname
 249       (or (funcall wl-summary-get-petname-function string)
 250           (car (std11-extract-address-components string))
 251           string)
 252     string))
 253
 254 (defvar wl-summary-sort-specs '(number date subject from list-info))
 255 (defvar wl-summary-default-sort-spec 'date)
 256
 257 (defvar wl-summary-mode-menu-spec
 258   '("Summary"
 259     ["Read" wl-summary-read t]
 260     ["Prev page" wl-summary-prev-page t]
 261     ["Next page" wl-summary-next-page t]
 262     ["Top"       wl-summary-display-top t]
 263     ["Bottom"    wl-summary-display-bottom t]
 264     ["Prev"      wl-summary-prev t]
 265     ["Next"      wl-summary-next t]
 266     ["Up"        wl-summary-up t]
 267     ["Down"      wl-summary-down t]
 268     ["Parent message" wl-summary-jump-to-parent-message t]
 269     "----"
 270     ["Sync"            wl-summary-sync t]
 271     ["Execute"         wl-summary-exec t]
 272     ["Go to other folder" wl-summary-goto-folder t]
 273     ["Pick" wl-summary-pick t]
 274     ["Mark as read all" wl-summary-mark-as-read-all t]
 275     ["Unmark all"      wl-summary-unmark-all t]
 276     ["Toggle display message" wl-summary-toggle-disp-msg t]
 277     ["Display folder" wl-summary-toggle-disp-folder t]
 278     ["Toggle threading" wl-summary-toggle-thread t]
 279     ["Stick" wl-summary-stick t]
 280     ("Sort"
 281      ["By Number" wl-summary-sort-by-number t]
 282      ["By Date" wl-summary-sort-by-date t]
 283      ["By From" wl-summary-sort-by-from t]
 284      ["By Subject" wl-summary-sort-by-subject t]
 285      ["By List Info" wl-summary-sort-by-list-info t])
 286     "----"
 287     ("Message Operation"
 288      ["Mark as read"    wl-summary-mark-as-read t]
 289      ["Mark as important" wl-summary-mark-as-important t]
 290      ["Mark as unread"   wl-summary-mark-as-unread t]
 291      ["Set dispose mark" wl-summary-dispose t]
 292      ["Set refile mark" wl-summary-refile t]
 293      ["Set copy mark"   wl-summary-copy t]
 294      ["Set resend mark" wl-summary-resend t]
 295      ["Prefetch"        wl-summary-prefetch t]
 296      ["Set target mark" wl-summary-target-mark t]
 297      ["Unmark"          wl-summary-unmark t]
 298      ["Save"            wl-summary-save t]
 299      ["Cancel posted news" wl-summary-cancel-message t]
 300      ["Supersedes message" wl-summary-supersedes-message t]
 301      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 302      ["Enter the message" wl-summary-jump-to-current-message t]
 303      ["Pipe message" wl-summary-pipe-message t]
 304      ["Print message" wl-summary-print-message t])
 305     ("Thread Operation"
 306      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 307      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 308      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 309      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 310      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 311      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 312      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 313      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 314      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 315      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 316      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 317      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 318      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 319      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 320     ("Region Operation"
 321      ["Mark as read" wl-summary-mark-as-read-region t]
 322      ["Mark as important" wl-summary-mark-as-important-region t]
 323      ["Mark as unread" wl-summary-mark-as-unread-region t]
 324      ["Set dispose mark" wl-summary-dispose-region t]
 325      ["Set refile mark" wl-summary-refile-region t]
 326      ["Set copy mark" wl-summary-copy-region t]
 327      ["Prefetch" wl-summary-prefetch-region t]
 328      ["Set target mark" wl-summary-target-mark-region t]
 329      ["Unmark" wl-summary-unmark-region t]
 330      ["Save" wl-summary-save-region t]
 331      ["Execute" wl-summary-exec-region t])
 332     ("Mark Operation"
 333      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 334      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 335      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 336      ["Set delete mark" wl-summary-target-mark-delete t]
 337      ["Set refile mark" wl-summary-target-mark-refile t]
 338      ["Set copy mark" wl-summary-target-mark-copy t]
 339      ["Prefetch" wl-summary-target-mark-prefetch t]
 340      ["Save" wl-summary-target-mark-save t]
 341      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 342      ["Forward" wl-summary-target-mark-forward t]
 343      ["uudecode" wl-summary-target-mark-uudecode t])
 344     ("Score Operation"
 345      ["Switch current score file" wl-score-change-score-file t]
 346      ["Edit current score file" wl-score-edit-current-scores t]
 347      ["Edit score file" wl-score-edit-file t]
 348      ["Set mark below" wl-score-set-mark-below t]
 349      ["Set expunge below" wl-score-set-expunge-below t]
 350      ["Rescore buffer" wl-summary-rescore t]
 351      ["Increase score" wl-summary-increase-score t]
 352      ["Lower score" wl-summary-lower-score t])
 353     "----"
 354     ("Writing Messages"
 355      ["Write a message" wl-summary-write t]
 356      ["Write for current folder" wl-summary-write-current-folder t]
 357      ["Reply" wl-summary-reply t]
 358      ["Reply with citation" wl-summary-reply-with-citation t]
 359      ["Forward" wl-summary-forward t])
 360     "----"
 361     ["Toggle Plug Status" wl-toggle-plugged t]
 362     ["Change Plug Status" wl-plugged-change t]
 363     "----"
 364     ["Exit Current Folder" wl-summary-exit t]))
 365
 366 (if wl-on-xemacs
 367     (defun wl-summary-setup-mouse ()
 368       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 369       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 370       (define-key wl-summary-mode-map [(shift button4)]
 371         'wl-summary-up)
 372       (define-key wl-summary-mode-map [(shift button5)]
 373         'wl-summary-down)
 374       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 375   (defun wl-summary-setup-mouse ()
 376     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 377     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 378     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 379     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 380     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 381
 382 (if wl-summary-mode-map
 383     ()
 384   (setq wl-summary-mode-map (make-sparse-keymap))
 385   (define-key wl-summary-mode-map " "    'wl-summary-read)
 386   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 387   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 388   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 389   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 390   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 391   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 392   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 393   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 394   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 395   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 396   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 397   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 398   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 399   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 400   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 401
 402   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 403   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 404   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 405   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 406   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 407   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 408   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 409   (define-key wl-summary-mode-map "&"    'wl-summary-mark-as-answered)
 410   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 411
 412   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 413   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 414   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 415   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 416   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 417   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 418   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 419   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 420   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 421   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 422   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 423   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 424   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 425   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 426   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 427   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 428   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 429   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 430   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 431   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 432   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 433
 434   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 435   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 436   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 437   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 438   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 439   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 440
 441   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 442   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 443   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 444   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 445
 446   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 447   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 448   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 449
 450   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 451   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 452   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 453
 454   ;; copy & paste.
 455   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 456   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 457
 458   ;; line commands
 459   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 460   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 461   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 462   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 463   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 464   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 465   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 466   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 467   (define-key wl-summary-mode-map "d"    'wl-summary-dispose)
 468   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 469   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 470   (define-key wl-summary-mode-map "D"    'wl-summary-delete)
 471   (define-key wl-summary-mode-map "~"    'wl-summary-resend)
 472
 473   ;; thread commands
 474   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 475   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 476   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 477   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 478   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 479   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 480   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 481   (define-key wl-summary-mode-map "td" 'wl-thread-dispose)
 482   (define-key wl-summary-mode-map "tD" 'wl-thread-delete)
 483   (define-key wl-summary-mode-map "t~" 'wl-thread-resend)
 484   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 485   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 486   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 487   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 488   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 489
 490   ;; target-mark commands
 491   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 492   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 493   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 494   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 495   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-dispose)
 496   (define-key wl-summary-mode-map "mD"   'wl-summary-target-mark-delete)
 497   (define-key wl-summary-mode-map "m~"   'wl-summary-target-mark-resend)
 498
 499   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 500
 501   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 502   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 503   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 504   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 505   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 506   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 507   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 508   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 509   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 510   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 511   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 512   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 513
 514   ;; region commands
 515   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 516   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 517   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 518   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 519   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 520   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 521   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 522   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 523   (define-key wl-summary-mode-map "rd"   'wl-summary-dispose-region)
 524   (define-key wl-summary-mode-map "rD"   'wl-summary-delete-region)
 525   (define-key wl-summary-mode-map "r~"   'wl-summary-resend-region)
 526   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 527   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 528   (define-key wl-summary-mode-map "r$"   '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   ;; misc
 544   (define-key wl-summary-mode-map "\C-c\C-f" 'wl-summary-toggle-header-narrowing)
 545   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 546   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 547   ;;
 548   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 549   (wl-summary-setup-mouse)
 550   (easy-menu-define
 551    wl-summary-mode-menu
 552    wl-summary-mode-map
 553    "Menu used in Summary mode."
 554    wl-summary-mode-menu-spec))
 555
 556 (defsubst wl-summary-message-visible-p (number)
 557   "Return non-nil if the message with NUMBER is visible."
 558   (or (eq wl-summary-buffer-view 'sequence)
 559       (not (wl-thread-entity-parent-invisible-p
 560             (wl-thread-get-entity number)))))
 561
 562 (defun wl-summary-update-mark-and-highlight-window (&optional win beg)
 563   "A function to be called as window-scroll-functions."
 564   (with-current-buffer (window-buffer win)
 565     (when (eq major-mode 'wl-summary-mode)
 566       (let ((beg (or beg (window-start win)))
 567             (end (condition-case nil
 568                      (window-end win t) ; old emacsen doesn't support 2nd arg.
 569                    (error (window-end win))))
 570             number flags
 571             wl-summary-highlight)
 572         (save-excursion
 573           (goto-char beg)
 574           (while (and (< (point) end) (not (eobp)))
 575             (when (null (get-text-property (point) 'face))
 576               (setq number (wl-summary-message-number)
 577                     flags (elmo-message-flags wl-summary-buffer-elmo-folder
 578                                               number))
 579               (setq wl-summary-highlight nil)
 580               (wl-summary-update-persistent-mark number flags)
 581               (setq wl-summary-highlight t)
 582               (wl-highlight-summary-current-line number flags))
 583             (forward-line 1)))))
 584     (set-buffer-modified-p nil)))
 585
 586 (defun wl-summary-window-scroll-functions ()
 587   (cond ((and wl-summary-lazy-highlight
 588               wl-summary-lazy-update-mark)
 589          (list 'wl-summary-update-mark-and-highlight-window))
 590         (wl-summary-lazy-highlight
 591          (list 'wl-highlight-summary-window))
 592         (wl-summary-lazy-update-mark
 593          (list 'wl-summary-update-mark-window))))
 594
 595 (defun wl-status-update ()
 596   (interactive)
 597   (wl-address-init))
 598
 599 (defun wl-summary-display-top ()
 600   (interactive)
 601   (goto-char (point-min))
 602   (run-hooks 'wl-summary-buffer-window-scroll-functions)
 603   (if wl-summary-buffer-disp-msg
 604       (wl-summary-redisplay)))
 605
 606 (defun wl-summary-display-bottom ()
 607   (interactive)
 608   (goto-char (point-max))
 609   (forward-line -1)
 610   (run-hooks 'wl-summary-buffer-window-scroll-functions)
 611   (if wl-summary-buffer-disp-msg
 612       (wl-summary-redisplay)))
 613
 614 (defun wl-summary-count-unread ()
 615   (let ((lst (elmo-folder-count-flags wl-summary-buffer-elmo-folder)))
 616     (if (eq major-mode 'wl-summary-mode)
 617         (setq wl-summary-buffer-new-count (car lst)
 618               wl-summary-buffer-unread-count (nth 1 lst)
 619               wl-summary-buffer-answered-count (nth 2 lst)))
 620     lst))
 621
 622 (defun wl-summary-message-string (&optional use-cache)
 623   "Return full body string of current message.
 624 If optional USE-CACHE is non-nil, use cache if exists."
 625   (let ((number (wl-summary-message-number))
 626         (folder wl-summary-buffer-elmo-folder))
 627     (if (null number)
 628         (message "No message.")
 629       (elmo-set-work-buf
 630        (elmo-message-fetch folder
 631                            number
 632                            (elmo-make-fetch-strategy
 633                             'entire
 634                             use-cache ; use cache
 635                             nil ; save cache (should `t'?)
 636                             (and
 637                              use-cache
 638                              (elmo-file-cache-get-path
 639                               (elmo-message-field folder number 'message-id))))
 640                            nil
 641                            (current-buffer)
 642                            'unread)
 643        (buffer-string)))))
 644
 645 (defun wl-summary-reedit (&optional arg)
 646   "Re-edit current message.
 647 If ARG is non-nil, Supersedes message"
 648   (interactive "P")
 649   (wl-summary-toggle-disp-msg 'off)
 650   (cond
 651    ((not (wl-summary-message-number))
 652     (message "No message."))
 653    (arg
 654     (wl-summary-supersedes-message))
 655    ((string= (wl-summary-buffer-folder-name) wl-draft-folder)
 656     (wl-draft-reedit (wl-summary-message-number))
 657     (if (wl-message-news-p)
 658         (mail-position-on-field "Newsgroups")
 659       (mail-position-on-field "To")))
 660    (t
 661     (wl-draft-edit-string (wl-summary-message-string)))))
 662
 663 (defun wl-summary-resend-bounced-mail ()
 664   "Re-mail the current message.
 665 This only makes sense if the current message is a bounce message which
 666 contains some mail you have written but has been bounced back to
 667 you."
 668   (interactive)
 669   (wl-summary-toggle-disp-msg 'off)
 670   (save-excursion
 671     (wl-summary-set-message-buffer-or-redisplay)
 672     (set-buffer (wl-message-get-original-buffer))
 673     (goto-char (point-min))
 674     (let ((case-fold-search nil))
 675       (cond
 676        ((and
 677          (re-search-forward
 678           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 679          (not (bolp))
 680          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 681         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 682               start)
 683           (cond
 684            ((and (setq start (re-search-forward
 685                               (concat "^--" boundary "\n"
 686                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 687                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 688                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 689                                       "\\(.+\n\\)*\n") nil t))
 690                  (re-search-forward
 691                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 692             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 693            (t
 694             (message "Seems no message/rfc822 part.")))))
 695        ((let ((case-fold-search t))
 696           (re-search-forward wl-rejected-letter-start nil t))
 697         (skip-chars-forward " \t\n")
 698         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 699        (t
 700         (message "Does not appear to be a rejected letter."))))))
 701
 702 (defun wl-summary-detect-mark-position ()
 703   (let ((column wl-summary-buffer-number-column)
 704         (formatter wl-summary-buffer-line-formatter)
 705         (dummy-temp (char-to-string 200))
 706         (wl-summary-new-mark (char-to-string 201)) ; bind only for the check.
 707         (wl-summary-flag-priority-list '(new))     ; ditto.
 708         wl-summary-highlight
 709         temp persistent)
 710     (with-temp-buffer
 711       (setq wl-summary-buffer-number-column column
 712             wl-summary-buffer-line-formatter formatter)
 713       (insert
 714        (wl-summary-create-line
 715         (elmo-msgdb-make-message-entity
 716          (luna-make-entity 'modb-entity-handler)
 717          :number 10000
 718          :from "foo"
 719          :subject "bar"
 720          :size 100)
 721         nil
 722         dummy-temp
 723         '(new)
 724         nil))
 725       (goto-char (point-min))
 726       (setq temp (save-excursion
 727                    (when (search-forward dummy-temp nil t)
 728                      (current-column)))
 729             persistent (save-excursion
 730                          (when (search-forward wl-summary-new-mark nil t)
 731                            (current-column)))))
 732     (setq wl-summary-buffer-temp-mark-column temp
 733           wl-summary-buffer-persistent-mark-column persistent)))
 734
 735 (defun wl-summary-buffer-set-folder (folder)
 736   (if (stringp folder)
 737       (setq folder (wl-folder-get-elmo-folder folder)))
 738   (setq wl-summary-buffer-elmo-folder folder)
 739   (make-local-variable 'wl-message-buffer)
 740   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 741                                             wl-folder-mime-charset-alist
 742                                             (elmo-folder-name-internal folder))
 743                                            wl-mime-charset))
 744   (setq wl-summary-buffer-weekday-name-lang
 745         (or (wl-get-assoc-list-value
 746              wl-folder-weekday-name-lang-alist
 747              (elmo-folder-name-internal folder))
 748             wl-summary-weekday-name-lang))
 749   (setq wl-summary-buffer-thread-indent-set
 750         (wl-get-assoc-list-value
 751          wl-folder-thread-indent-set-alist
 752          (elmo-folder-name-internal folder)))
 753   (setq wl-summary-buffer-number-column
 754         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 755                                      (wl-summary-buffer-folder-name))
 756             wl-summary-default-number-column))
 757   (wl-line-formatter-setup
 758    wl-summary-buffer-line-formatter
 759    (setq wl-summary-buffer-line-format
 760          (or (wl-get-assoc-list-value
 761               wl-folder-summary-line-format-alist
 762               (elmo-folder-name-internal folder))
 763              wl-summary-line-format))
 764    wl-summary-line-format-spec-alist)
 765   (wl-line-formatter-setup
 766    wl-summary-buffer-mode-line-formatter
 767    wl-summary-mode-line-format
 768    wl-summary-mode-line-format-spec-alist)
 769   (setq wl-summary-buffer-persistent
 770         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 771   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 772   ;; process duplicates.
 773   (elmo-folder-set-process-duplicates-internal
 774    folder (cdr (elmo-string-matched-assoc
 775                 (elmo-folder-name-internal folder)
 776                 wl-folder-process-duplicates-alist)))
 777   (setq
 778    wl-thread-indent-level-internal
 779    (or (nth 0 wl-summary-buffer-thread-indent-set)
 780        wl-thread-indent-level)
 781    wl-thread-have-younger-brother-str-internal
 782    (or (nth 1 wl-summary-buffer-thread-indent-set)
 783        wl-thread-have-younger-brother-str)
 784    wl-thread-youngest-child-str-internal
 785    (or (nth 2 wl-summary-buffer-thread-indent-set)
 786        wl-thread-youngest-child-str)
 787    wl-thread-vertical-str-internal
 788    (or (nth 3 wl-summary-buffer-thread-indent-set)
 789        wl-thread-vertical-str)
 790    wl-thread-horizontal-str-internal
 791    (or (nth 4 wl-summary-buffer-thread-indent-set)
 792        wl-thread-horizontal-str)
 793    wl-thread-space-str-internal
 794    (or (nth 5 wl-summary-buffer-thread-indent-set)
 795        wl-thread-space-str))
 796   (run-hooks 'wl-summary-buffer-set-folder-hook))
 797
 798 (defun wl-summary-mode ()
 799   "Major mode for reading threaded messages.
 800 See Info under Wanderlust for full documentation.
 801
 802 Special commands:
 803 \\{wl-summary-mode-map}
 804
 805 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 806   (interactive)
 807   (unless (interactive-p) (kill-all-local-variables))
 808   (setq major-mode 'wl-summary-mode)
 809   (setq mode-name "Summary")
 810   (use-local-map wl-summary-mode-map)
 811 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 812   (setq buffer-read-only t)
 813   (setq truncate-lines t)
 814 ;;;(make-local-variable 'tab-width)
 815 ;;;(setq tab-width 1)
 816   (buffer-disable-undo (current-buffer))
 817   (setq selective-display t
 818         selective-display-ellipses nil)
 819   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 820   (easy-menu-add wl-summary-mode-menu)
 821   (setq wl-summary-buffer-window-scroll-functions
 822         (wl-summary-window-scroll-functions))
 823   (when wl-summary-buffer-window-scroll-functions
 824     (let ((hook (if wl-on-xemacs 'pre-idle-hook 'window-scroll-functions)))
 825       (make-local-hook hook)
 826       (dolist (function wl-summary-buffer-window-scroll-functions)
 827         (add-hook hook function nil t))))
 828   ;; This hook may contain the function `wl-setup-summary' for reasons
 829   ;; of system internal to accord facilities for the Emacs variants.
 830   (run-hooks 'wl-summary-mode-hook))
 831
 832 ;;;
 833 (defun wl-summary-overview-entity-compare-by-date (x y)
 834   "Compare entity X and Y by date."
 835   (condition-case nil
 836       (string<
 837        (timezone-make-date-sortable
 838         (elmo-message-entity-field x 'date))
 839        (timezone-make-date-sortable
 840         (elmo-message-entity-field y 'date)))
 841     (error))) ;; ignore error.
 842
 843 (defun wl-summary-overview-entity-compare-by-number (x y)
 844    "Compare entity X and Y by number."
 845   (<
 846    (elmo-message-entity-number x)
 847    (elmo-message-entity-number y)))
 848
 849 (defun wl-summary-overview-entity-compare-by-from (x y)
 850   "Compare entity X and Y by from."
 851   (string<
 852    (wl-address-header-extract-address
 853     (or (elmo-message-entity-field x 'from t)
 854         wl-summary-no-from-message))
 855    (wl-address-header-extract-address
 856     (or (elmo-message-entity-field y 'from t)
 857         wl-summary-no-from-message))))
 858
 859 (defun wl-summary-overview-entity-compare-by-subject (x y)
 860   "Compare entity X and Y by subject."
 861   (string< (elmo-message-entity-field x 'subject)
 862            (elmo-message-entity-field y 'subject)))
 863
 864 (defun wl-summary-get-list-info (entity)
 865   "Returns (\"ML-name\" . ML-count) of ENTITY."
 866   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 867     (setq sequence (elmo-message-entity-field entity 'x-sequence)
 868           ml-name (or (elmo-message-entity-field entity 'x-ml-name)
 869                       (and sequence
 870                            (car (split-string sequence " "))))
 871           ml-count (or (elmo-message-entity-field entity 'x-mail-count)
 872                        (elmo-message-entity-field entity 'x-ml-count)
 873                        (and sequence
 874                             (cadr (split-string sequence " ")))))
 875     (and (setq subject (elmo-message-entity-field entity 'subject t))
 876          (setq subject (elmo-delete-char ?\n subject))
 877          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 878          (progn
 879            (or ml-name (setq ml-name (match-string 1 subject)))
 880            (or ml-count (setq ml-count (match-string 2 subject)))))
 881     (and (setq return-path
 882                (elmo-message-entity-field entity 'return-path))
 883          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 884          (progn
 885            (or ml-name (setq ml-name (match-string 1 return-path)))
 886            (or ml-count (setq ml-count (match-string 2 return-path)))))
 887     (and (setq delivered-to
 888                (elmo-message-entity-field entity 'delivered-to))
 889          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 890          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 891     (and (setq mailing-list
 892                (elmo-message-entity-field entity 'mailing-list))
 893          ;; *-help@, *-owner@, etc.
 894          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)
 895          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 896     (cons (and ml-name (car (split-string ml-name " ")))
 897           (and ml-count (string-to-int ml-count)))))
 898
 899 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 900   "Compare entity X and Y by mailing-list info."
 901   (let* ((list-info-x (wl-summary-get-list-info x))
 902          (list-info-y (wl-summary-get-list-info y)))
 903     (if (equal (car list-info-x) (car list-info-y))
 904         (if (equal (cdr list-info-x) (cdr list-info-y))
 905             (wl-summary-overview-entity-compare-by-date x y)
 906           (< (or (cdr list-info-x) 0)
 907              (or (cdr list-info-y) 0)))
 908       (string< (or (car list-info-x) "")
 909                (or (car list-info-y) "")))))
 910
 911 (defun wl-summary-sort-by-date ()
 912   (interactive)
 913   (wl-summary-rescan "date"))
 914 (defun wl-summary-sort-by-number ()
 915   (interactive)
 916   (wl-summary-rescan "number"))
 917 (defun wl-summary-sort-by-subject ()
 918   (interactive)
 919   (wl-summary-rescan "subject"))
 920 (defun wl-summary-sort-by-from ()
 921   (interactive)
 922   (wl-summary-rescan "from"))
 923 (defun wl-summary-sort-by-list-info ()
 924   (interactive)
 925   (wl-summary-rescan "list-info"))
 926
 927 (defun wl-summary-rescan (&optional sort-by disable-killed disable-thread)
 928   "Rescan current folder without updating."
 929   (interactive)
 930   (let ((elmo-mime-charset wl-summary-buffer-mime-charset)
 931         i percent num
 932         gc-message entity
 933         curp
 934         (inhibit-read-only t)
 935         (buffer-read-only nil)
 936         (numbers (elmo-folder-list-messages wl-summary-buffer-elmo-folder
 937                                             (not disable-killed) t)) ; in-msgdb
 938         (wl-thread-saved-entity-hashtb-internal (and (not disable-thread)
 939                                                      wl-thread-entity-hashtb))
 940         (wl-summary-search-parent-by-subject-regexp
 941          (and disable-thread wl-summary-search-parent-by-subject-regexp))
 942         (wl-summary-divide-thread-when-subject-changed
 943          (and disable-thread wl-summary-divide-thread-when-subject-changed))
 944         expunged)
 945     (erase-buffer)
 946     (message "Re-scanning...")
 947     (setq i 0)
 948     (when sort-by
 949       (message "Sorting by %s..." sort-by)
 950       (setq numbers
 951             (sort numbers
 952                   (lambda (x y)
 953                     (funcall
 954                      (intern (format "wl-summary-overview-entity-compare-by-%s"
 955                                      sort-by))
 956                      (elmo-message-entity wl-summary-buffer-elmo-folder x)
 957                      (elmo-message-entity wl-summary-buffer-elmo-folder y)))))
 958       (message "Sorting by %s...done" sort-by))
 959     (setq num (length numbers))
 960     (setq wl-thread-entity-hashtb (elmo-make-hash (* num 2))
 961           wl-thread-entity-list nil
 962           wl-thread-entities nil
 963           wl-summary-scored nil
 964           wl-summary-buffer-number-list nil
 965           wl-summary-buffer-unsync-mark-number-list nil
 966           wl-summary-buffer-target-mark-list nil
 967           wl-summary-buffer-temp-mark-list nil
 968           wl-summary-delayed-update nil)
 969     (elmo-kill-buffer wl-summary-search-buf-name)
 970     (while numbers
 971       (setq entity (elmo-message-entity wl-summary-buffer-elmo-folder
 972                                         (car numbers)))
 973       (wl-summary-insert-message entity
 974                                  wl-summary-buffer-elmo-folder
 975                                  nil)
 976       (setq numbers (cdr numbers))
 977       (when (> num elmo-display-progress-threshold)
 978         (setq i (+ i 1))
 979         (if (or (zerop (% i 5)) (= i num))
 980             (elmo-display-progress
 981              'wl-summary-rescan "Constructing summary structure..."
 982              (/ (* i 100) num)))))
 983     (when wl-summary-delayed-update
 984       (while wl-summary-delayed-update
 985         (message "Parent (%d) of message %d is no entity"
 986                  (caar wl-summary-delayed-update)
 987                  (elmo-message-entity-number
 988                   (cdar wl-summary-delayed-update)))
 989         (wl-summary-insert-message
 990          (cdar wl-summary-delayed-update)
 991          wl-summary-buffer-elmo-folder nil t)
 992         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 993     (message "Constructing summary structure...done")
 994     (if (eq wl-summary-buffer-view 'thread)
 995         (progn
 996           (message "Inserting thread...")
 997           (wl-thread-insert-top)
 998           (message "Inserting thread...done")))
 999     (when wl-use-scoring
1000       (wl-summary-score-headers (wl-summary-rescore-msgs
1001                                  wl-summary-buffer-number-list)
1002                                 t)
1003       (when (and wl-summary-scored
1004                  (setq expunged (wl-summary-score-update-all-lines)))
1005         (message "%d message(s) are expunged by scoring." (length expunged))))
1006     (wl-summary-set-message-modified)
1007     (wl-summary-count-unread)
1008     (wl-summary-update-modeline)
1009     (goto-char (point-max))
1010     (forward-line -1)
1011     (set-buffer-modified-p nil)))
1012
1013 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1014   (if (and next-entity
1015            wl-auto-select-next)
1016       (let (retval)
1017         (wl-summary-toggle-disp-msg 'off)
1018         (unwind-protect
1019             (setq retval
1020                   (wl-summary-goto-folder-subr next-entity
1021                                                'force-update
1022                                                nil
1023                                                nil ; not sticky
1024                                                t   ; interactive!
1025                                                ))
1026           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1027           (if (and (eq retval 'more-next)
1028                    (memq wl-auto-select-next '(unread skip-no-unread))
1029                    (memq this-command wl-summary-next-no-unread-command))
1030               (if upward
1031                   (wl-summary-up
1032                    t (eq wl-auto-select-next 'skip-no-unread))
1033                 (goto-char (point-max))
1034                 (forward-line -1)
1035                 (wl-summary-down
1036                  t (eq wl-auto-select-next 'skip-no-unread))))))
1037     (wl-summary-exit)))
1038
1039 (defun wl-summary-entity-info-msg (entity finfo)
1040   (or (and entity
1041            (concat
1042             (if (memq 'ask-folder wl-use-folder-petname)
1043                 (wl-folder-get-petname entity)
1044               entity)
1045             (if (null (car finfo))
1046                 " (? new/? unread)"
1047               (format
1048                " (%d new/%d unread)"
1049                (nth 0 finfo)
1050                (+ (nth 0 finfo)
1051                   (nth 1 finfo))))))
1052       "folder mode"))
1053
1054 (defun wl-summary-set-message-modified ()
1055   (setq wl-summary-buffer-message-modified t))
1056 (defun wl-summary-message-modified-p ()
1057   wl-summary-buffer-message-modified)
1058 (defun wl-summary-set-thread-modified ()
1059   (setq wl-summary-buffer-thread-modified t))
1060 (defun wl-summary-thread-modified-p ()
1061   wl-summary-buffer-thread-modified)
1062
1063 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1064   (when wl-summary-buffer-temp-mark-list
1065     (if (y-or-n-p (format "Execute remaining marks in %s? "
1066                           (wl-summary-buffer-folder-name)))
1067         (progn
1068           (wl-summary-exec)
1069           (if wl-summary-buffer-temp-mark-list
1070               (error "Some execution was failed")))
1071       ;; temp-mark-list is remained.
1072       (message "")))
1073   (wl-summary-delete-all-temp-marks 'no-msg)
1074   (setq wl-summary-scored nil))
1075
1076 ;; a subroutine for wl-summary-exit/wl-save-status
1077 ;; Note that folder is not commited here.
1078 (defun wl-summary-save-view ()
1079   ;; already in summary buffer.
1080   (when wl-summary-buffer-persistent
1081     ;; save the current summary buffer view.
1082     (if (and wl-summary-cache-use
1083              (or (wl-summary-message-modified-p)
1084                  (wl-summary-thread-modified-p)))
1085         (wl-summary-save-view-cache))))
1086
1087 (defun wl-summary-save-status ()
1088   "Save summary view and msgdb."
1089   (interactive)
1090   (if (interactive-p) (message "Saving summary status..."))
1091   (wl-summary-save-view)
1092   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1093   (elmo-folder-check wl-summary-buffer-elmo-folder)
1094   (if wl-use-scoring (wl-score-save))
1095   (if (interactive-p) (message "Saving summary status...done")))
1096
1097 (defun wl-summary-force-exit ()
1098   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1099   (interactive)
1100   (wl-summary-exit 'force-exit))
1101
1102 (defun wl-summary-exit (&optional force-exit)
1103   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1104   (interactive "P")
1105   (let ((summary-buf (current-buffer))
1106         (sticky (wl-summary-sticky-p))
1107         summary-win
1108         message-buf message-win
1109         folder-buf folder-win)
1110     (run-hooks 'wl-summary-exit-pre-hook)
1111     (if wl-summary-buffer-exit-function
1112         (funcall wl-summary-buffer-exit-function)
1113       (if (or force-exit (not sticky))
1114           (wl-summary-cleanup-temp-marks sticky))
1115       (unwind-protect
1116           ;; save summary status
1117           (progn
1118             (wl-summary-save-view)
1119             (if (or force-exit (not sticky))
1120                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1121               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1122               (elmo-folder-check wl-summary-buffer-elmo-folder))
1123             (if wl-use-scoring (wl-score-save)))
1124         ;; for sticky summary
1125         (wl-delete-all-overlays)
1126         (setq wl-summary-buffer-disp-msg nil)
1127         (elmo-kill-buffer wl-summary-search-buf-name)
1128         ;; delete message window if displayed.
1129         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1130             (delete-window (get-buffer-window wl-message-buffer)))
1131         (if (and wl-summary-use-frame
1132                  (> (length (visible-frame-list)) 1))
1133             (delete-frame))
1134         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1135             (if wl-summary-use-frame
1136                 (let (select-frame)
1137                   (save-selected-window
1138                     (dolist (frame (visible-frame-list))
1139                       (select-frame frame)
1140                       (if (get-buffer-window folder-buf)
1141                           (setq select-frame frame))))
1142                   (if select-frame
1143                       (select-frame select-frame)
1144                     (switch-to-buffer folder-buf)))
1145               (if (setq folder-win (get-buffer-window folder-buf))
1146                   ;; folder win is already displayed.
1147                   (select-window folder-win)
1148                 ;; folder win is not displayed.
1149                 (switch-to-buffer folder-buf)))
1150           ;; currently no folder buffer
1151           (wl-folder))
1152         (and wl-folder-move-cur-folder
1153              wl-folder-buffer-cur-point
1154              (goto-char wl-folder-buffer-cur-point))
1155         (setq wl-folder-buffer-cur-path nil)
1156         (setq wl-folder-buffer-cur-entity-id nil)
1157         (wl-delete-all-overlays)
1158         (if wl-summary-exit-next-move
1159             (wl-folder-next-unsync t)
1160           (beginning-of-line))
1161         (if (setq summary-win (get-buffer-window summary-buf))
1162             (delete-window summary-win))
1163         (if (or force-exit
1164                 (not sticky))
1165             (progn
1166               (set-buffer summary-buf)
1167               (kill-buffer summary-buf)))
1168         (run-hooks 'wl-summary-exit-hook)))))
1169
1170 (defun wl-summary-suspend ()
1171   (interactive)
1172   (wl-summary-exit)
1173   (wl-folder-suspend))
1174
1175 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1176   (interactive)
1177   (wl-summary-sync-update unset-cursor nil nil no-check))
1178
1179 (defsubst wl-summary-sync-all-init ()
1180   (wl-summary-cleanup-temp-marks)
1181   (erase-buffer)
1182   (wl-summary-set-message-modified)
1183   (setq wl-thread-entity-hashtb (elmo-make-hash
1184                                  (* (elmo-folder-length
1185                                      wl-summary-buffer-elmo-folder)
1186                                     2)))
1187   (setq wl-thread-entity-list nil)
1188   (setq wl-thread-entities nil)
1189   (setq wl-summary-buffer-number-list nil)
1190   (setq wl-summary-buffer-target-mark-list nil)
1191   (setq wl-summary-buffer-temp-mark-list nil))
1192
1193 (defun wl-summary-sync (&optional unset-cursor force-range)
1194   (interactive)
1195   (let* ((folder wl-summary-buffer-elmo-folder)
1196          (inhibit-read-only t)
1197          (buffer-read-only nil)
1198          (msgdb-dir (elmo-folder-msgdb-path folder))
1199          (range (or force-range (wl-summary-input-range
1200                                  (elmo-folder-name-internal folder)))))
1201     (cond ((string-match "rescan" range)
1202            (let ((msg (wl-summary-message-number))
1203                  (wl-use-scoring (if (string-match "noscore" range)
1204                                      nil
1205                                    wl-use-scoring)))
1206              (wl-summary-rescan nil
1207                                 (string-match "noscore" range)
1208                                 (string-match "thread" range))
1209              (and msg (wl-summary-jump-to-msg msg))))
1210           ((string= range "mark")
1211            (let ((msg (wl-summary-message-number)))
1212              (call-interactively 'wl-summary-sync-marks)
1213              (and msg (wl-summary-jump-to-msg msg))))
1214           ((string= range "cache-status")
1215            (let ((msg (wl-summary-message-number)))
1216              (wl-summary-resume-cache-status)
1217              (and msg (wl-summary-jump-to-msg msg))))
1218           ((string= range "no-sync"))
1219           ((or (string-match "^last:" range)
1220                (string-match "^first:" range))
1221            (wl-summary-goto-folder-subr (concat "/" range "/"
1222                                                 (elmo-folder-name-internal
1223                                                  folder))
1224                                         'force-update nil nil t))
1225           (t
1226            (wl-summary-sync-update unset-cursor
1227                                    (string-match "entirely" range)
1228                                    (string-match "all" range))))))
1229
1230 (defvar wl-summary-edit-addresses-candidate-fields
1231   ;; First element becomes default.
1232   '("from" "to" "cc"))
1233
1234 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1235   (let ((fields wl-summary-edit-addresses-candidate-fields)
1236         body candidates components)
1237     (while fields
1238       (setq body
1239             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1240                        ","))
1241       (setq body (wl-parse-addresses body))
1242       (if body (setq candidates (append candidates body)))
1243       (setq fields (cdr fields)))
1244     (setq candidates (elmo-uniq-list candidates))
1245     (elmo-set-work-buf
1246      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1247      (mapcar (function
1248               (lambda (x)
1249                 (setq components (std11-extract-address-components x))
1250                 (cons (nth 1 components)
1251                       (and (car components)
1252                            (eword-decode-string
1253                             (decode-mime-charset-string
1254                              (car components)
1255                              mime-charset))))))
1256              candidates))))
1257
1258 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1259   ;; returns nil if there's no change.
1260   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1261       (let (char)
1262         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1263                  the-email)
1264         (while (not (or (eq (setq char (read-char)) ?\r)
1265                         (eq char ?\n)
1266                         (eq char ? )
1267                         (eq char ?e)
1268                         (eq char ?c)
1269                         (eq char ?d)))
1270           (message
1271            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1272         (cond
1273          ((or (eq char ?e)
1274               (eq char ?\n)
1275               (eq char ?\r)
1276               (eq char ? ))
1277           ;; Change Addresses
1278           (wl-address-add-or-change
1279            the-email
1280            (wl-address-header-extract-realname
1281             (cdr (assoc
1282                   (let ((completion-ignore-case t) comp)
1283                     (setq comp
1284                           (try-completion the-email wl-address-completion-list))
1285                     (if (equal comp t) the-email comp))
1286                   wl-address-completion-list))))
1287           "edited")
1288          ((eq char ?d)
1289           ;; Delete Addresses
1290           (if (y-or-n-p (format "Delete '%s'? "
1291                                 the-email))
1292               (progn
1293                 (wl-address-delete the-email)
1294                 "deleted")
1295             (message "")
1296             nil))
1297          (t (message "")
1298             nil)))
1299     ;; Add Petname
1300     (wl-address-add-or-change the-email name-in-addr)
1301     "added"))
1302
1303 (defun wl-summary-edit-addresses (&optional addr-str)
1304   "Edit address book interactively.
1305 Optional argument ADDR-STR is used as a target address if specified."
1306   (interactive (if current-prefix-arg
1307                    (list (read-from-minibuffer "Target address: "))))
1308   (if (null (wl-summary-message-number))
1309       (message "No message.")
1310     (save-excursion
1311       (let* ((charset wl-summary-buffer-mime-charset)
1312              (candidates
1313               (with-current-buffer (wl-summary-get-original-buffer)
1314                 (wl-summary-edit-addresses-collect-candidate-fields
1315                  charset)))
1316              address pair result)
1317         (if addr-str
1318             (setq address addr-str)
1319           (when candidates
1320             (setq address (car (car candidates)))
1321             (setq address
1322                   (completing-read
1323                    (format "Target address (%s): " address)
1324                    (mapcar
1325                     (function (lambda (x) (cons (car x) (car x))))
1326                     candidates)
1327                    nil nil nil nil address))))
1328         (when address
1329           (setq pair (assoc address candidates))
1330           (unless pair
1331             (setq pair (cons address nil)))
1332           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1333             ;; update alias
1334             (wl-status-update)
1335             (setq address (assoc (car pair) wl-address-list))
1336             (if address
1337                 (message "%s, %s, <%s> is %s."
1338                          (nth 2 address)
1339                          (nth 1 address)
1340                          (nth 0 address)
1341                          result)))
1342 ;;; i'd like to update summary-buffer, but...
1343 ;;;     (wl-summary-rescan)
1344           (run-hooks 'wl-summary-edit-addresses-hook))))))
1345
1346 (defun wl-summary-incorporate (&optional arg)
1347   "Check and prefetch all uncached messages.
1348 If ARG is non-nil, checking is omitted."
1349   (interactive "P")
1350   (unless arg
1351     (save-excursion
1352       (wl-summary-sync-force-update)))
1353   (wl-summary-prefetch-region-no-mark (point-min) (point-max)
1354                                       wl-summary-incorporate-marks))
1355
1356 (defun wl-summary-prefetch-msg (number &optional arg)
1357   "Prefetch message and return non-nil value. If skipped, return nil."
1358   ;; prefetching procedure.
1359   (save-excursion
1360     (let* ((size (elmo-message-field wl-summary-buffer-elmo-folder
1361                                      number 'size))
1362            (file-cached (elmo-file-cache-exists-p
1363                          (elmo-message-field wl-summary-buffer-elmo-folder
1364                                              number 'message-id)))
1365            (force-read (and size
1366                             (or file-cached
1367                                 (and (null wl-prefetch-confirm) arg)
1368                                 (null wl-prefetch-threshold)
1369                                 (< size wl-prefetch-threshold))))
1370            mark new-mark)
1371       (ignore-errors
1372         (when (and (or arg (not file-cached))
1373                    size (not force-read) wl-prefetch-confirm)
1374           (let ((wl-message-entity (elmo-message-entity
1375                                     wl-summary-buffer-elmo-folder
1376                                     number)))
1377             (setq force-read
1378                   (save-restriction
1379                     (widen)
1380                     (y-or-n-p
1381                      (format
1382                       "Message from %s has %d bytes.  Prefetch it? "
1383                       (concat
1384                        "[ "
1385                        (save-match-data
1386                          (wl-set-string-width
1387                           17
1388                           (funcall
1389                            wl-summary-from-function
1390                            (elmo-delete-char
1391                             ?\"
1392                             (or
1393                              (elmo-message-entity-field
1394                               wl-message-entity
1395                               'from t)
1396                              "??")))))
1397                        " ]")
1398                       size))))
1399             (message "")))              ; flush.
1400         (if force-read
1401             (save-excursion
1402               (save-match-data
1403                 ;; online
1404                 (if (or arg (not file-cached))
1405                     (elmo-message-encache
1406                      wl-summary-buffer-elmo-folder
1407                      number))
1408                 (elmo-message-set-cached wl-summary-buffer-elmo-folder
1409                                          number t)
1410                 (when (and (wl-summary-jump-to-msg number)
1411                            (wl-summary-update-persistent-mark))
1412                   (sit-for 0)
1413                   (wl-summary-count-unread)
1414                   (wl-summary-update-modeline)
1415                   (wl-folder-update-unread
1416                    (wl-summary-buffer-folder-name)
1417                    (+ wl-summary-buffer-unread-count
1418                       wl-summary-buffer-new-count))))
1419               t)
1420           nil)))))
1421
1422 (defsubst wl-summary-narrow-to-region (beg end)
1423   (narrow-to-region
1424    (save-excursion
1425      (goto-char beg)
1426      (beginning-of-line)
1427      (point))
1428    (save-excursion
1429      (goto-char end)
1430      (if (eq (current-column) 0) (beginning-of-line) (end-of-line))
1431      (point))))
1432
1433 (defun wl-summary-prefetch-region-no-mark (beg end &optional prefetch-marks)
1434   (interactive "r")
1435   (let ((count 0)
1436         targets
1437         mark length
1438         entity msg
1439         start-pos pos)
1440     (save-excursion
1441       (setq start-pos (point))
1442       (save-restriction
1443         (wl-summary-narrow-to-region beg end)
1444         ;; collect prefetch targets.
1445         (message "Collecting marks...")
1446         (goto-char (point-min))
1447         (while (not (eobp))
1448           (setq mark (wl-summary-persistent-mark)
1449                 msg (wl-summary-message-number))
1450           (if (or (and (null prefetch-marks)
1451                        msg
1452                        (null (elmo-file-cache-exists-p
1453                               (elmo-message-field
1454                                wl-summary-buffer-elmo-folder
1455                                msg
1456                                'message-id))))
1457                   (member mark prefetch-marks))
1458               (setq targets (nconc targets (list msg))))
1459           (setq entity (wl-thread-get-entity msg))
1460           (if (or (not (eq wl-summary-buffer-view 'thread))
1461                   (wl-thread-entity-get-opened entity))
1462               (); opened. no hidden children.
1463             (setq targets (nconc
1464                            targets
1465                            (wl-thread-get-children-msgs-uncached
1466                             msg prefetch-marks))))
1467           (forward-line 1))
1468         (setq length (length targets))
1469         (message "Prefetching...")
1470         (while targets
1471           (when (if (not (wl-thread-entity-parent-invisible-p
1472                           (wl-thread-get-entity (car targets))))
1473                     (progn
1474                       (wl-summary-jump-to-msg (car targets))
1475                       (wl-summary-prefetch-msg
1476                        (wl-summary-message-number)))
1477                   (wl-summary-prefetch-msg (car targets)))
1478             (message "Prefetching... %d/%d message(s)"
1479                      (setq count (+ 1 count)) length))
1480           (setq targets (cdr targets)))
1481         (message "Prefetched %d/%d message(s)" count length)
1482         (cons count length)))))
1483
1484 (defun wl-summary-delete-marks-on-buffer (marks)
1485   (while marks
1486     (wl-summary-unmark (pop marks))))
1487
1488 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1489   (wl-summary-delete-marks-on-buffer copies))
1490
1491 ;;;
1492 (defun wl-summary-delete-all-target-marks ()
1493   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1494
1495 (defun wl-summary-mark-as-read-region (beg end)
1496   (interactive "r")
1497   (save-excursion
1498     (save-restriction
1499       (wl-summary-narrow-to-region beg end)
1500       (goto-char (point-min))
1501       (if (eq wl-summary-buffer-view 'thread)
1502           (let (number-list)
1503             (while (not (eobp))
1504               (let* ((number (wl-summary-message-number))
1505                      (entity (wl-thread-get-entity number)))
1506                 (if (wl-thread-entity-get-opened entity)
1507                     (setq number-list (append number-list (list number)))
1508                   (setq number-list
1509                         (append number-list
1510                                 (wl-thread-get-children-msgs number))))
1511                 (forward-line 1)))
1512             (wl-summary-mark-as-read number-list))
1513         (let (number-list)
1514           (while (not (eobp))
1515             (setq number-list
1516                   (append number-list (list (wl-summary-message-number))))
1517             (forward-line 1))
1518           (wl-summary-mark-as-read number-list))))))
1519
1520 (defun wl-summary-mark-as-unread-region (beg end)
1521   (interactive "r")
1522   (save-excursion
1523     (save-restriction
1524       (wl-summary-narrow-to-region beg end)
1525       (goto-char (point-min))
1526       (if (eq wl-summary-buffer-view 'thread)
1527           (let (number-list)
1528             (while (not (eobp))
1529               (let* ((number (wl-summary-message-number))
1530                      (entity (wl-thread-get-entity number)))
1531                 (if (wl-thread-entity-get-opened entity)
1532                     (setq number-list (append number-list (list number)))
1533                   (setq number-list
1534                         (append number-list
1535                                 (wl-thread-get-children-msgs number))))
1536                 (forward-line 1)))
1537             (wl-summary-mark-as-unread number-list))
1538         (let (number-list)
1539           (while (not (eobp))
1540             (setq number-list
1541                   (append number-list (list (wl-summary-message-number))))
1542             (forward-line 1))
1543           (wl-summary-mark-as-unread number-list))))))
1544
1545 (defun wl-summary-mark-as-important-region (beg end)
1546   (interactive "r")
1547   (save-excursion
1548     (save-restriction
1549       (wl-summary-narrow-to-region beg end)
1550       (goto-char (point-min))
1551       (if (eq wl-summary-buffer-view 'thread)
1552           (progn
1553             (while (not (eobp))
1554               (let* ((number (wl-summary-message-number))
1555                      (entity (wl-thread-get-entity number))
1556                      children)
1557                 (if (wl-thread-entity-get-opened entity)
1558                     ;; opened...mark line.
1559                     ;; Crossposts are not processed
1560                     (wl-summary-mark-as-important)
1561                   ;; closed
1562                   (wl-summary-mark-as-important) ; mark itself.
1563                   (setq children
1564                         (delq number (wl-thread-get-children-msgs number)))
1565                   (while children
1566                     (wl-summary-mark-as-important (car children))
1567                     (setq children (cdr children))))
1568                 (forward-line 1))))
1569         (while (not (eobp))
1570           (wl-summary-mark-as-important)
1571           (forward-line 1)))))
1572   (wl-summary-count-unread)
1573   (wl-summary-update-modeline))
1574
1575 (defun wl-summary-mark-as-read-all ()
1576   (interactive)
1577   (if (or (not (interactive-p))
1578           (y-or-n-p "Mark all messages as read? "))
1579       (let ((folder wl-summary-buffer-elmo-folder)
1580             (cur-buf (current-buffer)))
1581         (message "Setting all msgs as read...")
1582         (elmo-folder-flag-as-read folder
1583                                   (elmo-folder-list-unreads
1584                                    folder))
1585         (save-excursion
1586           (goto-char (point-min))
1587           (while (not (eobp))
1588             (wl-summary-update-persistent-mark)
1589             (forward-line 1)))
1590         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1591         (setq wl-summary-buffer-unread-count 0)
1592         (setq wl-summary-buffer-new-count    0)
1593         (wl-summary-update-modeline)
1594         (message "Setting all msgs as read...done"))))
1595
1596 (defun wl-summary-delete-cache ()
1597   "Delete cache of current message."
1598   (interactive)
1599   (save-excursion
1600     (let* ((folder wl-summary-buffer-elmo-folder)
1601            number)
1602       (setq number (wl-summary-message-number))
1603       (elmo-message-set-cached folder number nil)
1604       (when (wl-summary-update-persistent-mark)
1605         (elmo-file-cache-delete
1606          (elmo-file-cache-get-path
1607           (elmo-message-field wl-summary-buffer-elmo-folder
1608                               number
1609                               'message-id)))))))
1610
1611 (defun wl-summary-resume-cache-status ()
1612   "Resume the cache status of all messages in the current folder."
1613   (interactive)
1614   (let ((folder wl-summary-buffer-elmo-folder)
1615         number msgid)
1616     (message "Resuming cache status...")
1617     (save-excursion
1618       (goto-char (point-min))
1619       (while (not (eobp))
1620         (setq number (wl-summary-message-number))
1621         (setq msgid (elmo-message-field folder number 'message-id))
1622         (elmo-message-set-cached folder number
1623                                  (elmo-file-cache-exists-p msgid))
1624         (wl-summary-update-persistent-mark)
1625         (forward-line 1))
1626       (wl-summary-count-unread)
1627       (wl-summary-update-modeline)
1628       (message "Resuming cache status...done"))))
1629
1630 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1631   (interactive)
1632   (save-excursion
1633     (let ((inhibit-read-only t)
1634           (buffer-read-only nil)
1635           (msgs2 msgs)
1636           (len (length msgs))
1637           (i 0)
1638           ;(deleting-info (or deleting-info "Deleting..."))
1639           update-list)
1640       (elmo-kill-buffer wl-summary-search-buf-name)
1641       (while msgs
1642         (if (eq wl-summary-buffer-view 'thread)
1643             (progn
1644               ;; don't use wl-append(nconc), because list is broken. ...why?
1645               (setq update-list
1646                     (append update-list
1647                             (wl-thread-delete-message (car msgs))))
1648               (setq update-list (delq (car msgs) update-list)))
1649           (goto-char (point-min))
1650           (if (wl-summary-jump-to-msg (car msgs))
1651               (progn
1652                 (delete-region (point-at-bol) (point-at-eol))
1653                 (delete-char 1) ; delete '\n'
1654                 (setq wl-summary-buffer-number-list
1655                       (delq (car msgs) wl-summary-buffer-number-list)))))
1656 ;       (when (> len elmo-display-progress-threshold)
1657 ;         (setq i (1+ i))
1658 ;         (if (or (zerop (% i 5)) (= i len))
1659 ;             (elmo-display-progress
1660 ;              'wl-summary-delete-messages-on-buffer deleting-info
1661 ;              (/ (* i 100) len))))
1662         (setq msgs (cdr msgs)))
1663       (when (eq wl-summary-buffer-view 'thread)
1664         (wl-thread-update-line-msgs (elmo-uniq-list update-list))
1665         (wl-thread-cleanup-symbols msgs2))
1666       ;;(message (concat deleting-info "done"))
1667       (wl-summary-count-unread)
1668       (wl-summary-update-modeline)
1669       (wl-summary-folder-info-update))))
1670
1671 (defun wl-summary-update-status-marks (beg end &optional check)
1672   "Synchronize status marks on current buffer to the msgdb."
1673   (interactive "r")
1674   (save-excursion
1675     (goto-char beg)
1676     (while (and (< (point) end) (not (eobp)))
1677       (when (or (not check)
1678                 (let ((number (wl-summary-message-number)))
1679                   (when (memq number wl-summary-buffer-unsync-mark-number-list)
1680                     (setq wl-summary-buffer-unsync-mark-number-list
1681                           (delq number
1682                                 wl-summary-buffer-unsync-mark-number-list))
1683                     t)))
1684         (wl-summary-update-persistent-mark))
1685       (forward-line 1))))
1686
1687 (defun wl-summary-update-mark-window (&optional win beg)
1688   "Update persistent mark in visible summary window.
1689 This function is defined for `window-scroll-functions'"
1690   (with-current-buffer (window-buffer win)
1691     (when (eq major-mode 'wl-summary-mode)
1692       (let ((start (window-start win))
1693             (end (condition-case nil
1694                      (window-end win t) ; old emacsen doesn't support 2nd arg.
1695                    (error (window-end win)))))
1696         (wl-summary-update-status-marks start end 'check)))))
1697
1698 (defun wl-summary-insert-message (&rest args)
1699   (if (eq wl-summary-buffer-view 'thread)
1700       (apply 'wl-summary-insert-thread args)
1701     (apply 'wl-summary-insert-sequential args)))
1702
1703 (defun wl-summary-sort ()
1704   (interactive)
1705   (wl-summary-rescan
1706    (completing-read
1707     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1708     (mapcar (lambda (spec)
1709               (list (symbol-name spec)))
1710             wl-summary-sort-specs)
1711     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1712
1713 (defun wl-summary-sync-marks ()
1714   "Update persistent marks in summary."
1715   (interactive)
1716   (let ((last-progress 0)
1717         (folder wl-summary-buffer-elmo-folder)
1718         (i 0)
1719         answereds importants unreads diff diffs
1720         mes progress)
1721     ;; synchronize marks.
1722     (when (not (eq (elmo-folder-type-internal
1723                     wl-summary-buffer-elmo-folder)
1724                    'internal))
1725       (message "Updating marks...")
1726       (setq importants (elmo-uniq-list
1727                         (nconc (elmo-folder-list-importants
1728                                 wl-summary-buffer-elmo-folder)
1729                                ;; XXX Temporal implementation.
1730                                ;; It should be merged to the
1731                                ;; elmo-folder-list-flagged.
1732                                (elmo-folder-list-global-flag-messages
1733                                 wl-summary-buffer-elmo-folder
1734                                 'important)))
1735             unreads (elmo-folder-list-unreads
1736                      wl-summary-buffer-elmo-folder)
1737             answereds (elmo-folder-list-answereds
1738                        wl-summary-buffer-elmo-folder))
1739       (setq diff (elmo-list-diff importants
1740                                  (elmo-folder-list-flagged
1741                                   wl-summary-buffer-elmo-folder
1742                                   'important 'in-msgdb)))
1743       (setq diffs (cadr diff)) ; important-deletes
1744       (setq mes (format "Updated (-%d" (length diffs)))
1745       (while diffs
1746         (wl-summary-mark-as-important (car diffs)
1747                                       wl-summary-important-mark
1748                                       'no-server)
1749         (setq diffs (cdr diffs)))
1750       (setq diffs (car diff)) ; important-appends
1751       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1752       (while diffs
1753         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1754         (setq diffs (cdr diffs)))
1755
1756       (setq diff (elmo-list-diff answereds
1757                                  (elmo-folder-list-flagged
1758                                   wl-summary-buffer-elmo-folder
1759                                   'answered 'in-msgdb)))
1760       (setq diffs (cadr diff))
1761       (setq mes (concat mes (format "(-%d" (length diffs))))
1762       (while diffs
1763         (wl-summary-mark-as-unanswered (car diffs) 'no-modeline)
1764         (setq diffs (cdr diffs)))
1765       (setq diffs (car diff)) ; unread-appends
1766       (setq mes (concat mes (format "/+%d) answered mark(s)," (length diffs))))
1767       (while diffs
1768         (wl-summary-mark-as-answered (car diffs) 'no-modeline)
1769         (setq diffs (cdr diffs)))
1770
1771       (setq diff (elmo-list-diff unreads
1772                                  (elmo-folder-list-flagged
1773                                   wl-summary-buffer-elmo-folder
1774                                   'unread 'in-msgdb)))
1775       (setq diffs (cadr diff))
1776       (setq mes (concat mes (format "(-%d" (length diffs))))
1777       (while diffs
1778         (wl-summary-mark-as-read (car diffs) 'no-folder 'no-modeline)
1779         (setq diffs (cdr diffs)))
1780       (setq diffs (car diff)) ; unread-appends
1781       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1782       (while diffs
1783         (wl-summary-mark-as-unread (car diffs) 'no-folder 'no-modeline)
1784         (setq diffs (cdr diffs)))
1785       (if (interactive-p) (message "%s" mes)))))
1786
1787 (defun wl-summary-sync-update (&optional unset-cursor
1788                                          disable-killed
1789                                          sync-all
1790                                          no-check)
1791   "Update the summary view to the newest folder status."
1792   (interactive)
1793   (let* ((folder wl-summary-buffer-elmo-folder)
1794          (elmo-mime-charset wl-summary-buffer-mime-charset)
1795          (inhibit-read-only t)
1796          (buffer-read-only nil)
1797          gc-message
1798          overview
1799          curp num i diff
1800          append-list delete-list crossed
1801          update-thread update-top-list
1802          expunged mes entity)
1803     (unwind-protect
1804         (progn
1805           (unless wl-summary-buffer-elmo-folder
1806             (error "(Internal error) Folder is not set:%s" (buffer-name
1807                                                             (current-buffer))))
1808           ;; Flush pending append operations (disconnected operation).
1809           ;;(setq seen-list
1810           ;;(wl-summary-flush-pending-append-operations seen-list))
1811           (goto-char (point-max))
1812           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1813           (setq crossed (elmo-folder-synchronize folder
1814                                                  disable-killed
1815                                                  sync-all
1816                                                  no-check))
1817           (if crossed
1818               (progn
1819                 ;; Setup sync-all
1820                 (if sync-all (wl-summary-sync-all-init))
1821                 (setq diff (elmo-list-diff (elmo-folder-list-messages
1822                                             folder
1823                                             (not disable-killed)
1824                                             'in-msgdb)
1825                                            wl-summary-buffer-number-list))
1826                 (setq append-list (car diff))
1827                 (setq delete-list (cadr diff))
1828
1829                 (when delete-list
1830                   (wl-summary-delete-messages-on-buffer delete-list))
1831                 (unless wl-summary-lazy-update-mark
1832                   (wl-summary-update-status-marks (point-min) (point-max)))
1833                 (when (and wl-summary-lazy-highlight
1834                            wl-summary-lazy-update-mark)
1835                   (let (buffer-read-only)
1836                     (put-text-property (point-min) (point-max) 'face nil))
1837                   (run-hooks 'wl-summary-buffer-window-scroll-functions))
1838                 (setq num (length append-list))
1839                 (setq i 0)
1840                 (setq wl-summary-delayed-update nil)
1841                 (elmo-kill-buffer wl-summary-search-buf-name)
1842                 (dolist (number append-list)
1843                   (setq entity (elmo-message-entity folder number))
1844                   (when (setq update-thread
1845                               (wl-summary-insert-message
1846                                entity folder
1847                                (not sync-all)))
1848                     (wl-append update-top-list update-thread))
1849                   (if elmo-use-database
1850                       (elmo-database-msgid-put
1851                        (car entity) (elmo-folder-name-internal folder)
1852                        (elmo-message-entity-number entity)))
1853                   (when (> num elmo-display-progress-threshold)
1854                     (setq i (+ i 1))
1855                     (if (or (zerop (% i 5)) (= i num))
1856                         (elmo-display-progress
1857                          'wl-summary-sync-update
1858                          (if (eq wl-summary-buffer-view 'thread)
1859                              "Making thread..."
1860                            "Inserting message...")
1861                          (/ (* i 100) num)))))
1862                 (when wl-summary-delayed-update
1863                   (while wl-summary-delayed-update
1864                     (message "Parent (%d) of message %d is no entity"
1865                              (caar wl-summary-delayed-update)
1866                              (elmo-message-entity-number
1867                               (cdar wl-summary-delayed-update)))
1868                     (when (setq update-thread
1869                                 (wl-summary-insert-message
1870                                  (cdar wl-summary-delayed-update)
1871                                  wl-summary-buffer-elmo-folder
1872                                  (not sync-all) t))
1873                       (wl-append update-top-list update-thread))
1874                     (setq wl-summary-delayed-update
1875                           (cdr wl-summary-delayed-update))))
1876                 (when (and (eq wl-summary-buffer-view 'thread)
1877                            update-top-list)
1878                   (wl-thread-update-indent-string-thread
1879                    (elmo-uniq-list update-top-list)))
1880                 (message (if (eq wl-summary-buffer-view 'thread)
1881                              "Making thread...done"
1882                            "Inserting message...done"))
1883                 (when (or delete-list append-list)
1884                   (wl-summary-set-message-modified))
1885                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
1886                   (elmo-kill-buffer wl-summary-search-buf-name)
1887                   (message "Inserting message...")
1888                   (wl-thread-insert-top)
1889                   (message "Inserting message...done"))
1890                 (if elmo-use-database
1891                     (elmo-database-close))
1892                 (run-hooks 'wl-summary-sync-updated-hook)
1893                 (setq mes
1894                       (if (and (eq (length delete-list) 0)
1895                                (eq num 0))
1896                           (format
1897                            "No updates for \"%s\"" (elmo-folder-name-internal
1898                                                     folder))
1899                         (format "Updated (-%d/+%d) message(s)"
1900                                 (length delete-list) num))))
1901             (setq mes "Quit updating.")))
1902       ;; synchronize marks.
1903       (if (and crossed wl-summary-auto-sync-marks)
1904           (wl-summary-sync-marks))
1905       ;; scoring
1906       (when wl-use-scoring
1907         (setq wl-summary-scored nil)
1908         (wl-summary-score-headers (and sync-all
1909                                        (wl-summary-rescore-msgs
1910                                         wl-summary-buffer-number-list))
1911                                   sync-all)
1912         (when (and wl-summary-scored
1913                    (setq expunged (wl-summary-score-update-all-lines)))
1914           (setq mes (concat mes
1915                             (format " (%d expunged)"
1916                                     (length expunged))))))
1917       (if (and crossed (> crossed 0))
1918           (setq mes
1919                 (if mes
1920                     (concat mes
1921                             (format " (%d crosspost)" crossed))
1922                   (format "%d crosspost message(s)" crossed)))
1923         (and mes (setq mes (concat mes "."))))
1924       ;; Update Folder mode
1925       (wl-folder-set-folder-updated
1926        (elmo-folder-name-internal folder)
1927        (list 0
1928              (let ((lst (wl-summary-count-unread)))
1929                (+ (car lst) (nth 1 lst)))
1930              (elmo-folder-length folder)))
1931       (wl-summary-update-modeline)
1932       ;;
1933       (unless unset-cursor
1934         (goto-char (point-min))
1935         (if (not (wl-summary-cursor-down t))
1936             (progn
1937               (goto-char (point-max))
1938               (forward-line -1))
1939           (if (and wl-summary-highlight
1940                    (not wl-summary-lazy-highlight)
1941                    (not (get-text-property (point) 'face)))
1942               (save-excursion
1943                 (forward-line (- 0
1944                                  (or
1945                                   wl-summary-partial-highlight-above-lines
1946                                   wl-summary-highlight-partial-threshold)))
1947                 (wl-highlight-summary (point) (point-max))))))
1948       (wl-delete-all-overlays)
1949       (set-buffer-modified-p nil)
1950       (if mes (message "%s" mes)))))
1951
1952 (defun wl-summary-set-score-mark (mark)
1953   (save-excursion
1954     (beginning-of-line)
1955     (let ((cur-mark (wl-summary-temp-mark)))
1956       (when (member cur-mark (list " "
1957                                    wl-summary-score-below-mark
1958                                    wl-summary-score-over-mark))
1959         (wl-summary-put-temp-mark mark)
1960         (if wl-summary-highlight
1961             (wl-highlight-summary-current-line))
1962         (set-buffer-modified-p nil)))))
1963
1964 (defun wl-summary-get-score-mark (msg-num)
1965   (let ((score (cdr (assq msg-num wl-summary-scored))))
1966     (if score
1967         (cond ((< score wl-summary-default-score)
1968                "-")
1969               ((> score wl-summary-default-score)
1970                "+")))))
1971
1972 (defun wl-summary-update-modeline ()
1973   (setq wl-summary-buffer-mode-line
1974         (funcall wl-summary-buffer-mode-line-formatter)))
1975
1976 (defun wl-summary-jump-to-msg (&optional number)
1977   (interactive)
1978   (let ((num (or number
1979                  (string-to-int
1980                   (read-from-minibuffer "Jump to Message(No.): ")))))
1981     (setq num (int-to-string num))
1982     (beginning-of-line)
1983     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
1984                  (progn (backward-char 1) t))
1985             (re-search-backward (concat "\r" num "[^0-9]") nil t))
1986         (progn (beginning-of-line) t)
1987       nil)))
1988
1989 (defun wl-summary-highlight-msgs (msgs)
1990   (save-excursion
1991     (let ((len (length msgs))
1992           i)
1993       (message "Hilighting...")
1994       (setq i 0)
1995       (while msgs
1996         (if (wl-summary-jump-to-msg (car msgs))
1997             (wl-highlight-summary-current-line))
1998         (setq msgs (cdr msgs))
1999         (when (> len elmo-display-progress-threshold)
2000           (setq i (+ i 1))
2001           (if (or (zerop (% i 5)) (= i len))
2002               (elmo-display-progress
2003                'wl-summary-highlight-msgs "Highlighting..."
2004                (/ (* i 100) len)))))
2005       (message "Highlighting...done"))))
2006
2007 (defun wl-summary-message-number ()
2008   (save-excursion
2009     (beginning-of-line)
2010     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2011             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2012         (string-to-int (wl-match-buffer 1))
2013       nil)))
2014
2015 (defun wl-summary-delete-all-msgs ()
2016   (interactive)
2017   (let ((cur-buf (current-buffer))
2018         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2019     (set-buffer cur-buf)
2020     (if (null dels)
2021         (message "No message to delete.")
2022       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2023                             (wl-summary-buffer-folder-name)
2024                             (length dels)))
2025           (progn
2026             (message "Deleting...")
2027             (elmo-folder-move-messages wl-summary-buffer-elmo-folder dels
2028                                        'null)
2029             (wl-summary-set-message-modified)
2030             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2031                                           (list 0 0 0))
2032 ;;; for thread.
2033 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2034             (setq wl-summary-buffer-unread-count 0)
2035             (setq wl-summary-buffer-new-count    0)
2036             (wl-summary-update-modeline)
2037             (set-buffer cur-buf)
2038             (let ((inhibit-read-only t)
2039                   (buffer-read-only nil))
2040               (erase-buffer))
2041 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2042             (message "Deleting...done")
2043             t)
2044         nil))))
2045
2046 (defun wl-summary-toggle-thread (&optional arg)
2047   "Toggle thread status (T)hread and (S)equential.
2048 If ARG, without confirm."
2049   (interactive "P")
2050   (when (or arg
2051             (y-or-n-p (format "Toggle threading? (y=%s): "
2052                               (if (eq wl-summary-buffer-view 'thread)
2053                                   "\"off\"" "\"on\""))))
2054     (if (eq wl-summary-buffer-view 'thread)
2055         (setq wl-summary-buffer-view 'sequence)
2056       (setq wl-summary-buffer-view 'thread))
2057     (wl-summary-update-modeline)
2058     (force-mode-line-update)
2059     (wl-summary-rescan)))
2060
2061 (defun wl-summary-load-file-object (filename)
2062   "Load lisp object from dir."
2063   (save-excursion
2064     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2065           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2066           insert-file-contents-post-hook
2067           ret-val)
2068       (if (not (file-readable-p filename))
2069           ()
2070         (set-buffer tmp-buffer)
2071         (as-binary-input-file (insert-file-contents filename))
2072         (setq ret-val
2073               (condition-case nil
2074                   (read (current-buffer))
2075                 (error (error "Reading failed")))))
2076       (kill-buffer tmp-buffer)
2077       ret-val)))
2078
2079 (defun wl-summary-goto-folder (&optional arg)
2080   (interactive "P")
2081   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2082
2083 (defun wl-summary-goto-folder-sticky ()
2084   (interactive)
2085   (wl-summary-goto-folder-subr nil nil nil t t))
2086
2087 (defun wl-summary-goto-last-visited-folder ()
2088   (interactive)
2089   (let ((entity
2090          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2091                                           wl-folder-entity
2092                                           'folder)))
2093     (if entity (wl-folder-set-current-entity-id
2094                 (wl-folder-get-entity-id entity))))
2095   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2096
2097 (defun wl-summary-sticky-p (&optional folder)
2098   (if folder
2099       (get-buffer (wl-summary-sticky-buffer-name
2100                    (elmo-folder-name-internal folder)))
2101     (not (string= wl-summary-buffer-name (buffer-name)))))
2102
2103 (defun wl-summary-always-sticky-folder-p (folder)
2104   (or (eq t wl-summary-always-sticky-folder-list)
2105       (wl-string-match-member
2106        (elmo-folder-name-internal folder)
2107        wl-summary-always-sticky-folder-list)))
2108
2109 (defun wl-summary-stick (&optional force)
2110   "Make current summary buffer sticky."
2111   (interactive "P")
2112   (if (wl-summary-sticky-p)
2113       (message "Current summary buffer is already sticky.")
2114     (when (or force (y-or-n-p "Stick current summary buffer? "))
2115       (wl-summary-toggle-disp-msg 'off)
2116       (wl-summary-switch-to-clone-buffer
2117        (wl-summary-sticky-buffer-name
2118         (wl-summary-buffer-folder-name)))
2119 ;;; ???hang up
2120 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2121 ;;;                   (wl-summary-buffer-folder-name))))
2122       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2123
2124 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2125   (let ((cur-buf (current-buffer))
2126         (msg (wl-summary-message-number))
2127         (buf (get-buffer-create buffer-name))
2128         (folder wl-summary-buffer-elmo-folder)
2129         (copy-variables
2130          (append '(wl-summary-buffer-view
2131                    wl-summary-buffer-temp-mark-list
2132                    wl-summary-buffer-target-mark-list
2133                    wl-summary-buffer-elmo-folder
2134                    wl-summary-buffer-number-column
2135                    wl-summary-buffer-temp-mark-column
2136                    wl-summary-buffer-persistent-mark-column
2137                    wl-summary-buffer-message-modified
2138                    wl-summary-buffer-thread-modified
2139                    wl-summary-buffer-number-list
2140                    wl-summary-buffer-unsync-mark-number-list
2141                    wl-summary-buffer-folder-name
2142                    wl-summary-buffer-line-formatter)
2143                  (and (eq wl-summary-buffer-view 'thread)
2144                       '(wl-thread-entity-hashtb
2145                         wl-thread-entities
2146                         wl-thread-entity-list))
2147                  (and wl-use-scoring
2148                       '(wl-summary-scored
2149                         wl-summary-default-score
2150                         wl-summary-important-above
2151                         wl-summary-target-above
2152                         wl-summary-mark-below
2153                         wl-summary-expunge-below))
2154                  (and (featurep 'wl-score)
2155                       '(wl-current-score-file
2156                         wl-score-alist)))))
2157     (set-buffer buf)
2158     (wl-summary-mode)
2159     (wl-summary-buffer-set-folder folder)
2160     (let ((buffer-read-only nil))
2161       (insert-buffer cur-buf))
2162     (set-buffer-modified-p nil)
2163     (while copy-variables
2164       (set (car copy-variables)
2165            (save-excursion
2166              (set-buffer cur-buf)
2167              (symbol-value (car copy-variables))))
2168       (setq copy-variables (cdr copy-variables)))
2169     (switch-to-buffer buf)
2170     (kill-buffer cur-buf)
2171     (wl-summary-count-unread)
2172     (wl-summary-update-modeline)
2173     (if msg
2174         (if (eq wl-summary-buffer-view 'thread)
2175             (wl-thread-jump-to-msg msg)
2176           (wl-summary-jump-to-msg msg))
2177       (goto-char (point-max))
2178       (beginning-of-line))))
2179
2180 (defun wl-summary-get-buffer (folder)
2181   (or (and folder
2182            (get-buffer (wl-summary-sticky-buffer-name folder)))
2183       (get-buffer wl-summary-buffer-name)))
2184
2185 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2186   (if force-sticky
2187       (get-buffer-create
2188        (wl-summary-sticky-buffer-name name))
2189     (or (get-buffer (wl-summary-sticky-buffer-name name))
2190         (get-buffer-create wl-summary-buffer-name))))
2191
2192 (defun wl-summary-make-number-list ()
2193   (save-excursion
2194     (goto-char (point-min))
2195     (setq wl-summary-buffer-number-list nil)
2196     (while (not (eobp))
2197       (setq wl-summary-buffer-number-list
2198             (cons (wl-summary-message-number)
2199                   wl-summary-buffer-number-list))
2200       (forward-line 1))
2201     (setq wl-summary-buffer-number-list
2202           (nreverse wl-summary-buffer-number-list))))
2203
2204 (defun wl-summary-auto-select-msg-p (unread-msg)
2205   (and unread-msg
2206        (not (elmo-message-flagged-p wl-summary-buffer-elmo-folder
2207                                     unread-msg
2208                                     'important))))
2209
2210 (defsubst wl-summary-open-folder (folder)
2211   ;; Select folder
2212   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2213     (unwind-protect
2214         (elmo-folder-open folder 'load-msgdb)
2215       ;; For compatibility
2216       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2217                                            folder)))))
2218
2219 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2220                                               sticky interactive scoring
2221                                               force-exit)
2222   "Display target folder on summary."
2223   (interactive)
2224   (let* ((keep-cursor (memq this-command
2225                             wl-summary-keep-cursor-command))
2226          (name (or name (wl-summary-read-folder wl-default-folder)))
2227          (cur-fld wl-summary-buffer-elmo-folder)
2228          folder buf mes hilit reuse-buf
2229          retval entity)
2230     (if (string= name "")
2231         (setq name wl-default-folder))
2232     (setq folder (wl-folder-get-elmo-folder name))
2233     (when (and (not (string=
2234                      (and cur-fld (elmo-folder-name-internal cur-fld))
2235                      (elmo-folder-name-internal folder))) ; folder is moved.
2236                (eq major-mode 'wl-summary-mode)) ; called in summary.
2237       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2238       (run-hooks 'wl-summary-exit-pre-hook)
2239       (if (or force-exit (not (wl-summary-sticky-p)))
2240           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2241       (wl-summary-save-view)
2242       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2243       (if (and (wl-summary-sticky-p) force-exit)
2244           (kill-buffer (current-buffer))))
2245     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2246                                             sticky))
2247     (setq reuse-buf
2248           (save-excursion
2249             (set-buffer buf)
2250             (string= (elmo-folder-name-internal folder)
2251                      (wl-summary-buffer-folder-name))))
2252     (unwind-protect
2253         (if reuse-buf
2254             (if interactive
2255                 (switch-to-buffer buf)
2256               (set-buffer buf))
2257           (if other-window
2258               (delete-other-windows))
2259           (set-buffer buf)
2260           (unless (eq major-mode 'wl-summary-mode)
2261             (wl-summary-mode))
2262           (wl-summary-buffer-set-folder folder)
2263           (setq wl-summary-buffer-disp-msg nil)
2264           (setq wl-summary-buffer-last-displayed-msg nil)
2265           (setq wl-summary-buffer-current-msg nil)
2266           (let ((inhibit-read-only t)
2267                 (buffer-read-only nil))
2268             (erase-buffer)
2269             ;; Resume summary view
2270             (if wl-summary-cache-use
2271                 (let* ((dir (elmo-folder-msgdb-path folder))
2272                        (cache (expand-file-name wl-summary-cache-file dir))
2273                        (view (expand-file-name wl-summary-view-file dir)))
2274                   (when (file-exists-p cache)
2275                     (insert-file-contents-as-binary cache)
2276                     (elmo-set-buffer-multibyte
2277                      default-enable-multibyte-characters)
2278                     (decode-mime-charset-region
2279                      (point-min)(point-max)
2280                      wl-summary-buffer-mime-charset 'LF))
2281                   (if (file-exists-p view)
2282                       (setq wl-summary-buffer-view
2283                             (wl-summary-load-file-object view))
2284                     (setq wl-summary-buffer-view
2285                           (or (wl-get-assoc-list-value
2286                                wl-summary-default-view-alist
2287                                (elmo-folder-name-internal folder))
2288                               wl-summary-default-view)))
2289                   (wl-thread-resume-entity folder)
2290                   (wl-summary-open-folder folder)
2291                   (wl-summary-detect-mark-position))
2292               (setq wl-summary-buffer-view
2293                     (wl-summary-load-file-object
2294                      (expand-file-name wl-summary-view-file
2295                                        (elmo-folder-msgdb-path folder))))
2296               (wl-summary-open-folder folder)
2297               (wl-summary-detect-mark-position)
2298               (wl-summary-rescan))
2299             (wl-summary-count-unread)
2300             (wl-summary-update-modeline)))
2301       (unless (eq wl-summary-buffer-view 'thread)
2302         (wl-summary-make-number-list))
2303       (setq wl-summary-buffer-unsync-mark-number-list
2304             (copy-sequence wl-summary-buffer-number-list))
2305       (when (and wl-summary-cache-use
2306                  (or (and wl-summary-check-line-format
2307                           (wl-summary-line-format-changed-p))
2308                      (wl-summary-view-old-p)))
2309         (wl-summary-rescan))
2310       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2311       (unless (and reuse-buf keep-cursor)
2312         (unwind-protect
2313             (let ((wl-use-scoring
2314                    (if (or scoring interactive) wl-use-scoring)))
2315               (if (and (not scan-type)
2316                        interactive
2317                        (not wl-ask-range))
2318                   (setq scan-type (wl-summary-get-sync-range folder)))
2319               (cond
2320                ((eq scan-type nil)
2321                 (wl-summary-sync 'unset-cursor))
2322                ((eq scan-type 'all)
2323                 (wl-summary-sync 'unset-cursor "all"))
2324                ((eq scan-type 'no-sync))
2325                ((eq scan-type 'rescan)
2326                 (wl-summary-rescan))
2327                ((or (eq scan-type 'force-update)
2328                     (eq scan-type 'update))
2329                 (setq mes (wl-summary-sync-force-update
2330                            'unset-cursor 'no-check)))))
2331           (if interactive
2332               (switch-to-buffer buf)
2333             (set-buffer buf))
2334           ;; stick always-sticky-folder
2335           (when (wl-summary-always-sticky-folder-p folder)
2336             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2337           (run-hooks 'wl-summary-prepared-pre-hook)
2338           (set-buffer-modified-p nil)
2339           (goto-char (point-min))
2340           (if (wl-summary-cursor-down t)
2341               (let ((unreadp (wl-summary-next-message
2342                               (wl-summary-message-number)
2343                               'down t)))
2344                 (cond ((and wl-auto-select-first
2345                             (wl-summary-auto-select-msg-p unreadp))
2346                        ;; wl-auto-select-first is non-nil and
2347                        ;; unreadp is non-nil but not important
2348                        (setq retval 'disp-msg))
2349                       ((and wl-auto-prefetch-first
2350                             (wl-summary-auto-select-msg-p unreadp))
2351                        ;; wl-auto-select-first is non-nil and
2352                        ;; unreadp is non-nil but not important
2353                        (setq retval 'prefetch-msg))
2354                       ((not (wl-summary-auto-select-msg-p unreadp))
2355                        ;; unreadp is nil or important
2356                        (setq retval 'more-next))))
2357             (goto-char (point-max))
2358             (if (elmo-folder-plugged-p folder)
2359                 (forward-line -1)
2360               (wl-summary-prev))
2361             (setq retval 'more-next))
2362           (if (and wl-summary-highlight
2363                    (not wl-summary-lazy-highlight)
2364                    (not reuse-buf))
2365               (if (and wl-summary-highlight-partial-threshold
2366                        (> (count-lines (point-min) (point-max))
2367                           wl-summary-highlight-partial-threshold))
2368                   (save-excursion
2369                     (forward-line (-
2370                                    0
2371                                    (or
2372                                     wl-summary-partial-highlight-above-lines
2373                                     wl-summary-highlight-partial-threshold)))
2374                     (wl-highlight-summary (point) (point-max)))
2375                 (wl-highlight-summary (point-min) (point-max))))
2376           (if (eq retval 'disp-msg)
2377               (wl-summary-redisplay))
2378           (if (eq retval 'prefetch-msg)
2379               (wl-message-buffer-prefetch
2380                folder
2381                (wl-summary-message-number)
2382                wl-message-buffer-prefetch-depth
2383                (current-buffer)
2384                wl-summary-buffer-mime-charset))
2385           (if mes (message "%s" mes))
2386           (if (and interactive wl-summary-recenter)
2387               (recenter (/ (- (window-height) 2) 2))))))
2388     ;; set current entity-id
2389     (when (and folder
2390                (setq entity
2391                      (wl-folder-search-entity-by-name
2392                       (elmo-folder-name-internal folder)
2393                       wl-folder-entity
2394                       'folder)))
2395       ;; entity-id is unknown.
2396       (wl-folder-set-current-entity-id
2397        (wl-folder-get-entity-id entity)))
2398     (when (and wl-summary-buffer-window-scroll-functions
2399                wl-on-xemacs)
2400       (sit-for 0))
2401     (unwind-protect
2402         (run-hooks 'wl-summary-prepared-hook)
2403       (set-buffer-modified-p nil))
2404     retval))
2405
2406 (defun wl-summary-goto-previous-message-beginning ()
2407   (end-of-line)
2408   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2409   (beginning-of-line))
2410
2411 (defun wl-summary-goto-top-of-current-thread ()
2412   (wl-summary-jump-to-msg
2413    (wl-thread-entity-get-number
2414     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2415                                       (wl-summary-message-number))))))
2416
2417 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2418   (interactive)
2419   (let ((depth (or depth
2420                    (wl-thread-get-depth-of-current-line))))
2421     (forward-line 1)
2422     (while (and (not (eobp))
2423                 (>= (wl-thread-get-depth-of-current-line)
2424                     depth))
2425       (forward-line 1))
2426     (beginning-of-line)))
2427
2428 (defun wl-summary-insert-line (line)
2429   "Insert LINE in the Summary."
2430   (if wl-use-highlight-mouse-line
2431       ;; remove 'mouse-face of current line.
2432       (put-text-property
2433        (save-excursion (beginning-of-line)(point))
2434        (save-excursion (end-of-line)(point))
2435        'mouse-face nil))
2436   (insert line "\n")
2437   (if wl-use-highlight-mouse-line
2438       ;; remove 'mouse-face of current line.
2439       (put-text-property
2440        (save-excursion (beginning-of-line)(point))
2441        (save-excursion (end-of-line)(point))
2442        'mouse-face nil))
2443   (ignore-errors
2444     (run-hooks 'wl-summary-line-inserted-hook)))
2445
2446 (defun wl-summary-insert-sequential (entity folder &rest args)
2447   (when entity
2448     (let ((inhibit-read-only t)
2449           (number (elmo-message-entity-number entity))
2450           buffer-read-only)
2451       (goto-char (point-max))
2452       (wl-summary-insert-line
2453        (wl-summary-create-line entity nil nil
2454                                (elmo-message-flags
2455                                 wl-summary-buffer-elmo-folder
2456                                 number)
2457                                (elmo-message-cached-p
2458                                 wl-summary-buffer-elmo-folder
2459                                 number)))
2460       (setq wl-summary-buffer-number-list
2461             (wl-append wl-summary-buffer-number-list
2462                        (list (elmo-message-entity-number entity))))
2463       nil)))
2464
2465 (defun wl-summary-default-subject-filter (subject)
2466   (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2467   (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2468   (elmo-replace-in-string subject "^\\[.*\\]" ""))
2469
2470 (defun wl-summary-subject-equal (subject1 subject2)
2471   (string= (funcall wl-summary-subject-filter-function subject1)
2472            (funcall wl-summary-subject-filter-function subject2)))
2473
2474 (defmacro wl-summary-put-alike (alike)
2475   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2476                         (, alike)
2477                         wl-summary-alike-hashtb)))
2478
2479 (defmacro wl-summary-get-alike ()
2480   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2481                         wl-summary-alike-hashtb)))
2482
2483 (defun wl-summary-insert-headers (folder func mime-decode)
2484   (let ((numbers (elmo-folder-list-messages folder 'visible t))
2485         ov this last alike)
2486     (buffer-disable-undo (current-buffer))
2487     (make-local-variable 'wl-summary-alike-hashtb)
2488     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length numbers) 2)))
2489     (when mime-decode
2490       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2491     (while (setq ov (elmo-message-entity folder (pop numbers)))
2492       (setq this (funcall func ov))
2493       (and this (setq this (std11-unfold-string this)))
2494       (if (equal last this)
2495           (setq alike (cons ov alike))
2496         (when last
2497           (wl-summary-put-alike alike)
2498           (insert last ?\n))
2499         (setq alike (list ov)
2500               last this)))
2501     (when last
2502       (wl-summary-put-alike alike)
2503       (insert last ?\n))
2504     (when mime-decode
2505       (decode-mime-charset-region (point-min) (point-max)
2506                                   elmo-mime-charset)
2507       (when (eq mime-decode 'mime)
2508         (eword-decode-region (point-min) (point-max))))
2509     (run-hooks 'wl-summary-insert-headers-hook)))
2510
2511 (defun wl-summary-search-by-subject (entity folder)
2512   (let ((summary-buf (current-buffer))
2513         (buf (get-buffer-create wl-summary-search-buf-name))
2514         (folder-name (wl-summary-buffer-folder-name))
2515         match founds result)
2516     (with-current-buffer buf
2517       (let ((case-fold-search t))
2518         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2519                   (zerop (buffer-size)))
2520           (setq wl-summary-search-buf-folder-name folder-name)
2521           (message "Creating subject cache...")
2522           (wl-summary-insert-headers
2523            folder
2524            (function
2525             (lambda (x)
2526               (funcall wl-summary-subject-filter-function
2527                        (elmo-message-entity-field x 'subject))))
2528            t)
2529           (message "Creating subject cache...done"))
2530         (setq match (funcall wl-summary-subject-filter-function
2531                              (elmo-message-entity-field entity 'subject
2532                                                         'decode)))
2533         (if (string= match "")
2534             (setq match "\n"))
2535         (goto-char (point-max))
2536         (while (and (null result)
2537                     (not (= (point) (point-min)))
2538                     (search-backward match nil t))
2539           ;; check exactly match
2540           (when (and (bolp) (= (point-at-eol)(match-end 0)))
2541             (setq founds (wl-summary-get-alike))
2542             (with-current-buffer summary-buf
2543               (while founds
2544                 (when (and
2545                        ;; the first element of found-entity list exists on
2546                        ;; thread tree.
2547                        (wl-thread-get-entity
2548                         (elmo-message-entity-number (car founds)))
2549                        ;; message id is not same as myself.
2550                        (not (string=
2551                              (elmo-message-entity-field entity 'message-id)
2552                              (elmo-message-entity-field (car founds)
2553                                                         'message-id)))
2554                        ;; not a descendant.
2555                        (not (wl-thread-descendant-p
2556                              (elmo-message-entity-number entity)
2557                              (elmo-message-entity-number (car founds)))))
2558                   (setq result (car founds)
2559                         founds nil))
2560                 (setq founds (cdr founds))))))
2561         result))))
2562
2563 (defun wl-summary-insert-thread (entity folder update
2564                                         &optional force-insert)
2565   (let ((depth 0)
2566         this-id parent-entity parent-number relatives anumber
2567         cur number cur-entity linked retval delayed-entity
2568         update-list entity-stack thread-entity)
2569     (while entity
2570       (setq this-id (elmo-message-entity-field entity 'message-id)
2571             number (elmo-message-entity-number entity))
2572       (if (and wl-thread-saved-entity-hashtb-internal
2573                (setq thread-entity
2574                      (elmo-get-hash-val
2575                       (format "#%d" (elmo-message-entity-number entity))
2576                       wl-thread-saved-entity-hashtb-internal)))
2577           (setq parent-entity
2578                 (elmo-message-entity
2579                  folder
2580                  (wl-thread-entity-get-parent thread-entity))
2581                 linked (wl-thread-entity-get-linked thread-entity))
2582         (setq parent-entity (elmo-message-entity-parent folder entity)
2583               linked nil))
2584       (setq parent-number (and parent-entity
2585                                (elmo-message-entity-number parent-entity)))
2586       (setq cur entity)
2587       ;; If thread loop detected, set parent as nil.
2588       (while cur
2589         (when (setq anumber
2590                     (elmo-message-entity-number
2591                      (setq cur (elmo-message-entity-parent folder cur))))
2592           (if (memq anumber relatives)
2593               (setq parent-number nil
2594                     cur nil))
2595           (setq relatives (cons anumber relatives))))
2596       (if (and parent-number
2597                (not (wl-thread-get-entity parent-number))
2598                (not force-insert))
2599           ;; parent exists in overview, but not in wl-thread-entities
2600           (progn
2601             (wl-append wl-summary-delayed-update
2602                        (list (cons parent-number entity)))
2603             (setq entity nil)) ;; exit loop
2604         ;; Search parent by subject.
2605         (when (and (null parent-number)
2606                    wl-summary-search-parent-by-subject-regexp
2607                    (string-match
2608                     wl-summary-search-parent-by-subject-regexp
2609                     (elmo-message-entity-field entity 'subject)))
2610           (let ((found (wl-summary-search-by-subject entity folder)))
2611             (when (and found
2612                        (not (member found wl-summary-delayed-update)))
2613               (setq parent-entity found)
2614               (setq parent-number
2615                     (elmo-message-entity-number parent-entity))
2616               (setq linked t))))
2617         ;; If subject is change, divide thread.
2618         (if (and parent-number
2619                  wl-summary-divide-thread-when-subject-changed
2620                  (not (wl-summary-subject-equal
2621                        (or (elmo-message-entity-field entity
2622                                                       'subject t) "")
2623                        (or (elmo-message-entity-field parent-entity
2624                                                       'subject t) ""))))
2625             (setq parent-number nil))
2626         (setq retval
2627               (wl-thread-insert-message entity
2628                                         number parent-number update linked))
2629         (and retval
2630              (wl-append update-list (list retval)))
2631         (setq entity nil) ; exit loop
2632         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2633           (setq wl-summary-delayed-update
2634                 (delq delayed-entity wl-summary-delayed-update))
2635           ;; update delayed message
2636           (wl-append entity-stack (list (cdr delayed-entity)))))
2637       (if (and (not entity)
2638                entity-stack)
2639           (setq entity (pop entity-stack))))
2640     update-list))
2641
2642 (defun wl-summary-update-thread (entity
2643                                  thr-entity
2644                                  parent-entity)
2645   (let* ((this-id (elmo-message-entity-field entity 'message-id))
2646          (overview-entity entity)
2647          (parent-id (elmo-message-entity-field parent-entity 'message-id))
2648          (number (elmo-message-entity-number entity))
2649          (parent-number (elmo-message-entity-number parent-entity))
2650          insert-line)
2651     (cond
2652      ((or (not parent-id)
2653           (string= this-id parent-id))
2654       (goto-char (point-max))
2655       (beginning-of-line)
2656       (setq insert-line t))
2657      ;; parent already exists in buffer.
2658      ((wl-summary-jump-to-msg parent-number)
2659       (wl-thread-goto-bottom-of-sub-thread)
2660       (setq insert-line t)))
2661     (when insert-line
2662       (let (buffer-read-only)
2663         (wl-summary-insert-line
2664          (wl-summary-create-line
2665           entity
2666           parent-entity
2667           nil
2668           (elmo-message-flags wl-summary-buffer-elmo-folder number)
2669           (elmo-message-cached-p wl-summary-buffer-elmo-folder number)
2670           (wl-thread-maybe-get-children-num number)
2671           (wl-thread-make-indent-string thr-entity)
2672           (wl-thread-entity-get-linked thr-entity)))))))
2673
2674 (defun wl-summary-target-mark-msgs (msgs)
2675   "Return the number of marked messages."
2676   (let ((i 0))
2677     (dolist (number msgs)
2678       (when (wl-summary-target-mark number)
2679         (setq i (1+ i))))
2680     i))
2681
2682 (defun wl-summary-pick (&optional from-list delete-marks)
2683   (interactive)
2684   (save-excursion
2685     (let* ((condition (car (elmo-parse-search-condition
2686                             (elmo-read-search-condition
2687                              wl-summary-pick-field-default))))
2688            (result (elmo-folder-search wl-summary-buffer-elmo-folder
2689                                        condition
2690                                        from-list))
2691            num)
2692       (if delete-marks
2693           (let ((mlist wl-summary-buffer-target-mark-list))
2694             (while mlist
2695               (when (wl-summary-jump-to-msg (car mlist))
2696                 (wl-summary-unmark))
2697               (setq mlist (cdr mlist)))
2698             (setq wl-summary-buffer-target-mark-list nil)))
2699       (if (and result
2700                (setq num (wl-summary-target-mark-msgs result))
2701                (> num 0))
2702           (if (= num (length result))
2703               (message "%d message(s) are picked." num)
2704             (message "%d(%d) message(s) are picked." num
2705                      (- (length result) num)))
2706         (message "No message was picked.")))))
2707
2708 (defun wl-summary-unvirtual ()
2709   "Exit from current virtual folder."
2710   (interactive)
2711   (if (eq 'filter
2712           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
2713       (wl-summary-goto-folder-subr
2714        (elmo-folder-name-internal
2715         (elmo-filter-folder-target-internal
2716          wl-summary-buffer-elmo-folder))
2717        'update nil nil t)
2718     (error "This folder is not filtered")))
2719
2720 (defun wl-summary-virtual (&optional arg)
2721   "Goto virtual folder.
2722 If ARG, exit virtual folder."
2723   (interactive "P")
2724   (if arg
2725       (wl-summary-unvirtual)
2726     (wl-summary-goto-folder-subr (concat "/"
2727                                          (elmo-read-search-condition
2728                                           wl-summary-pick-field-default)
2729                                          "/"
2730                                          (wl-summary-buffer-folder-name))
2731                                  'update nil nil t)
2732     (run-hooks 'wl-summary-virtual-hook)))
2733
2734 (defun wl-summary-delete-all-temp-marks (&optional no-msg force)
2735   "Erase all temp marks from buffer."
2736   (interactive)
2737   (when (or wl-summary-buffer-target-mark-list
2738             wl-summary-buffer-temp-mark-list
2739             wl-summary-scored)
2740     (save-excursion
2741       (goto-char (point-min))
2742       (unless no-msg
2743         (message "Unmarking..."))
2744       (while (not (eobp))
2745         (wl-summary-unset-mark nil nil force)
2746         (forward-line 1))
2747       (unless no-msg
2748         (message "Unmarking...done"))
2749       (setq wl-summary-buffer-target-mark-list nil)
2750       (setq wl-summary-buffer-temp-mark-list nil))))
2751
2752 (defsubst wl-summary-temp-mark (&optional number)
2753   "Return temp-mark string of current line."
2754   (let ((number (or number (wl-summary-message-number)))
2755         info)
2756     (or (and (wl-summary-have-target-mark-p number)
2757              "*")
2758         (and (setq info (wl-summary-registered-temp-mark number))
2759              (nth 1 info))
2760         (wl-summary-get-score-mark number)
2761         " ")))
2762
2763 (defsubst wl-summary-persistent-mark-string (folder flags cached)
2764   "Return the persistent mark string.
2765 The mark is decided according to the FOLDER, FLAGS and CACHED."
2766   (let ((priorities wl-summary-flag-priority-list)
2767         mark)
2768     (while (and (null mark) priorities)
2769       (when (memq (car priorities) flags)
2770         (setq mark
2771               (case (car priorities)
2772                 (new
2773                  wl-summary-new-mark)
2774                 (important
2775                  wl-summary-important-mark)
2776                 (answered
2777                  (if cached
2778                      wl-summary-answered-cached-mark
2779                    wl-summary-answered-uncached-mark))
2780                 (unread
2781                  (if cached
2782                      wl-summary-unread-cached-mark
2783                    wl-summary-unread-uncached-mark)))))
2784       (setq priorities (cdr priorities)))
2785     (or mark
2786         (if (or cached (elmo-folder-local-p folder))
2787             nil
2788           wl-summary-read-uncached-mark))))
2789
2790 (defsubst wl-summary-message-mark (folder number &optional flags)
2791   "Return mark of the message."
2792   (ignore-errors
2793     (wl-summary-persistent-mark-string
2794      folder
2795      (or flags (setq flags (elmo-message-flags folder number)))
2796      (memq 'cached flags) ; XXX for speed-up.
2797      )))
2798
2799 (defsubst wl-summary-persistent-mark (&optional number flags)
2800   "Return persistent-mark string of current line."
2801   (or (wl-summary-message-mark wl-summary-buffer-elmo-folder
2802                                (or number (wl-summary-message-number))
2803                                flags)
2804       " "))
2805
2806 (defun wl-summary-put-temp-mark (mark)
2807   "Put temp MARK on current line."
2808   (when wl-summary-buffer-temp-mark-column
2809     (save-excursion
2810       (beginning-of-line)
2811       (let ((inhibit-read-only t)
2812             (buffer-read-only nil))
2813         (move-to-column wl-summary-buffer-temp-mark-column)
2814         (delete-backward-char 1)
2815         (insert mark)))))
2816
2817 (defun wl-summary-next-buffer ()
2818   "Switch to next summary buffer."
2819   (interactive)
2820   (let ((buffers (sort (wl-collect-summary)
2821                        (lambda (buffer1 buffer2)
2822                          (string-lessp (buffer-name buffer1)
2823                                        (buffer-name buffer2))))))
2824     (switch-to-buffer
2825      (or (cadr (memq (current-buffer) buffers))
2826          (car buffers)))))
2827
2828 (defun wl-summary-previous-buffer ()
2829   "Switch to previous summary buffer."
2830   (interactive)
2831   (let ((buffers (sort (wl-collect-summary)
2832                        (lambda (buffer1 buffer2)
2833                          (not (string-lessp (buffer-name buffer1)
2834                                             (buffer-name buffer2)))))))
2835     (switch-to-buffer
2836      (or (cadr (memq (current-buffer) buffers))
2837          (car buffers)))))
2838
2839 (defun wl-summary-target-mark-mark-as-read ()
2840   (interactive)
2841   (save-excursion
2842     (goto-char (point-min))
2843     (let ((inhibit-read-only t)
2844           (buffer-read-only nil)
2845           wl-summary-buffer-disp-msg)
2846       (wl-summary-mark-as-read wl-summary-buffer-target-mark-list)
2847       (dolist (number wl-summary-buffer-target-mark-list)
2848         (wl-summary-unset-mark number)))))
2849
2850 (defun wl-summary-target-mark-mark-as-unread ()
2851   (interactive)
2852   (save-excursion
2853     (goto-char (point-min))
2854     (let ((inhibit-read-only t)
2855           (buffer-read-only nil)
2856           wl-summary-buffer-disp-msg)
2857       (wl-summary-mark-as-unread wl-summary-buffer-target-mark-list)
2858       (dolist (number wl-summary-buffer-target-mark-list)
2859         (wl-summary-unset-mark number)))))
2860
2861 (defun wl-summary-target-mark-mark-as-important ()
2862   (interactive)
2863   (save-excursion
2864     (goto-char (point-min))
2865     (let ((inhibit-read-only t)
2866           (buffer-read-only nil)
2867           wl-summary-buffer-disp-msg)
2868       (dolist (number wl-summary-buffer-target-mark-list)
2869         (wl-summary-unset-mark number)
2870         (wl-summary-mark-as-important number))
2871       (wl-summary-count-unread)
2872       (wl-summary-update-modeline))))
2873
2874 (defun wl-summary-target-mark-save ()
2875   (interactive)
2876   (let ((wl-save-dir
2877          (wl-read-directory-name "Save to directory: "
2878                                  wl-temporary-file-directory))
2879         number)
2880     (if (null (file-exists-p wl-save-dir))
2881         (make-directory wl-save-dir))
2882     (while (setq number (car wl-summary-buffer-target-mark-list))
2883       (wl-thread-jump-to-msg number)
2884       (wl-summary-save t wl-save-dir)
2885       (wl-summary-unmark))))
2886
2887 (defun wl-summary-target-mark-pick ()
2888   (interactive)
2889   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
2890
2891 (defun wl-summary-update-persistent-mark (&optional number flags)
2892   "Synch up persistent mark of current line with msgdb's.
2893 Return non-nil if the mark is updated"
2894   (prog1
2895       (when wl-summary-buffer-persistent-mark-column
2896         (save-excursion
2897           (move-to-column wl-summary-buffer-persistent-mark-column)
2898           (let ((inhibit-read-only t)
2899                 (buffer-read-only nil)
2900                 (mark (buffer-substring (- (point) 1) (point)))
2901                 (new-mark (wl-summary-persistent-mark number flags)))
2902             (unless (string= new-mark mark)
2903               (delete-backward-char 1)
2904               (insert new-mark)
2905               (wl-summary-set-message-modified)
2906               t))))
2907     (when wl-summary-highlight
2908       (wl-highlight-summary-current-line))
2909     (set-buffer-modified-p nil)))
2910
2911 (defsubst wl-summary-mark-as-read-internal (inverse
2912                                             number-or-numbers
2913                                             no-folder-mark
2914                                             no-modeline-update)
2915   (save-excursion
2916     (let ((folder wl-summary-buffer-elmo-folder)
2917           unread-message number
2918           number-list visible)
2919       (setq number-list (cond ((numberp number-or-numbers)
2920                                (setq unread-message
2921                                      (elmo-message-flagged-p
2922                                       folder
2923                                       number-or-numbers
2924                                       'unread))
2925                                (list number-or-numbers))
2926                               ((and (not (null number-or-numbers))
2927                                     (listp number-or-numbers))
2928                                number-or-numbers)
2929                               ((setq number (wl-summary-message-number))
2930                                ;; interactive
2931                                (setq unread-message
2932                                      (elmo-message-flagged-p
2933                                       folder
2934                                       number
2935                                       'unread))
2936                                (list number))))
2937       (if (null number-list)
2938           (message "No message.")
2939         (if inverse
2940             (elmo-folder-unflag-read folder number-list no-folder-mark)
2941           (elmo-folder-flag-as-read folder number-list no-folder-mark))
2942         (dolist (number number-list)
2943           (setq visible (wl-summary-jump-to-msg number))
2944           (unless inverse
2945             (when unread-message
2946               (run-hooks 'wl-summary-unread-message-hook)))
2947           ;; set mark on buffer
2948           (when visible
2949             (wl-summary-update-persistent-mark)))
2950         (unless no-modeline-update
2951           ;; Update unread numbers.
2952           ;; should elmo-folder-flag-as-read return unread numbers?
2953           (wl-summary-count-unread)
2954           (wl-summary-update-modeline)
2955           (wl-folder-update-unread
2956            (wl-summary-buffer-folder-name)
2957            (+ wl-summary-buffer-unread-count
2958               wl-summary-buffer-new-count)))))))
2959
2960 (defun wl-summary-mark-as-read (&optional number-or-numbers
2961                                           no-folder-mark
2962                                           no-modeline-update)
2963   (interactive)
2964   (wl-summary-mark-as-read-internal nil
2965                                     number-or-numbers
2966                                     no-folder-mark
2967                                     no-modeline-update))
2968
2969 (defun wl-summary-mark-as-unread (&optional number-or-numbers
2970                                             no-folder-mark
2971                                             no-modeline-update)
2972   (interactive)
2973   (wl-summary-mark-as-read-internal 'inverse
2974                                     number-or-numbers
2975                                     no-folder-mark
2976                                     no-modeline-update))
2977
2978 (defsubst wl-summary-mark-as-answered-internal (inverse
2979                                                 number-or-numbers
2980                                                 no-modeline-update)
2981   (save-excursion
2982     (let ((folder wl-summary-buffer-elmo-folder)
2983           number number-list visible)
2984       (setq number-list (cond ((numberp number-or-numbers)
2985                                (list number-or-numbers))
2986                               ((and (not (null number-or-numbers))
2987                                     (listp number-or-numbers))
2988                                number-or-numbers)
2989                               ((setq number (wl-summary-message-number))
2990                                ;; interactive
2991                                (list number))))
2992       (if (null number-list)
2993           (message "No message.")
2994         (if inverse
2995             (elmo-folder-unflag-answered folder number-list)
2996           (elmo-folder-flag-as-answered folder number-list))
2997         (dolist (number number-list)
2998           (setq visible (wl-summary-jump-to-msg number))
2999           ;; set mark on buffer
3000           (when visible
3001             (wl-summary-update-persistent-mark)))
3002         (unless no-modeline-update
3003           ;; Update unread numbers.
3004           ;; should elmo-flag-mark-as-read return unread numbers?
3005           (wl-summary-count-unread)
3006           (wl-summary-update-modeline)
3007           (wl-folder-update-unread
3008            (wl-summary-buffer-folder-name)
3009            (+ wl-summary-buffer-unread-count
3010               wl-summary-buffer-new-count)))))))
3011
3012 (defun wl-summary-mark-as-answered (&optional number-or-numbers
3013                                               no-modeline-update)
3014   (interactive)
3015   (wl-summary-mark-as-answered-internal
3016    (and (interactive-p)
3017         (elmo-message-flagged-p wl-summary-buffer-elmo-folder
3018                                 (wl-summary-message-number)
3019                                 'answered))
3020    number-or-numbers
3021    no-modeline-update))
3022
3023 (defun wl-summary-mark-as-unanswered (&optional number-or-numbers
3024                                               no-modeline-update)
3025   (wl-summary-mark-as-answered-internal 'inverse
3026                                         number-or-numbers
3027                                         no-modeline-update))
3028
3029 (defun wl-summary-mark-as-important (&optional number
3030                                                mark
3031                                                no-server-update)
3032   (interactive)
3033   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
3034           'flag)
3035       (error "Cannot process mark in this folder"))
3036   (save-excursion
3037     (let* ((folder wl-summary-buffer-elmo-folder)
3038            message-id visible cur-mark)
3039       (cond (number
3040              (setq visible (wl-summary-jump-to-msg number))
3041              (setq cur-mark (or mark
3042                                 (wl-summary-message-mark
3043                                  wl-summary-buffer-elmo-folder number)
3044                                 " ")))
3045             ((setq number (wl-summary-message-number))
3046              (setq visible t)
3047              (setq cur-mark (or mark (wl-summary-persistent-mark))))
3048             (t
3049              (error "No message")))
3050       (when (or visible
3051                 ;; already exists in msgdb.
3052                 (elmo-message-entity wl-summary-buffer-elmo-folder
3053                                      number))
3054         (setq message-id (elmo-message-field
3055                           wl-summary-buffer-elmo-folder
3056                           number
3057                           'message-id))
3058         (if (string= cur-mark wl-summary-important-mark)
3059             (progn
3060               ;; server side mark
3061               (save-match-data
3062                 (elmo-folder-unflag-important folder (list number)
3063                                               no-server-update)
3064                 ;; Remove cache if local folder.
3065                 (if (and (elmo-folder-local-p folder)
3066                          (not (eq 'mark
3067                                   (elmo-folder-type-internal folder))))
3068                     (elmo-file-cache-delete
3069                      (elmo-file-cache-get-path message-id)))))
3070           ;; server side mark
3071           (elmo-folder-flag-as-important folder (list number)
3072                                          no-server-update)))
3073       (when visible
3074         (wl-summary-update-persistent-mark))))
3075   number)
3076
3077 ;;; Summary line.
3078 (defvar wl-summary-line-formatter nil)
3079
3080 (defun wl-summary-view-old-p ()
3081   "Return non-nil when summary view cache has old format."
3082   (save-excursion
3083     (goto-char (point-min))
3084     (and wl-summary-buffer-number-list
3085          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
3086
3087 (defun wl-summary-line-format-changed-p ()
3088   "Return non-nil when summary line format is changed."
3089   (not (string=
3090         wl-summary-buffer-line-format
3091         (or (elmo-object-load (expand-file-name
3092                                wl-summary-line-format-file
3093                                (elmo-folder-msgdb-path
3094                                 wl-summary-buffer-elmo-folder))
3095                               wl-summary-buffer-mime-charset)
3096             wl-summary-buffer-line-format))))
3097
3098 (defun wl-summary-line-format-save ()
3099   "Save current summary line format."
3100   (elmo-object-save
3101    (expand-file-name wl-summary-line-format-file
3102                      (elmo-folder-msgdb-path
3103                       wl-summary-buffer-elmo-folder))
3104    wl-summary-buffer-line-format
3105    wl-summary-buffer-mime-charset))
3106
3107 (defun wl-summary-line-number ()
3108   (wl-set-string-width
3109    (- wl-summary-buffer-number-column)
3110    (number-to-string
3111     (elmo-message-entity-number wl-message-entity))))
3112
3113 (defun wl-summary-line-year ()
3114   (aref wl-datevec 0))
3115 (defun wl-summary-line-month ()
3116   (format "%02d" (aref wl-datevec 1)))
3117 (defun wl-summary-line-day ()
3118   (format "%02d" (aref wl-datevec 2)))
3119 (defun wl-summary-line-day-of-week ()
3120   (condition-case nil
3121       (elmo-date-get-week (aref wl-datevec 0)
3122                           (aref wl-datevec 1)
3123                           (aref wl-datevec 2))
3124     (error "??")))
3125 (defun wl-summary-line-hour ()
3126   (format "%02d" (aref wl-datevec 3)))
3127 (defun wl-summary-line-minute ()
3128   (format "%02d" (aref wl-datevec 4)))
3129
3130 (defun wl-summary-line-size ()
3131   (let ((size (elmo-message-entity-field wl-message-entity 'size)))
3132     (if size
3133         (cond
3134          ((<= 1 (/ size 1048576))
3135           (format "%.0fM" (/ size 1048576.0)))
3136          ((<= 1 (/ size 1024))
3137           (format "%.0fK" (/ size 1024.0)))
3138          (t (format "%dB" size)))
3139       "")))
3140
3141 (defun wl-summary-line-subject ()
3142   (let (no-parent subject parent-raw-subject parent-subject)
3143     (if (string= wl-thr-indent-string "")
3144         (setq no-parent t)) ; no parent
3145     (setq subject
3146           (elmo-delete-char ?\n
3147                             (or (elmo-message-entity-field
3148                                  wl-message-entity
3149                                  'subject t)
3150                                 wl-summary-no-subject-message)))
3151     (setq parent-raw-subject
3152           (elmo-message-entity-field wl-parent-message-entity
3153                                      'subject t))
3154     (setq parent-subject
3155           (if parent-raw-subject
3156               (elmo-delete-char ?\n parent-raw-subject)))
3157     (if (or no-parent
3158             (null parent-subject)
3159             (not (wl-summary-subject-equal
3160                   subject parent-subject)))
3161         (funcall wl-summary-subject-function subject)
3162       "")))
3163
3164 (defun wl-summary-line-from ()
3165   (elmo-delete-char ?\n
3166                     (funcall wl-summary-from-function
3167                              (elmo-message-entity-field
3168                               wl-message-entity
3169                               'from t))))
3170
3171 (defun wl-summary-line-list-info ()
3172   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
3173     (if (car list-info)
3174         (format (if (cdr list-info) "(%s %05.0f)" "(%s)")
3175                 (car list-info) (cdr list-info))
3176       "")))
3177
3178 (defun wl-summary-line-list-count ()
3179   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
3180     (if ml-count
3181         (format "%.0f" ml-count)
3182       "")))
3183
3184 (defun wl-summary-line-attached ()
3185   (let ((content-type (elmo-message-entity-field
3186                        wl-message-entity 'content-type))
3187         (case-fold-search t))
3188     (if (and content-type
3189              (string-match "multipart/mixed" content-type))
3190         "@"
3191       "")))
3192
3193 ;;; For future use.
3194 ;;(defun wl-summary-line-cached ()
3195 ;;  (if (elmo-message-cached-p wl-summary-buffer-elmo-folder
3196 ;;                           (elmo-message-entity-number wl-message-entity))
3197 ;;      " "
3198 ;;    "u"))
3199
3200 (defun wl-summary-create-line (wl-message-entity
3201                                wl-parent-message-entity
3202                                wl-temp-mark
3203                                wl-flags
3204                                wl-cached
3205                                &optional
3206                                wl-thr-children-number
3207                                wl-thr-indent-string
3208                                wl-thr-linked)
3209   "Create a summary line."
3210   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
3211         (wl-persistent-mark (wl-summary-persistent-mark-string
3212                              wl-summary-buffer-elmo-folder
3213                              wl-flags
3214                              wl-cached))
3215         (elmo-mime-charset wl-summary-buffer-mime-charset)
3216         (elmo-lang wl-summary-buffer-weekday-name-lang)
3217         (wl-datevec (or (ignore-errors (timezone-fix-time
3218                                         (elmo-message-entity-field
3219                                          wl-message-entity
3220                                          'date)
3221                                         nil
3222                                         wl-summary-fix-timezone))
3223                         (make-vector 5 0)))
3224         (entity wl-message-entity) ; backward compatibility.
3225         line mark)
3226     (if (and wl-thr-indent-string
3227              wl-summary-indent-length-limit
3228              (< wl-summary-indent-length-limit
3229                 (string-width wl-thr-indent-string)))
3230         (setq wl-thr-indent-string (wl-set-string-width
3231                                     wl-summary-indent-length-limit
3232                                     wl-thr-indent-string)))
3233     (setq line (funcall wl-summary-buffer-line-formatter))
3234     (if wl-summary-width (setq line
3235                                (wl-set-string-width
3236                                 (- wl-summary-width 1) line nil
3237                                 'ignore-invalid)))
3238     (setq line (concat line
3239                        "\r"
3240                        (number-to-string
3241                         (elmo-message-entity-number
3242                          wl-message-entity))))
3243     (if wl-summary-highlight
3244         (wl-highlight-summary-line-string
3245          (elmo-message-entity-number wl-message-entity)
3246          line
3247          wl-flags
3248          wl-temp-mark
3249          wl-thr-indent-string))
3250     line))
3251
3252 (defsubst wl-summary-proc-wday (wday-str year month mday)
3253   (save-match-data
3254     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
3255         (wl-match-string 1 wday-str)
3256       (elmo-date-get-week year month mday))))
3257
3258 (defvar wl-summary-move-spec-alist
3259   '((new . ((t . nil)
3260             (p . new)
3261             (p . unread)
3262             (p . important)))
3263     (unread . ((t . nil)
3264                (p . unread)
3265                (p . important)))))
3266
3267 (defsubst wl-summary-next-message (num direction hereto)
3268   (if wl-summary-buffer-next-message-function
3269       (funcall wl-summary-buffer-next-message-function num direction hereto)
3270     (let ((cur-spec (cdr (assq wl-summary-move-order
3271                                wl-summary-move-spec-alist)))
3272           (nums (memq num (if (eq direction 'up)
3273                               (reverse wl-summary-buffer-number-list)
3274                             wl-summary-buffer-number-list)))
3275           flagged-list nums2)
3276       (unless hereto (setq nums (cdr nums)))
3277       (setq nums2 nums)
3278       (if cur-spec
3279           (catch 'done
3280             (while cur-spec
3281               (setq nums nums2)
3282               (cond ((eq (car (car cur-spec)) 'p)
3283                      (if (setq flagged-list
3284                                (elmo-folder-list-flagged
3285                                 wl-summary-buffer-elmo-folder
3286                                 (cdr (car cur-spec))))
3287                          (while nums
3288                            (if (and (memq (car nums) flagged-list)
3289                                     (elmo-message-accessible-p
3290                                      wl-summary-buffer-elmo-folder
3291                                      (car nums)))
3292                                (throw 'done (car nums)))
3293                            (setq nums (cdr nums)))))
3294                     ((eq (car (car cur-spec)) 't)
3295                      (if wl-summary-buffer-target-mark-list
3296                          (while nums
3297                            (if (memq (car nums)
3298                                      wl-summary-buffer-target-mark-list)
3299                                (throw 'done (car nums)))
3300                            (setq nums (cdr nums))))))
3301               (setq cur-spec (cdr cur-spec))))
3302         (car nums)))))
3303
3304 (defsubst wl-summary-cursor-move (direction hereto)
3305   (when (and (eq direction 'up)
3306              (eobp))
3307     (forward-line -1)
3308     (setq hereto t))
3309   (let (num)
3310     (when (setq num (wl-summary-next-message (wl-summary-message-number)
3311                                              direction hereto))
3312       (if (numberp num)
3313           (wl-thread-jump-to-msg num))
3314       t)))
3315 ;;
3316 ;; Goto unread or important
3317 ;; returns t if next message exists in this folder.
3318 (defun wl-summary-cursor-down (&optional hereto)
3319   (interactive "P")
3320   (wl-summary-cursor-move 'down hereto))
3321
3322 (defun wl-summary-cursor-up (&optional hereto)
3323   (interactive "P")
3324   (wl-summary-cursor-move 'up hereto))
3325
3326 (defun wl-summary-save-view-cache ()
3327   (save-excursion
3328     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
3329            (cache (expand-file-name wl-summary-cache-file dir))
3330            (view (expand-file-name wl-summary-view-file dir))
3331            (save-view wl-summary-buffer-view)
3332            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
3333            (temp-list (copy-sequence wl-summary-buffer-temp-mark-list))
3334            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
3335            (temp-column wl-summary-buffer-temp-mark-column)
3336            (charset wl-summary-buffer-mime-charset))
3337       (when dir
3338         (if (file-directory-p dir)
3339             (); ok.
3340           (if (file-exists-p dir)
3341               (error "File %s already exists" dir)
3342             (elmo-make-directory dir)))
3343         (if (eq save-view 'thread)
3344             (wl-thread-save-entity dir))
3345         (when wl-summary-check-line-format
3346           (wl-summary-line-format-save))
3347         (unwind-protect
3348             (progn
3349               (when (file-writable-p cache)
3350                 (copy-to-buffer tmp-buffer (point-min) (point-max))
3351                 (with-current-buffer tmp-buffer
3352                   (widen)
3353                   (make-local-variable 'wl-summary-highlight)
3354                   (setq wl-summary-highlight nil
3355                         wl-summary-buffer-target-mark-list mark-list
3356                         wl-summary-buffer-temp-mark-list temp-list
3357                         wl-summary-buffer-temp-mark-column temp-column)
3358                   (wl-summary-delete-all-temp-marks 'no-msg 'force)
3359                   (encode-coding-region
3360                    (point-min) (point-max)
3361                    (or (and wl-on-mule
3362                             ;; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
3363                             (mime-charset-to-coding-system charset 'LF))
3364                        ;; Mule 2 doesn't have `*ctext*unix'.
3365                        (mime-charset-to-coding-system charset)))
3366                   (write-region-as-binary (point-min)(point-max)
3367                                           cache nil 'no-msg)))
3368               (when (file-writable-p view) ; 'thread or 'sequence
3369                 (save-excursion
3370                   (set-buffer tmp-buffer)
3371                   (erase-buffer)
3372                   (prin1 save-view tmp-buffer)
3373                   (princ "\n" tmp-buffer)
3374                   (write-region (point-min) (point-max) view nil 'no-msg))))
3375           ;; kill tmp buffer.
3376           (kill-buffer tmp-buffer))))))
3377
3378 (defsubst wl-summary-get-sync-range (folder)
3379   (intern (or (and
3380                (elmo-folder-plugged-p folder)
3381                (wl-get-assoc-list-value
3382                 wl-folder-sync-range-alist
3383                 (elmo-folder-name-internal folder)
3384                 'function))
3385               wl-default-sync-range)))
3386
3387 ;; redefined for wl-summary-sync-update
3388 (defun wl-summary-input-range (folder)
3389   "returns update or all or rescan."
3390   ;; for the case when parts are expanded in the bottom of the folder
3391   (let ((input-range-list '("no-sync"
3392                             "first:"
3393                             "last:"
3394                             "cache-status"
3395                             "mark"
3396                             "rescan"
3397                             "rescan-noscore"
3398                             "rescan-thread"
3399                             "update"
3400                             "update-entirely"
3401                             "all"
3402                             "all-entirely"))
3403         (default (or (wl-get-assoc-list-value
3404                       wl-folder-sync-range-alist
3405                       folder
3406                       'function)
3407                      wl-default-sync-range))
3408         range)
3409     (setq range
3410           (completing-read (format "Range (%s): " default)
3411                            (mapcar
3412                             (function (lambda (x) (cons x x)))
3413                             input-range-list)))
3414     (if (string= range "")
3415         default
3416       range)))
3417
3418 (defun wl-summary-toggle-disp-folder (&optional arg)
3419   (interactive)
3420   (let ((cur-buf (current-buffer))
3421         (summary-win (get-buffer-window (current-buffer)))
3422         fld-buf fld-win)
3423     (cond
3424      ((eq arg 'on)
3425       (setq wl-summary-buffer-disp-folder t)
3426       ;; hide your folder window
3427       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3428           (if (setq fld-win (get-buffer-window fld-buf))
3429               (delete-window fld-win))))
3430      ((eq arg 'off)
3431       (setq wl-summary-buffer-disp-folder nil)
3432       ;; hide your wl-message window!
3433       (when (buffer-live-p wl-message-buffer)
3434         (wl-message-select-buffer wl-message-buffer)
3435         (delete-window))
3436       (select-window (get-buffer-window cur-buf))
3437       ;; display wl-folder window!!
3438       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3439           (if (setq fld-win (get-buffer-window fld-buf))
3440               ;; folder win is already displayed.
3441               (select-window fld-win)
3442             ;; folder win is not displayed.
3443             (switch-to-buffer fld-buf))
3444         ;; no folder buf
3445         (wl-folder))
3446       ;; temporarily delete summary-win.
3447       (if summary-win
3448           (delete-window summary-win))
3449       (split-window-horizontally wl-folder-window-width)
3450       (other-window 1)
3451       (switch-to-buffer cur-buf))
3452      (t
3453       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3454           (if (setq fld-win (get-buffer-window fld-buf))
3455               (setq wl-summary-buffer-disp-folder nil)
3456             (setq wl-summary-buffer-disp-folder t)))
3457       (if (not wl-summary-buffer-disp-folder)
3458           ;; hide message window
3459           (let ((mes-win (and wl-message-buffer
3460                               (get-buffer-window wl-message-buffer)))
3461                 (wl-stay-folder-window t))
3462             (if mes-win (delete-window mes-win))
3463             ;; hide your folder window
3464             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3465                 (if (setq fld-win (get-buffer-window fld-buf))
3466                     (progn
3467                       (delete-window (get-buffer-window cur-buf))
3468                       (select-window fld-win)
3469                       (switch-to-buffer cur-buf))))
3470             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
3471             ;; resume message window.
3472             (when mes-win
3473               (wl-message-select-buffer wl-message-buffer)
3474               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
3475               (select-window (get-buffer-window cur-buf))))
3476         ;; hide message window
3477         (let ((wl-stay-folder-window t)
3478               (mes-win (and wl-message-buffer
3479                             (get-buffer-window wl-message-buffer))))
3480           (if mes-win (delete-window mes-win))
3481           (select-window (get-buffer-window cur-buf))
3482           ;; display wl-folder window!!
3483           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3484               (if (setq fld-win (get-buffer-window fld-buf))
3485                   ;; folder win is already displayed.
3486                   (select-window fld-win)
3487                 ;; folder win is not displayed...occupy all.
3488                 (switch-to-buffer fld-buf))
3489             ;; no folder buf
3490             (wl-folder))
3491           (split-window-horizontally wl-folder-window-width)
3492           (other-window 1)
3493           (switch-to-buffer cur-buf)
3494           ;; resume message window.
3495           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
3496           (when mes-win
3497             (wl-message-select-buffer wl-message-buffer)
3498             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
3499             (select-window (get-buffer-window cur-buf))))))))
3500   (run-hooks 'wl-summary-toggle-disp-folder-hook))
3501
3502 (defun wl-summary-toggle-disp-msg (&optional arg)
3503   (interactive)
3504   (let ((cur-buf (current-buffer))
3505         fld-buf fld-win
3506         summary-win)
3507     (cond
3508      ((eq arg 'on)
3509       (setq wl-summary-buffer-disp-msg t)
3510       (save-excursion
3511         ;; hide your folder window
3512         (if (and (not wl-stay-folder-window)
3513                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
3514             (if (setq fld-win (get-buffer-window fld-buf))
3515                 (unless (one-window-p fld-win)
3516                   (delete-window fld-win))))))
3517      ((eq arg 'off)
3518       (wl-delete-all-overlays)
3519       (setq wl-summary-buffer-disp-msg nil)
3520       (save-excursion
3521         (when (buffer-live-p wl-message-buffer)
3522           (wl-message-select-buffer wl-message-buffer)
3523           (delete-window)
3524           (and (get-buffer-window cur-buf)
3525                (select-window (get-buffer-window cur-buf))))
3526         (run-hooks 'wl-summary-toggle-disp-off-hook)))
3527      (t
3528       (if (and wl-message-buffer
3529                (get-buffer-window wl-message-buffer)) ; already displayed
3530           (setq wl-summary-buffer-disp-msg nil)
3531         (setq wl-summary-buffer-disp-msg t))
3532       (if wl-summary-buffer-disp-msg
3533           (progn
3534             (wl-summary-redisplay)
3535 ;;; hide your folder window
3536 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
3537 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
3538 ;;;             (delete-window fld-win)))
3539             (run-hooks 'wl-summary-toggle-disp-on-hook))
3540         (wl-delete-all-overlays)
3541         (save-excursion
3542           (wl-message-select-buffer wl-message-buffer)
3543           (delete-window)
3544           (select-window (get-buffer-window cur-buf))
3545           (setq wl-message-buffer nil)
3546           (run-hooks 'wl-summary-toggle-disp-off-hook))
3547 ;;;     (switch-to-buffer cur-buf)
3548         )))
3549     (run-hooks 'wl-summary-buffer-window-scroll-functions)))
3550
3551 (defun wl-summary-next-line-content ()
3552   "Show next line of the message."
3553   (interactive)
3554   (let ((cur-buf (current-buffer)))
3555     (wl-summary-toggle-disp-msg 'on)
3556     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3557       (set-buffer cur-buf)
3558       (wl-message-next-page 1))))
3559
3560 (defun wl-summary-prev-line-content ()
3561   (interactive)
3562   (let ((cur-buf (current-buffer)))
3563     (wl-summary-toggle-disp-msg 'on)
3564     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3565       (set-buffer cur-buf)
3566       (wl-message-prev-page 1))))
3567
3568 (defun wl-summary-next-page ()
3569   (interactive)
3570   (let ((cur-buf (current-buffer)))
3571     (wl-summary-toggle-disp-msg 'on)
3572     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3573       (set-buffer cur-buf)
3574       (wl-message-next-page))))
3575
3576 (defun wl-summary-prev-page ()
3577   (interactive)
3578   (let ((cur-buf (current-buffer)))
3579     (wl-summary-toggle-disp-msg 'on)
3580     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3581       (set-buffer cur-buf)
3582       (wl-message-prev-page))))
3583
3584 (defsubst wl-summary-no-mime-p (folder)
3585   (wl-string-match-member (elmo-folder-name-internal folder)
3586                           wl-summary-no-mime-folder-list))
3587
3588 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
3589   "Set message buffer.
3590 If message is not displayed yet, display it.
3591 Return t if message exists."
3592   (let ((folder wl-summary-buffer-elmo-folder)
3593         (number (wl-summary-message-number))
3594         cur-folder cur-number message-last-pos)
3595     (when (buffer-live-p wl-message-buffer)
3596       (save-window-excursion
3597         (wl-message-select-buffer wl-message-buffer)
3598         (setq cur-folder wl-message-buffer-cur-folder)
3599         (setq cur-number wl-message-buffer-cur-number)))
3600     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
3601              (eq number (or cur-number 0)))
3602         (progn
3603           (set-buffer wl-message-buffer)
3604           t)
3605       (if (wl-summary-no-mime-p folder)
3606           (wl-summary-redisplay-no-mime-internal folder number)
3607         (wl-summary-redisplay-internal folder number))
3608       (when (buffer-live-p wl-message-buffer)
3609         (set-buffer wl-message-buffer))
3610       nil)))
3611
3612 (defun wl-summary-target-mark-forward (&optional arg)
3613   (interactive "P")
3614   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
3615         (summary-buf (current-buffer))
3616         (wl-draft-forward t)
3617         start-point
3618         draft-buf)
3619     (wl-summary-jump-to-msg (car mlist))
3620     (wl-summary-forward t)
3621     (setq start-point (point))
3622     (setq draft-buf (current-buffer))
3623     (setq mlist (cdr mlist))
3624     (save-window-excursion
3625       (when mlist
3626         (while mlist
3627           (set-buffer summary-buf)
3628           (wl-summary-jump-to-msg (car mlist))
3629           (wl-summary-redisplay)
3630           (set-buffer draft-buf)
3631           (goto-char (point-max))
3632           (wl-draft-insert-message)
3633           (setq mlist (cdr mlist)))
3634         (wl-draft-body-goto-top)
3635         (wl-draft-enclose-digest-region (point) (point-max)))
3636       (goto-char start-point)
3637       (save-excursion
3638         (set-buffer summary-buf)
3639         (wl-summary-delete-all-temp-marks)))
3640     (run-hooks 'wl-mail-setup-hook)))
3641
3642 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
3643   (interactive "P")
3644   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
3645         (summary-buf (current-buffer))
3646         change-major-mode-hook
3647         start-point
3648         draft-buf)
3649     (wl-summary-jump-to-msg (car mlist))
3650     (when (wl-summary-reply arg t)
3651       (goto-char (point-max))
3652       (setq start-point (point-marker))
3653       (setq draft-buf (current-buffer))
3654       (save-window-excursion
3655         (while mlist
3656           (set-buffer summary-buf)
3657           (delete-other-windows)
3658           (wl-summary-jump-to-msg (car mlist))
3659           (wl-summary-redisplay)
3660           (set-buffer draft-buf)
3661           (goto-char (point-max))
3662           (wl-draft-yank-original)
3663           (setq mlist (cdr mlist)))
3664         (goto-char start-point)
3665         (save-excursion
3666           (set-buffer summary-buf)
3667           (wl-summary-delete-all-temp-marks)))
3668       (wl-draft-reply-position wl-draft-reply-default-position)
3669       (run-hooks 'wl-mail-setup-hook))))
3670
3671 (defun wl-summary-reply-with-citation (&optional arg)
3672   (interactive "P")
3673   (when (wl-summary-reply arg t)
3674     (goto-char (point-max))
3675     (wl-draft-yank-original)
3676     (wl-draft-reply-position wl-draft-reply-default-position)
3677     (run-hooks 'wl-mail-setup-hook)))
3678
3679 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
3680   (interactive)
3681   (let* ((original (wl-summary-message-number))
3682          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
3683          (entity (elmo-message-entity wl-summary-buffer-elmo-folder msgid))
3684          msg otherfld schar
3685          (errmsg (format "No message with id \"%s\" in the folder." msgid)))
3686     (if (setq msg (elmo-message-entity-number entity))
3687         (progn
3688           (wl-thread-jump-to-msg msg)
3689           t)
3690       ;; for XEmacs!
3691       (if (and elmo-use-database
3692                (setq errmsg
3693                      (format
3694                       "No message with id \"%s\" in the database." msgid))
3695                (setq otherfld (elmo-database-msgid-get msgid)))
3696           (if (cdr (wl-summary-jump-to-msg-internal
3697                     (car otherfld) (nth 1 otherfld) 'no-sync))
3698               t ; succeed.
3699             ;; Back to original.
3700             (wl-summary-jump-to-msg-internal
3701              (wl-summary-buffer-folder-name) original 'no-sync))
3702         (cond ((eq wl-summary-search-via-nntp 'confirm)
3703                (require 'elmo-nntp)
3704                (message "Search message in nntp server \"%s\" <y/n/s(elect)>? "
3705                         elmo-nntp-default-server)
3706                (setq schar (let ((cursor-in-echo-area t)) (read-char)))
3707                (cond ((eq schar ?y)
3708                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
3709                      ((eq schar ?s)
3710                       (wl-summary-jump-to-msg-by-message-id-via-nntp
3711                        msgid
3712                        (read-from-minibuffer "NNTP Server: ")))
3713                      (t
3714                       (message "%s" errmsg)
3715                       nil)))
3716               ((or (eq wl-summary-search-via-nntp 'force)
3717                    (and
3718                     (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
3719                         'nntp)
3720                     wl-summary-search-via-nntp))
3721                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
3722               (t
3723                (message "%s" errmsg)
3724                nil))))))
3725
3726 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
3727   (interactive)
3728   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
3729          newsgroups folder ret
3730          user server port type spec)
3731     (if server-spec
3732         (if (string-match "^-" server-spec)
3733             (setq spec (wl-folder-get-elmo-folder server-spec)
3734                   user (elmo-net-folder-user-internal spec)
3735                   server (elmo-net-folder-server-internal spec)
3736                   port (elmo-net-folder-port-internal spec)
3737                   type (elmo-net-folder-stream-type-internal spec))
3738           (setq server server-spec)))
3739     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
3740                      msgid
3741                      (or server elmo-nntp-default-server)
3742                      (or user elmo-nntp-default-user)
3743                      (or port elmo-nntp-default-port)
3744                      (or type elmo-nntp-default-stream-type)))
3745       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
3746       (setq folder (concat "-" (car newsgroups)
3747                            (elmo-nntp-folder-postfix user server port type)))
3748       (catch 'found
3749         (while newsgroups
3750           (if (wl-folder-entity-exists-p (car newsgroups)
3751                                          wl-folder-newsgroups-hashtb)
3752               (throw 'found
3753                      (setq folder (concat "-" (car newsgroups)
3754                                           (elmo-nntp-folder-postfix
3755                                            user server port type)))))
3756           (setq newsgroups (cdr newsgroups)))))
3757     (if ret
3758         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
3759       (message "No message id \"%s\" in nntp server \"%s\"."
3760                msgid (or server elmo-nntp-default-server))
3761       nil)))
3762
3763 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
3764   (let (wl-auto-select-first entity)
3765     (if (or (string= folder (wl-summary-buffer-folder-name))
3766             (y-or-n-p
3767              (format
3768               "Message was found in the folder \"%s\". Jump to it? "
3769               folder)))
3770         (progn
3771           (unwind-protect
3772               (wl-summary-goto-folder-subr
3773                folder scan-type nil nil t)
3774             (if msgid
3775                 (setq msg
3776                       (elmo-message-entity-number
3777                        (elmo-message-entity
3778                         wl-summary-buffer-elmo-folder
3779                         msgid))))
3780             (setq entity (wl-folder-search-entity-by-name folder
3781                                                           wl-folder-entity
3782                                                           'folder))
3783             (if entity
3784                 (wl-folder-set-current-entity-id
3785                  (wl-folder-get-entity-id entity))))
3786           (if (null msg)
3787               (message "Message was not found currently in this folder.")
3788             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
3789           (cons folder msg)))))
3790
3791 (defun wl-summary-jump-to-parent-message (arg)
3792   (interactive "P")
3793   (let ((cur-buf (current-buffer))
3794         (disp-msg wl-summary-buffer-disp-msg)
3795         (number (wl-summary-message-number))
3796         (regexp "\\(<[^<>]*>\\)[ \t]*$")
3797         (i -1) ;; xxx
3798         msg-id msg-num ref-list ref irt)
3799     (if (null number)
3800         (message "No message.")
3801       (when (eq wl-summary-buffer-view 'thread)
3802         (cond ((and arg (not (numberp arg)))
3803                (setq msg-num
3804                      (wl-thread-entity-get-number
3805                       (wl-thread-entity-get-top-entity
3806                        (wl-thread-get-entity number)))))
3807               ((and arg (numberp arg))
3808                (setq i 0)
3809                (setq msg-num number)
3810                (while (< i arg)
3811                  (setq msg-num
3812                        (wl-thread-entity-get-number
3813                         (wl-thread-entity-get-parent-entity
3814                          (wl-thread-get-entity msg-num))))
3815                  (setq i (1+ i))))
3816               (t (setq msg-num
3817                        (wl-thread-entity-get-number
3818                         (wl-thread-entity-get-parent-entity
3819                          (wl-thread-get-entity number)))))))
3820       (when (null msg-num)
3821         (wl-summary-set-message-buffer-or-redisplay)
3822         (set-buffer (wl-message-get-original-buffer))
3823         (message "Searching parent message...")
3824         (setq ref (std11-field-body "References")
3825               irt (std11-field-body "In-Reply-To"))
3826         (cond
3827          ((and arg (not (numberp arg)) ref (not (string= ref ""))
3828                (string-match regexp ref))
3829           ;; The first message of the thread.
3830           (setq msg-id (wl-match-string 1 ref)))
3831          ;; "In-Reply-To:" has only one msg-id.
3832          ((and (null arg) irt (not (string= irt ""))
3833                (string-match regexp irt))
3834           (setq msg-id (wl-match-string 1 irt)))
3835          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
3836                (string-match regexp ref))
3837           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
3838           (while (string-match regexp ref)
3839             (setq ref-list
3840                   (append (list
3841                            (wl-match-string 1 ref))
3842                           ref-list))
3843             (setq ref (substring ref (match-end 0)))
3844             (setq i (1+ i)))
3845           (setq msg-id
3846                 (if (null arg) (nth 0 ref-list) ;; previous
3847                   (if (<= arg i) (nth (1- arg) ref-list)
3848                     (nth i ref-list))))))
3849         (set-buffer cur-buf)
3850         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
3851       (cond ((and (null msg-id) (null msg-num))
3852              (message "No parent message!")
3853              nil)
3854             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
3855              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
3856              (message "Searching parent message...done")
3857              t)
3858             ((and msg-num (wl-summary-jump-to-msg msg-num))
3859              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
3860              (message "Searching parent message...done")
3861              t)
3862             (t ; failed.
3863              (message "Parent message was not found.")
3864              nil)))))
3865
3866 (defun wl-summary-reply (&optional arg without-setup-hook)
3867   "Reply to current message. Default is \"wide\" reply.
3868 Reply to author if invoked with ARG."
3869   (interactive "P")
3870   (let ((folder wl-summary-buffer-elmo-folder)
3871         (number (wl-summary-message-number))
3872         (summary-buf (current-buffer))
3873         (winconf (current-window-configuration))
3874         mes-buf)
3875     (when number
3876       (save-excursion
3877         (wl-summary-redisplay-internal folder number))
3878       (setq mes-buf wl-message-buffer)
3879       (wl-message-select-buffer wl-message-buffer)
3880       (set-buffer mes-buf)
3881       (goto-char (point-min))
3882       (condition-case err
3883           (when (setq mes-buf (wl-message-get-original-buffer))
3884             (wl-draft-reply mes-buf arg summary-buf number)
3885             (wl-draft-reply-position wl-draft-reply-default-position)
3886             (unless without-setup-hook
3887               (run-hooks 'wl-mail-setup-hook)))
3888         (error (set-window-configuration winconf)
3889                (signal (car err)(cdr err))))
3890       (with-current-buffer summary-buf
3891         (elmo-folder-flag-as-answered folder (list number))
3892         (wl-summary-update-persistent-mark))
3893       t)))
3894
3895 (defun wl-summary-write ()
3896   "Write a new draft from Summary."
3897   (interactive)
3898   (wl-draft (list (cons 'To ""))
3899             nil nil nil nil (wl-summary-buffer-folder-name))
3900   (run-hooks 'wl-mail-setup-hook)
3901   (mail-position-on-field "To"))
3902
3903 (defvar wl-summary-write-current-folder-functions
3904   '(wl-folder-get-newsgroups
3905     wl-folder-guess-mailing-list-by-refile-rule
3906     wl-folder-guess-mailing-list-by-folder-name)
3907   "Newsgroups or Mailing List address guess functions list.
3908 Call from `wl-summary-write-current-folder'.
3909 When guess function return nil, challenge next guess-function.")
3910
3911 (defun wl-summary-write-current-folder (&optional folder)
3912   "Write message to current FOLDER's newsgroup or mailing-list.
3913 Use function list is `wl-summary-write-current-folder-functions'."
3914   (interactive)
3915   ;; default FOLDER is current buffer folder
3916   (setq folder (or folder (wl-summary-buffer-folder-name)))
3917   (let ((func-list wl-summary-write-current-folder-functions)
3918         guess-list guess-func)
3919     (while func-list
3920       (setq guess-list (funcall (car func-list) folder))
3921       (if (null guess-list)
3922           (setq func-list (cdr func-list))
3923         (setq guess-func (car func-list))
3924         (setq func-list nil)))
3925     (if (null guess-func)
3926         (wl-summary-write)
3927       (unless (or (stringp (nth 0 guess-list))
3928                   (stringp (nth 1 guess-list))
3929                   (stringp (nth 2 guess-list)))
3930         (error "Invalid value return guess function `%s'"
3931                (symbol-name guess-func)))
3932       (wl-draft (list (cons 'To (nth 0 guess-list))
3933                       (cons 'Cc (nth 1 guess-list))
3934                       (cons 'Newsgroups (nth 2 guess-list)))
3935                 nil nil nil nil folder)
3936       (run-hooks 'wl-mail-setup-hook)
3937       (mail-position-on-field "Subject"))))
3938
3939 (defun wl-summary-forward (&optional without-setup-hook)
3940   ""
3941   (interactive)
3942   (let ((folder wl-summary-buffer-elmo-folder)
3943         (number (wl-summary-message-number))
3944         (summary-buf (current-buffer))
3945         (wl-draft-forward t)
3946         mes-buf
3947         entity subject num)
3948     (if (null number)
3949         (message "No message.")
3950       (if (and (elmo-message-use-cache-p folder number)
3951                (eq (elmo-file-cache-status
3952                     (elmo-file-cache-get
3953                      (elmo-message-field folder number 'message-id)))
3954                    'section))
3955           ;; Reload.
3956           (wl-summary-redisplay-internal nil nil 'force-reload)
3957         (wl-summary-redisplay-internal folder number))
3958       (setq mes-buf wl-message-buffer)
3959       (wl-message-select-buffer mes-buf)
3960       ;; get original subject.
3961       (if summary-buf
3962           (save-excursion
3963             (set-buffer summary-buf)
3964             (setq subject
3965                   (or (elmo-message-entity-field
3966                        (elmo-message-entity folder number) 'subject 'decode)
3967                       ""))))
3968       (set-buffer mes-buf)
3969       (wl-draft-forward subject summary-buf)
3970       (unless without-setup-hook
3971         (run-hooks 'wl-mail-setup-hook)))))
3972
3973 (defun wl-summary-click (e)
3974   (interactive "e")
3975   (mouse-set-point e)
3976   (wl-summary-read))
3977
3978 (defun wl-summary-read ()
3979   "Proceed reading message in the summary buffer."
3980   (interactive)
3981   (let ((cur-buf (current-buffer)))
3982     (wl-summary-toggle-disp-msg 'on)
3983     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3984       (set-buffer cur-buf)
3985       (if (wl-message-next-page)
3986           (wl-summary-down t)))))
3987
3988 (defsubst wl-summary-cursor-move-surface (downward interactive)
3989   (if wl-summary-move-direction-toggle
3990       (setq wl-summary-move-direction-downward downward))
3991   (let ((start (point))
3992         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
3993         (skip t)
3994         (column (current-column))
3995         goto-next next-entity finfo)
3996     (beginning-of-line)
3997     (while (and skip
3998                 (not (if downward (eobp) (bobp))))
3999       (if downward
4000           (forward-line 1)
4001         (forward-line -1))
4002       (setq skip (or (string-match skip-tmark-regexp
4003                                    (wl-summary-temp-mark))
4004                      (not (elmo-message-accessible-p
4005                            wl-summary-buffer-elmo-folder
4006                            (wl-summary-message-number))))))
4007     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
4008     (if (or (eobp) (and (bobp) skip))
4009         (goto-char start))
4010     (move-to-column column)
4011
4012     (if (not goto-next)
4013         (if wl-summary-buffer-disp-msg
4014             (wl-summary-redisplay))
4015       (if interactive
4016           (cond
4017            ((and (not downward) wl-summary-buffer-prev-folder-function)
4018             (funcall wl-summary-buffer-prev-folder-function))
4019            ((and downward wl-summary-buffer-next-folder-function)
4020             (funcall wl-summary-buffer-next-folder-function))
4021            (t
4022             (when wl-auto-select-next
4023               (setq next-entity
4024                     (if downward
4025                         (wl-summary-get-next-folder)
4026                       (wl-summary-get-prev-folder)))
4027               (if next-entity
4028                   (setq finfo (wl-folder-get-entity-info next-entity))))
4029             (wl-ask-folder
4030              '(lambda () (wl-summary-next-folder-or-exit next-entity))
4031              (format
4032               "No more messages. Type SPC to go to %s."
4033               (wl-summary-entity-info-msg next-entity finfo)))))))))
4034
4035 (defun wl-summary-prev (&optional interactive)
4036   (interactive)
4037   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
4038
4039 (defun wl-summary-next (&optional interactive)
4040   (interactive)
4041   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
4042
4043 (defun wl-summary-up (&optional interactive skip-no-unread)
4044   ""
4045   (interactive)
4046   (if wl-summary-move-direction-toggle
4047       (setq wl-summary-move-direction-downward nil))
4048   (if (wl-summary-cursor-up)
4049       (if wl-summary-buffer-disp-msg
4050           (wl-summary-redisplay))
4051     (if (or interactive
4052             (interactive-p))
4053         (if wl-summary-buffer-prev-folder-function
4054             (funcall wl-summary-buffer-prev-folder-function)
4055           (let (next-entity finfo)
4056             (when wl-auto-select-next
4057               (progn
4058                 (setq next-entity (wl-summary-get-prev-unread-folder))
4059                 (if next-entity
4060                     (setq finfo (wl-folder-get-entity-info next-entity)))))
4061             (if (and skip-no-unread
4062                      (eq wl-auto-select-next 'skip-no-unread))
4063                 (wl-summary-next-folder-or-exit next-entity t)
4064               (wl-ask-folder
4065                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
4066                (format
4067                 "No more unread messages. Type SPC to go to %s."
4068                 (wl-summary-entity-info-msg next-entity finfo)))))))))
4069
4070 (defun wl-summary-get-prev-folder ()
4071   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4072         last-entity cur-id)
4073     (when folder-buf
4074       (setq cur-id (save-excursion (set-buffer folder-buf)
4075                                    wl-folder-buffer-cur-entity-id))
4076       (wl-folder-get-prev-folder cur-id))))
4077
4078 (defun wl-summary-get-next-folder ()
4079   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4080         cur-id)
4081     (when folder-buf
4082       (setq cur-id (save-excursion (set-buffer folder-buf)
4083                                    wl-folder-buffer-cur-entity-id))
4084       (wl-folder-get-next-folder cur-id))))
4085
4086 (defun wl-summary-get-next-unread-folder ()
4087   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4088         cur-id)
4089     (when folder-buf
4090       (setq cur-id (save-excursion (set-buffer folder-buf)
4091                                    wl-folder-buffer-cur-entity-id))
4092       (wl-folder-get-next-folder cur-id 'unread))))
4093
4094 (defun wl-summary-get-prev-unread-folder ()
4095   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4096         cur-id)
4097     (when folder-buf
4098       (setq cur-id (save-excursion (set-buffer folder-buf)
4099                                    wl-folder-buffer-cur-entity-id))
4100       (wl-folder-get-prev-folder cur-id 'unread))))
4101
4102 (defun wl-summary-down (&optional interactive skip-no-unread)
4103   (interactive)
4104   (if wl-summary-move-direction-toggle
4105       (setq wl-summary-move-direction-downward t))
4106   (if (wl-summary-cursor-down)
4107       (if wl-summary-buffer-disp-msg
4108           (wl-summary-redisplay))
4109     (if (or interactive
4110             (interactive-p))
4111         (if wl-summary-buffer-next-folder-function
4112             (funcall wl-summary-buffer-next-folder-function)
4113           (let (next-entity finfo)
4114             (when wl-auto-select-next
4115               (setq next-entity (wl-summary-get-next-unread-folder)))
4116             (if next-entity
4117                 (setq finfo (wl-folder-get-entity-info next-entity)))
4118             (if (and skip-no-unread
4119                      (eq wl-auto-select-next 'skip-no-unread))
4120                 (wl-summary-next-folder-or-exit next-entity)
4121               (wl-ask-folder
4122                '(lambda () (wl-summary-next-folder-or-exit next-entity))
4123                (format
4124                 "No more unread messages. Type SPC to go to %s."
4125                 (wl-summary-entity-info-msg next-entity finfo)))))))))
4126
4127 (defun wl-summary-goto-last-displayed-msg ()
4128   (interactive)
4129   (unless wl-summary-buffer-last-displayed-msg
4130     (setq wl-summary-buffer-last-displayed-msg
4131           wl-summary-buffer-current-msg))
4132   (if wl-summary-buffer-last-displayed-msg
4133       (progn
4134         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
4135         (if wl-summary-buffer-disp-msg
4136             (wl-summary-redisplay)))
4137     (message "No last message.")))
4138
4139 (defun wl-summary-redisplay (&optional arg)
4140   (interactive "P")
4141   (if (and (not arg)
4142            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
4143       (wl-summary-redisplay-no-mime)
4144     (wl-summary-redisplay-internal nil nil arg)))
4145
4146 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
4147   (interactive)
4148   (let* ((folder (or folder wl-summary-buffer-elmo-folder))
4149          (num (or number (wl-summary-message-number)))
4150          (wl-mime-charset      wl-summary-buffer-mime-charset)
4151          (default-mime-charset wl-summary-buffer-mime-charset)
4152          no-folder-mark fld-buf fld-win thr-entity)
4153     (if (and wl-thread-open-reading-thread
4154              (eq wl-summary-buffer-view 'thread)
4155              (not (wl-thread-entity-get-opened
4156                    (setq thr-entity (wl-thread-get-entity
4157                                      num))))
4158              (wl-thread-entity-get-children thr-entity))
4159         (wl-thread-force-open))
4160     (if num
4161         (progn
4162           (setq wl-summary-buffer-disp-msg t)
4163           (setq wl-summary-buffer-last-displayed-msg
4164                 wl-summary-buffer-current-msg)
4165           ;; hide folder window
4166           (if (and (not wl-stay-folder-window)
4167                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
4168               (if (setq fld-win (get-buffer-window fld-buf))
4169                   (delete-window fld-win)))
4170           (setq wl-current-summary-buffer (current-buffer))
4171           (setq no-folder-mark
4172                 ;; If cache is used, change folder-mark.
4173                 (if (wl-message-redisplay folder num
4174                                           'mime
4175                                           (or
4176                                            force-reload
4177                                            (string= (elmo-folder-name-internal
4178                                                      folder)
4179                                                     wl-draft-folder)))
4180                     nil
4181                   ;; plugged, then leave folder-mark.
4182                   (if (and (not (elmo-folder-local-p
4183                                  wl-summary-buffer-elmo-folder))
4184                            (elmo-folder-plugged-p
4185                             wl-summary-buffer-elmo-folder))
4186                       'leave)))
4187           (when (elmo-message-use-cache-p folder num)
4188             (elmo-message-set-cached folder num t))
4189           (ignore-errors
4190             (if (elmo-message-flagged-p wl-summary-buffer-elmo-folder
4191                                         num
4192                                         'unread)
4193                 (wl-summary-mark-as-read num no-folder-mark)
4194               (wl-summary-update-persistent-mark)))
4195           (setq wl-summary-buffer-current-msg num)
4196           (when wl-summary-recenter
4197             (recenter (/ (- (window-height) 2) 2))
4198             (if (not wl-summary-indent-length-limit)
4199                 (wl-horizontal-recenter)))
4200           (wl-highlight-summary-displaying)
4201           (wl-message-buffer-prefetch-next folder num
4202                                            wl-message-buffer-prefetch-depth
4203                                            (current-buffer)
4204                                            wl-summary-buffer-mime-charset)
4205           (run-hooks 'wl-summary-redisplay-hook))
4206       (message "No message to display."))))
4207
4208 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
4209   "Display message without MIME decoding.
4210 If ASK-CODING is non-nil, coding-system for the message is asked."
4211   (interactive "P")
4212   (let ((elmo-mime-display-as-is-coding-system
4213          (if ask-coding
4214              (or (read-coding-system "Coding system: ")
4215                  elmo-mime-display-as-is-coding-system)
4216            elmo-mime-display-as-is-coding-system)))
4217     (wl-summary-redisplay-no-mime-internal)))
4218
4219 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
4220   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
4221          (num (or number (wl-summary-message-number)))
4222          wl-break-pages)
4223     (if num
4224         (progn
4225           (setq wl-summary-buffer-disp-msg t)
4226           (setq wl-summary-buffer-last-displayed-msg
4227                 wl-summary-buffer-current-msg)
4228           (setq wl-current-summary-buffer (current-buffer))
4229           (wl-message-redisplay fld num 'as-is
4230                                 (string= (elmo-folder-name-internal fld)
4231                                          wl-draft-folder))
4232           (ignore-errors
4233             (if (elmo-message-flagged-p fld num 'unread)
4234                 (wl-summary-mark-as-read num); no-folder-mark)
4235               (wl-summary-update-persistent-mark)))
4236           (setq wl-summary-buffer-current-msg num)
4237           (when wl-summary-recenter
4238             (recenter (/ (- (window-height) 2) 2))
4239             (if (not wl-summary-indent-length-limit)
4240                 (wl-horizontal-recenter)))
4241           (wl-highlight-summary-displaying)
4242           (run-hooks 'wl-summary-redisplay-hook))
4243       (message "No message to display.")
4244       (wl-ask-folder 'wl-summary-exit
4245                      "No more messages. Type SPC to go to folder mode."))))
4246
4247 (defun wl-summary-redisplay-all-header (&optional folder number)
4248   (interactive)
4249   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
4250          (num (or number (wl-summary-message-number)))
4251          (wl-mime-charset      wl-summary-buffer-mime-charset)
4252          (default-mime-charset wl-summary-buffer-mime-charset))
4253     (if num
4254         (progn
4255           (setq wl-summary-buffer-disp-msg t)
4256           (setq wl-summary-buffer-last-displayed-msg
4257                 wl-summary-buffer-current-msg)
4258           (setq wl-current-summary-buffer (current-buffer))
4259           (if (wl-message-redisplay fld num 'all-header
4260                                     (string= (elmo-folder-name-internal fld)
4261                                              wl-draft-folder))
4262               (wl-summary-mark-as-read num))
4263           (setq wl-summary-buffer-current-msg num)
4264           (when wl-summary-recenter
4265             (recenter (/ (- (window-height) 2) 2))
4266             (if (not wl-summary-indent-length-limit)
4267                 (wl-horizontal-recenter)))
4268           (wl-highlight-summary-displaying)
4269           (run-hooks 'wl-summary-redisplay-hook))
4270       (message "No message to display."))))
4271
4272 (defun wl-summary-jump-to-current-message ()
4273   "Jump into Message buffer."
4274   (interactive)
4275   (let (message-buf message-win)
4276     (if (setq message-buf wl-message-buffer)
4277         (if (setq message-win (get-buffer-window message-buf))
4278             (select-window message-win)
4279           (wl-message-select-buffer wl-message-buffer))
4280       (wl-summary-redisplay)
4281       (wl-message-select-buffer wl-message-buffer))))
4282
4283 (defun wl-summary-cancel-message ()
4284   "Cancel an article on news."
4285   (interactive)
4286   (if (null (wl-summary-message-number))
4287       (message "No message.")
4288     (let ((summary-buf (current-buffer))
4289           message-buf)
4290       (wl-summary-set-message-buffer-or-redisplay)
4291       (if (setq message-buf (wl-message-get-original-buffer))
4292           (set-buffer message-buf))
4293       (unless (wl-message-news-p)
4294         (set-buffer summary-buf)
4295         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4296                      'nntp)
4297                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
4298             (progn
4299               (wl-summary-redisplay t)
4300               (wl-summary-supersedes-message))
4301           (error "This is not a news article; supersedes is impossible")))
4302       (when (yes-or-no-p "Do you really want to cancel this article? ")
4303         (let (from newsgroups message-id distribution buf)
4304           (save-excursion
4305             (setq from (std11-field-body "from")
4306                   newsgroups (std11-field-body "newsgroups")
4307                   message-id (std11-field-body "message-id")
4308                   distribution (std11-field-body "distribution"))
4309             ;; Make sure that this article was written by the user.
4310             (unless (wl-address-user-mail-address-p
4311                      (wl-address-header-extract-address
4312                       (car (wl-parse-addresses from))))
4313               (error "This article is not yours"))
4314             ;; Make control message.
4315             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
4316             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
4317             (buffer-disable-undo (current-buffer))
4318             (erase-buffer)
4319             (insert "Newsgroups: " newsgroups "\n"
4320                     "From: " (wl-address-header-extract-address
4321                               wl-from) "\n"
4322                               "Subject: cmsg cancel " message-id "\n"
4323                               "Control: cancel " message-id "\n"
4324                               (if distribution
4325                                   (concat "Distribution: " distribution "\n")
4326                                 "")
4327                               mail-header-separator "\n"
4328                               wl-summary-cancel-message)
4329             (message "Canceling your message...")
4330             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
4331             (message "Canceling your message...done")))))))
4332
4333 (defun wl-summary-supersedes-message ()
4334   "Supersede current message."
4335   (interactive)
4336   (wl-summary-toggle-disp-msg 'off)
4337   (let ((summary-buf (current-buffer))
4338         message-buf from)
4339     (wl-summary-set-message-buffer-or-redisplay)
4340     (if (setq message-buf (wl-message-get-original-buffer))
4341         (set-buffer message-buf))
4342     (unless (wl-message-news-p)
4343       (set-buffer summary-buf)
4344       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4345                    'nntp)
4346                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
4347           (progn
4348             (wl-summary-redisplay t)
4349             (wl-summary-supersedes-message))
4350         (error "This is not a news article; supersedes is impossible")))
4351     (save-excursion
4352       (setq from (std11-field-body "from"))
4353       ;; Make sure that this article was written by the user.
4354       (unless (wl-address-user-mail-address-p
4355                (wl-address-header-extract-address
4356                 (car (wl-parse-addresses from))))
4357         (error "This article is not yours"))
4358       (let* ((message-id (std11-field-body "message-id"))
4359              (followup-to (std11-field-body "followup-to"))
4360              (mail-default-headers
4361               (concat mail-default-headers
4362                       "Supersedes: " message-id "\n"
4363                       (and followup-to
4364                            (concat "Followup-To: " followup-to "\n")))))
4365         (if message-buf (set-buffer message-buf))
4366         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
4367
4368 (defun wl-summary-save (&optional arg wl-save-dir)
4369   "Save current message to disk."
4370   (interactive)
4371   (let ((filename)
4372         (num (wl-summary-message-number)))
4373     (if (null wl-save-dir)
4374         (setq wl-save-dir wl-temporary-file-directory))
4375     (if num
4376         (save-excursion
4377           (setq filename (expand-file-name
4378                           (int-to-string num)
4379                           wl-save-dir))
4380           (if (null (and arg
4381                          (null (file-exists-p filename))))
4382               (setq filename
4383                     (read-file-name "Save to file: " filename)))
4384
4385           (wl-summary-set-message-buffer-or-redisplay)
4386           (set-buffer (wl-message-get-original-buffer))
4387           (if (and (null arg) (file-exists-p filename))
4388               (if (y-or-n-p "File already exists.  override it? ")
4389                   (write-region (point-min) (point-max) filename))
4390             (write-region (point-min) (point-max) filename)))
4391       (message "No message to save."))
4392     num))
4393
4394 (defun wl-summary-save-region (beg end)
4395   (interactive "r")
4396   (save-excursion
4397     (save-restriction
4398       (wl-summary-narrow-to-region beg end)
4399       (goto-char (point-min))
4400       (let ((wl-save-dir
4401              (wl-read-directory-name "Save to directory: "
4402                                      wl-temporary-file-directory)))
4403         (if (null (file-exists-p wl-save-dir))
4404             (make-directory wl-save-dir))
4405         (if (eq wl-summary-buffer-view 'thread)
4406             (progn
4407               (while (not (eobp))
4408                 (let* ((number (wl-summary-message-number))
4409                        (entity (wl-thread-get-entity number)))
4410                   (if (wl-thread-entity-get-opened entity)
4411                       (wl-summary-save t wl-save-dir)
4412                     ;; closed
4413                     (wl-summary-save t wl-save-dir))
4414                   (forward-line 1))))
4415           (while (not (eobp))
4416             (wl-summary-save t wl-save-dir)
4417             (forward-line 1)))))))
4418
4419 ;; mew-summary-pipe-message()
4420 (defun wl-summary-pipe-message (prefix command)
4421   "Send this message via pipe."
4422   (interactive (list current-prefix-arg nil))
4423   (if (null (wl-summary-message-number))
4424       (message "No message.")
4425     (setq command (read-string "Shell command on message: "
4426                                wl-summary-shell-command-last))
4427     (if (y-or-n-p "Send this message to pipe? ")
4428         (wl-summary-pipe-message-subr prefix command))))
4429
4430 (defun wl-summary-target-mark-pipe (prefix command)
4431   "Send each marked messages via pipe."
4432   (interactive (list current-prefix-arg nil))
4433   (if (null wl-summary-buffer-target-mark-list)
4434       (message "No marked message.")
4435     (setq command (read-string "Shell command on each marked message: "
4436                                wl-summary-shell-command-last))
4437     (when (y-or-n-p "Send each marked message to pipe? ")
4438       (while (car wl-summary-buffer-target-mark-list)
4439         (let ((num (car wl-summary-buffer-target-mark-list)))
4440           (wl-thread-jump-to-msg num)
4441           (wl-summary-pipe-message-subr prefix command)
4442           (wl-summary-unmark))))))
4443
4444 (defun wl-summary-pipe-message-subr (prefix command)
4445   (save-excursion
4446     (wl-summary-set-message-buffer-or-redisplay)
4447     (set-buffer (wl-message-get-original-buffer))
4448     (if (string= command "")
4449         (setq command wl-summary-shell-command-last))
4450     (goto-char (point-min)) ; perhaps this line won't be necessary
4451     (if prefix
4452         (search-forward "\n\n"))
4453     (shell-command-on-region (point) (point-max) command nil)
4454     (setq wl-summary-shell-command-last command)))
4455
4456 (defun wl-summary-print-message (&optional arg)
4457   (interactive "P")
4458   (if (null (wl-summary-message-number))
4459       (message "No message.")
4460     (save-excursion
4461       (wl-summary-set-message-buffer-or-redisplay)
4462       (if (or (not (interactive-p))
4463               (y-or-n-p "Print ok? "))
4464           (progn
4465             (let ((buffer (generate-new-buffer " *print*")))
4466               (copy-to-buffer buffer (point-min) (point-max))
4467               (set-buffer buffer)
4468               (funcall wl-print-buffer-function)
4469               (kill-buffer buffer)))
4470         (message "")))))
4471
4472 (defun wl-summary-print-message-with-ps-print (&optional filename)
4473   "Print message via ps-print."
4474   (interactive)
4475   (if (null (wl-summary-message-number))
4476       (message "No message.")
4477     (setq filename (ps-print-preprint current-prefix-arg))
4478     (if (or (not (interactive-p))
4479             (y-or-n-p "Print ok? "))
4480         (let ((summary-buffer (current-buffer))
4481               wl-break-pages)
4482           (save-excursion
4483             (wl-summary-set-message-buffer-or-redisplay)
4484             ;; (wl-summary-redisplay-internal)
4485             (let* ((buffer (generate-new-buffer " *print*"))
4486                    (entity (progn
4487                              (set-buffer summary-buffer)
4488                              (elmo-message-entity
4489                               wl-summary-buffer-elmo-folder
4490                               (wl-summary-message-number))))
4491                    (wl-ps-subject
4492                     (and entity
4493                          (or (elmo-message-entity-field entity 'subject t)
4494                              "")))
4495                    (wl-ps-from
4496                     (and entity
4497                          (or (elmo-message-entity-field entity 'from t) "")))
4498                    (wl-ps-date
4499                     (and entity
4500                          (or (elmo-message-entity-field entity 'date) ""))))
4501               (run-hooks 'wl-ps-preprint-hook)
4502               (set-buffer wl-message-buffer)
4503               (copy-to-buffer buffer (point-min) (point-max))
4504               (set-buffer buffer)
4505               (unwind-protect
4506                   (let ((ps-left-header
4507                          (list (concat "(" wl-ps-subject ")")
4508                                (concat "(" wl-ps-from ")")))
4509                         (ps-right-header
4510                          (list "/pagenumberstring load"
4511                                (concat "(" wl-ps-date ")"))))
4512                     (run-hooks 'wl-ps-print-hook)
4513                     (funcall wl-ps-print-buffer-function filename))
4514                 (kill-buffer buffer)))))
4515       (message ""))))
4516
4517 (if (featurep 'ps-print) ; ps-print is available.
4518     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
4519
4520 (defun wl-summary-target-mark-print ()
4521   (interactive)
4522   (if (null wl-summary-buffer-target-mark-list)
4523       (message "No marked message.")
4524     (when (y-or-n-p "Print all marked messages. OK? ")
4525       (while (car wl-summary-buffer-target-mark-list)
4526         (let ((num (car wl-summary-buffer-target-mark-list)))
4527           (wl-thread-jump-to-msg num)
4528           (wl-summary-print-message)
4529           (wl-summary-unmark))))))
4530
4531 (defun wl-summary-folder-info-update ()
4532   (wl-folder-set-folder-updated
4533    (elmo-string (wl-summary-buffer-folder-name))
4534    (list 0
4535          (+ wl-summary-buffer-unread-count
4536             wl-summary-buffer-new-count)
4537          (elmo-folder-length
4538           wl-summary-buffer-elmo-folder))))
4539
4540 (defun wl-summary-get-original-buffer ()
4541   "Get original buffer for the current summary."
4542   (save-excursion
4543     (wl-summary-set-message-buffer-or-redisplay)
4544     (wl-message-get-original-buffer)))
4545
4546 (defun wl-summary-pack-number (&optional arg)
4547   (interactive "P")
4548   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
4549   (let (wl-use-scoring)
4550     (wl-summary-rescan)))
4551
4552 (defun wl-summary-target-mark-uudecode ()
4553   (interactive)
4554   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
4555         (summary-buf (current-buffer))
4556         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
4557         orig-buf i k filename rc errmsg)
4558     (setq i 1)
4559     (setq k (length mlist))
4560     (set-buffer tmp-buf)
4561     (erase-buffer)
4562     (save-window-excursion
4563       (while mlist
4564         (set-buffer summary-buf)
4565         (wl-summary-jump-to-msg (car mlist))
4566         (wl-summary-redisplay)
4567         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
4568         (goto-char (point-min))
4569         (cond ((= i 1) ; first
4570                (if (setq filename (wl-message-uu-substring
4571                                    orig-buf tmp-buf t
4572                                    (= i k)))
4573                    nil
4574                  (error "Can't find begin line")))
4575               ((< i k)
4576                (wl-message-uu-substring orig-buf tmp-buf))
4577               (t ; last
4578                (wl-message-uu-substring orig-buf tmp-buf nil t)))
4579         (setq i (1+ i))
4580         (setq mlist (cdr mlist)))
4581       (set-buffer tmp-buf)
4582       (message "Exec %s..." wl-prog-uudecode)
4583       (unwind-protect
4584           (let ((decode-dir wl-temporary-file-directory))
4585             (if (not wl-prog-uudecode-no-stdout-option)
4586                 (setq filename (read-file-name "Save to file: "
4587                                                (expand-file-name
4588                                                 (elmo-safe-filename filename)
4589                                                 wl-temporary-file-directory)))
4590               (setq decode-dir
4591                     (wl-read-directory-name "Save to directory: "
4592                                             wl-temporary-file-directory))
4593               (setq filename (expand-file-name filename decode-dir)))
4594             (if (file-exists-p filename)
4595                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
4596                                          filename))
4597                     (error "")))
4598             (elmo-bind-directory
4599              decode-dir
4600              (setq rc
4601                    (as-binary-process
4602                     (apply 'call-process-region (point-min) (point-max)
4603                            wl-prog-uudecode t (current-buffer) nil
4604                            wl-prog-uudecode-arg))))
4605             (when (not (= 0 rc))
4606               (setq errmsg (buffer-substring (point-min)(point-max)))
4607               (error "Uudecode error: %s" errmsg))
4608             (if (not wl-prog-uudecode-no-stdout-option)
4609                 (let (file-name-handler-alist) ;; void jka-compr
4610                   (as-binary-output-file
4611                    (write-region (point-min) (point-max)
4612                                  filename nil 'no-msg))))
4613             (save-excursion
4614               (set-buffer summary-buf)
4615               (wl-summary-delete-all-temp-marks))
4616             (if (file-exists-p filename)
4617                 (message "Saved as %s" filename)))
4618         (kill-buffer tmp-buf)))))
4619
4620 ;; Someday
4621 ;; (defun wl-summary-drop-unsync ()
4622 ;;   "Drop all unsync messages."
4623 ;;   (interactive)
4624 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
4625 ;;       (error "You cannot drop unsync messages in this folder"))
4626 ;;   (if (or (not (interactive-p))
4627 ;;        (y-or-n-p "Drop all unsync messages? "))
4628 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
4629 ;;                         (wl-summary-buffer-folder-name)))
4630 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
4631 ;;           (sum 0)
4632 ;;           (multi-num 0)
4633 ;;           pair)
4634 ;;      (message "Dropping...")
4635 ;;      (while folder-list
4636 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
4637 ;;        (when is-multi ;; dirty hack...
4638 ;;          (incf multi-num)
4639 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
4640 ;;                          (car pair))))
4641 ;;        (elmo-msgdb-set-number-alist
4642 ;;         (wl-summary-buffer-msgdb)
4643 ;;         (nconc
4644 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
4645 ;;          (list (cons (car pair) nil))))
4646 ;;        (setq sum (+ sum (cdr pair)))
4647 ;;        (setq folder-list (cdr folder-list)))
4648 ;;      (wl-summary-set-message-modified)
4649 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
4650 ;;                                    (list 0
4651 ;;                                          (+ wl-summary-buffer-unread-count
4652 ;;                                             wl-summary-buffer-new-count)
4653 ;;                                          sum))
4654 ;;      (message "Dropping...done"))))
4655
4656 (defun wl-summary-default-get-next-msg (msg)
4657   (or (wl-summary-next-message msg
4658                                (if wl-summary-move-direction-downward 'down
4659                                  'up)
4660                                nil)
4661       (cadr (memq msg (if wl-summary-move-direction-downward
4662                           wl-summary-buffer-number-list
4663                         (reverse wl-summary-buffer-number-list))))))
4664
4665 (defun wl-summary-save-current-message ()
4666   "Save current message for `wl-summary-yank-saved-message'."
4667   (interactive)
4668   (let ((number (wl-summary-message-number)))
4669     (setq wl-summary-buffer-saved-message number)
4670     (and number (message "No: %s is saved." number))))
4671
4672 (defun wl-summary-yank-saved-message ()
4673   "Set current message as a parent of the saved message."
4674   (interactive)
4675   (if wl-summary-buffer-saved-message
4676       (let ((number (wl-summary-message-number)))
4677         (if (eq wl-summary-buffer-saved-message number)
4678             (message "Cannot set itself as a parent.")
4679           (save-excursion
4680             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
4681             (wl-thread-set-parent number)
4682             (wl-summary-set-thread-modified))
4683           (setq  wl-summary-buffer-saved-message nil)))
4684     (message "There's no saved message.")))
4685
4686 (defun wl-summary-toggle-header-narrowing ()
4687   "Toggle message header narrowing."
4688   (interactive)
4689   (when wl-message-use-header-narrowing
4690     (save-selected-window
4691       (let* ((mbuf wl-message-buffer)
4692              (mwin (when mbuf (get-buffer-window mbuf)))
4693              (wpos (when mwin (window-start mwin))))
4694         (when mbuf
4695           (set-buffer mbuf)
4696           (wl-message-header-narrowing-toggle)
4697           (and wpos (set-window-start mwin wpos)))))))
4698
4699 (autoload 'elmo-folder-list-global-flag-messages "elmo-flag")
4700
4701 (require 'product)
4702 (product-provide (provide 'wl-summary) (require 'wl-version))
4703
4704 ;;; wl-summary.el ends here