wl/wl-expire.el

   1 ;;; wl-expire.el --- Message expire modules for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   4 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   5
   6 ;; Author: Masahiro MURATA <muse@ba2.so-net.ne.jp>
   7 ;; Keywords: mail, net news
   8
   9 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  10
  11 ;; This program is free software; you can redistribute it and/or modify
  12 ;; it under the terms of the GNU General Public License as published by
  13 ;; the Free Software Foundation; either version 2, or (at your option)
  14 ;; any later version.
  15 ;;
  16 ;; This program is distributed in the hope that it will be useful,
  17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 ;; GNU General Public License for more details.
  20 ;;
  21 ;; You should have received a copy of the GNU General Public License
  22 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  24 ;; Boston, MA 02111-1307, USA.
  25 ;;
  26
  27 ;;; Commentary:
  28 ;;
  29
  30 (require 'wl-summary)
  31 (require 'wl-thread)
  32 (require 'wl-folder)
  33 (require 'elmo)
  34
  35 ;;; Code:
  36
  37 (eval-when-compile
  38   (require 'wl-util)
  39   (require 'elmo-archive))
  40
  41 ;; Variables
  42
  43 (defvar wl-expired-alist nil)
  44 (defvar wl-expired-alist-file-name "expired-alist")
  45 (defvar wl-expired-log-alist nil)
  46 (defvar wl-expired-log-alist-file-name "expired-log")
  47 (defvar wl-expire-test nil)     ;; for debug (no execute)
  48
  49 (defun wl-expired-alist-load ()
  50   (elmo-object-load (expand-file-name
  51                      wl-expired-alist-file-name
  52                      elmo-msgdb-directory)))
  53
  54 (defun wl-expired-alist-save (&optional alist)
  55   (elmo-object-save (expand-file-name
  56                      wl-expired-alist-file-name
  57                      elmo-msgdb-directory)
  58                     (or alist wl-expired-alist)))
  59
  60 (defsubst wl-expire-msg-p (msg-num mark-alist)
  61   (cond ((consp wl-summary-expire-reserve-marks)
  62          (let ((mark (nth 1 (assq msg-num mark-alist))))
  63            (not (or (member mark wl-summary-expire-reserve-marks)
  64                     (and wl-summary-buffer-disp-msg
  65                          (eq msg-num wl-summary-buffer-current-msg))))))
  66         ((eq wl-summary-expire-reserve-marks 'all)
  67          (not (or (assq msg-num mark-alist)
  68                   (and wl-summary-buffer-disp-msg
  69                        (eq msg-num wl-summary-buffer-current-msg)))))
  70         ((eq wl-summary-expire-reserve-marks 'none)
  71          t)
  72         (t
  73          (error "Invalid marks: %s" wl-summary-expire-reserve-marks))))
  74
  75 (defmacro wl-expire-make-sortable-date (date)
  76   (` (timezone-make-sortable-date
  77       (aref (, date) 0) (aref (, date) 1) (aref (, date) 2)
  78       (timezone-make-time-string
  79        (aref (, date) 3) (aref (, date) 4) (aref (, date) 5)))))
  80
  81 (defsubst wl-expire-date-p (key-datevec date)
  82   (let ((datevec (condition-case nil
  83                      (timezone-fix-time date nil nil)
  84                    (error nil))))
  85     (and
  86      datevec (> (aref datevec 1) 0)
  87      (string<
  88       (wl-expire-make-sortable-date datevec)
  89       (wl-expire-make-sortable-date key-datevec)))))
  90
  91 ;; New functions to avoid accessing to the msgdb directly.
  92 (defsubst wl-expire-message-p (folder number)
  93   "Return non-nil when a message in the FOLDER with NUMBER can be expired."
  94   (cond ((consp wl-summary-expire-reserve-marks)
  95          (let ((mark (elmo-message-mark folder number)))
  96            (not (or (member mark wl-summary-expire-reserve-marks)
  97                     (and wl-summary-buffer-disp-msg
  98                          (eq number wl-summary-buffer-current-msg))))))
  99         ((eq wl-summary-expire-reserve-marks 'all)
 100          (not (or (elmo-message-mark folder number)
 101                   (and wl-summary-buffer-disp-msg
 102                        (eq number wl-summary-buffer-current-msg)))))
 103         ((eq wl-summary-expire-reserve-marks 'none)
 104          t)
 105         (t
 106          (error "Invalid marks: %s" wl-summary-expire-reserve-marks))))
 107
 108 (defun wl-expire-delete-reserved-messages (msgs folder)
 109   "Delete a number from NUMBERS when a message with the number is reserved."
 110   (let ((dlist msgs))
 111     (while dlist
 112       (unless (wl-expire-message-p folder (car dlist))
 113         (setq msgs (delq (car dlist) msgs)))
 114       (setq dlist (cdr dlist)))
 115     msgs))
 116 ;; End New functions.
 117
 118 (defun wl-expire-delete (folder delete-list &optional no-reserve-marks)
 119   "Delete message for expire."
 120   (unless no-reserve-marks
 121     (setq delete-list
 122           (wl-expire-delete-reserved-messages delete-list folder)))
 123   (when delete-list
 124     (let ((mess
 125            (format "Expiring (delete) %s msgs..."
 126                    (length delete-list))))
 127       (message "%s" mess)
 128       (if (elmo-folder-delete-messages folder delete-list)
 129           (progn
 130             (elmo-folder-detach-messages folder delete-list)
 131             (wl-expire-append-log
 132              (elmo-folder-name-internal folder)
 133              delete-list nil 'delete)
 134             (message "%sdone" mess))
 135         (error "%sfailed!" mess))))
 136   (cons delete-list (length delete-list)))
 137
 138 (defun wl-expire-refile (folder refile-list dst-folder
 139                                 &optional no-reserve-marks preserve-number copy)
 140   "Refile message for expire. If COPY is non-nil, copy message."
 141   (when (not (string= (elmo-folder-name-internal folder) dst-folder))
 142     (unless no-reserve-marks
 143       (setq refile-list
 144             (wl-expire-delete-reserved-messages refile-list folder)))
 145     (when refile-list
 146       (let* ((doingmes (if copy
 147                            "Copying %s"
 148                          "Expiring (move %s)"))
 149              (dst-folder (wl-folder-get-elmo-folder dst-folder))
 150              (mess (format (concat doingmes " %s msgs...")
 151                            (elmo-folder-name-internal dst-folder)
 152                            (length refile-list))))
 153         (message "%s" mess)
 154         (if wl-expire-test
 155             nil
 156           (unless (or (elmo-folder-exists-p dst-folder)
 157                       (elmo-folder-create dst-folder))
 158             (error "%s: create folder failed"
 159                    (elmo-folder-name-internal dst-folder)))
 160           (if (elmo-folder-move-messages folder
 161                                          refile-list
 162                                          dst-folder
 163                                          copy
 164                                          preserve-number)
 165               (progn
 166                 (wl-expire-append-log
 167                  (elmo-folder-name-internal folder)
 168                  refile-list
 169                  (elmo-folder-name-internal dst-folder)
 170                  (if copy 'copy 'move))
 171                 (message "%sdone" mess))
 172             (error "%sfailed!" mess)))))
 173     (cons refile-list (length refile-list))))
 174
 175 (defun wl-expire-refile-with-copy-reserve-msg
 176   (folder refile-list dst-folder
 177           &optional no-reserve-marks preserve-number copy)
 178   "Refile message for expire.
 179 If REFILE-LIST includes reserve mark message, so copy."
 180   (when (not (string= (elmo-folder-name-internal folder) dst-folder))
 181     (let ((msglist refile-list)
 182           (dst-folder (wl-folder-get-elmo-folder dst-folder))
 183           (ret-val t)
 184           (copy-reserve-message)
 185           (copy-len 0)
 186           msg msg-id)
 187       (message "Expiring (move %s) %s msgs..."
 188                (elmo-folder-name-internal dst-folder) (length refile-list))
 189       (if wl-expire-test
 190           (setq copy-len (length refile-list))
 191         (unless (or (elmo-folder-exists-p dst-folder)
 192                   (elmo-folder-create dst-folder))
 193         (error "%s: create folder failed" (elmo-folder-name-internal
 194                                            dst-folder)))
 195         (while (setq msg (wl-pop msglist))
 196           (unless (wl-expire-message-p folder msg)
 197             (setq msg-id (elmo-message-field folder msg 'message-id))
 198             (if (assoc msg-id wl-expired-alist)
 199                 ;; reserve mark message already refiled or expired
 200                 (setq refile-list (delq msg refile-list))
 201               ;; reserve mark message not refiled
 202               (wl-append wl-expired-alist (list
 203                                            (cons msg-id
 204                                                  (elmo-folder-name-internal
 205                                                   dst-folder))))
 206               (setq copy-reserve-message t))))
 207         (when refile-list
 208           (unless
 209               (setq ret-val
 210                     (elmo-folder-move-messages folder
 211                                                refile-list
 212                                                dst-folder
 213                                                copy-reserve-message
 214                                                preserve-number))
 215             (error "Expire: move msgs to %s failed"
 216                    (elmo-folder-name-internal dst-folder)))
 217           (wl-expire-append-log (elmo-folder-name-internal folder)
 218                                 refile-list
 219                                 (elmo-folder-name-internal dst-folder)
 220                                 (if copy-reserve-message 'copy 'move))
 221           (setq copy-len (length refile-list))
 222           (when copy-reserve-message
 223             (setq refile-list
 224                   (wl-expire-delete-reserved-messages refile-list folder))
 225             (when refile-list
 226               (if (setq ret-val
 227                         (elmo-folder-delete-messages folder refile-list))
 228                   (progn
 229                     (elmo-folder-detach-messages folder refile-list)
 230                     (wl-expire-append-log
 231                      (elmo-folder-name-internal folder)
 232                      refile-list nil 'delete))))))
 233         (let ((mes (format "Expiring (move %s) %s msgs..."
 234                            (elmo-folder-name-internal dst-folder)
 235                            (length refile-list))))
 236           (if ret-val
 237               (message "%sdone" mes)
 238             (error "%sfailed!" mes))))
 239       (cons refile-list copy-len))))
 240
 241 (defun wl-expire-archive-get-folder (src-folder &optional fmt dst-folder-arg)
 242   "Get archive folder name from SRC-FOLDER."
 243   (let* ((fmt (or fmt wl-expire-archive-folder-name-fmt))
 244          (src-folde-name (substring
 245                           (elmo-folder-name-internal src-folder)
 246                           (length (elmo-folder-prefix-internal src-folder))))
 247          (archive-spec (char-to-string
 248                         (car (rassq 'archive elmo-folder-type-alist))))
 249          dst-folder-base dst-folder-fmt prefix)
 250     (cond (dst-folder-arg
 251            (setq dst-folder-base (concat archive-spec dst-folder-arg)))
 252           ((eq (elmo-folder-type-internal src-folder) 'localdir)
 253            (setq dst-folder-base
 254                  (concat archive-spec src-folde-name)))
 255           (t
 256            (setq dst-folder-base
 257                  (elmo-concat-path
 258                   (format "%s%s" archive-spec (elmo-folder-type-internal
 259                                                src-folder))
 260                   src-folde-name))))
 261     (setq dst-folder-fmt (format fmt
 262                                  dst-folder-base
 263                                  wl-expire-archive-folder-type))
 264     (setq dst-folder-base (format "%s;%s"
 265                                   dst-folder-base
 266                                   wl-expire-archive-folder-type))
 267     (when wl-expire-archive-folder-prefix
 268       (cond ((eq wl-expire-archive-folder-prefix 'short)
 269              (setq prefix (file-name-nondirectory
 270                            src-folde-name)))
 271             (t
 272              (setq prefix src-folde-name)))
 273       (setq dst-folder-fmt (concat dst-folder-fmt ";" prefix))
 274       (setq dst-folder-base (concat dst-folder-base ";" prefix)))
 275     (cons dst-folder-base dst-folder-fmt)))
 276
 277 (defsubst wl-expire-archive-get-max-number (dst-folder-base &optional regexp)
 278   (let ((files (reverse (sort (elmo-folder-list-subfolders
 279                                (elmo-make-folder dst-folder-base))
 280                               'string<)))
 281         (regexp (or regexp wl-expire-archive-folder-num-regexp))
 282         filenum in-folder)
 283     (catch 'done
 284       (while files
 285         (when (string-match regexp (car files))
 286           (setq filenum (elmo-match-string 1 (car files)))
 287           (setq in-folder (elmo-folder-status
 288                            (wl-folder-get-elmo-folder (car files))))
 289           (throw 'done (cons in-folder filenum)))
 290         (setq files (cdr files))))))
 291
 292 (defun wl-expire-archive-number-delete-old (dst-folder-base
 293                                             preserve-number msgs folder
 294                                             &optional no-confirm regexp file)
 295   (let ((len 0) (max-num 0)
 296         folder-info dels)
 297     (if (or (and file (setq folder-info
 298                             (cons (elmo-folder-status
 299                                    (wl-folder-get-elmo-folder file))
 300                                   nil)))
 301             (setq folder-info (wl-expire-archive-get-max-number
 302                                dst-folder-base
 303                                regexp)))
 304         (progn
 305           (setq len (cdar folder-info))
 306           (when preserve-number
 307             ;; delete small number than max number of dst-folder
 308             (setq max-num (caar folder-info))
 309             (while (and msgs (>= max-num (car msgs)))
 310               (wl-append dels (list (car msgs)))
 311               (setq msgs (cdr msgs)))
 312             (setq dels (wl-expire-delete-reserved-messages dels folder))
 313             (unless (and dels
 314                          (or (or no-confirm (not
 315                                              wl-expire-delete-oldmsg-confirm))
 316                              (progn
 317                                (if (eq major-mode 'wl-summary-mode)
 318                                    (wl-thread-jump-to-msg (car dels)))
 319                                (y-or-n-p (format "Delete old messages %s? "
 320                                                  dels)))))
 321               (setq dels nil)))
 322           (list msgs dels max-num (cdr folder-info) len))
 323       (list msgs dels 0 "0" 0))))
 324
 325 (defun wl-expire-archive-number1 (folder delete-list
 326                                   &optional preserve-number dst-folder-arg
 327                                             no-delete)
 328   "Standard function for `wl-summary-expire'.
 329 Refile to archive folder followed message number."
 330   (let* ((elmo-archive-treat-file t)    ;; treat archive folder as a file.
 331          (dst-folder-expand (and dst-folder-arg
 332                                  (wl-expand-newtext
 333                                   dst-folder-arg
 334                                   (elmo-folder-name-internal folder))))
 335          (dst-folder-fmt (funcall
 336                           wl-expire-archive-get-folder-function
 337                           folder nil dst-folder-expand))
 338          (dst-folder-base (car dst-folder-fmt))
 339          (dst-folder-fmt (cdr dst-folder-fmt))
 340          (refile-func (if no-delete
 341                           'wl-expire-refile
 342                         'wl-expire-refile-with-copy-reserve-msg))
 343          tmp dels dst-folder
 344          prev-arcnum arcnum msg arcmsg-list
 345          deleted-list ret-val)
 346     (setq tmp (wl-expire-archive-number-delete-old
 347                dst-folder-base preserve-number delete-list
 348                folder
 349                no-delete))
 350     (when (and (not no-delete)
 351                (setq dels (nth 1 tmp)))
 352       (wl-append deleted-list (car (wl-expire-delete folder dels))))
 353     (setq delete-list (car tmp))
 354     (catch 'done
 355       (while t
 356         (if (setq msg (wl-pop delete-list))
 357             (setq arcnum (/ msg wl-expire-archive-files))
 358           (setq arcnum nil))
 359         (when (and prev-arcnum
 360                    (not (eq arcnum prev-arcnum)))
 361           (setq dst-folder (format dst-folder-fmt
 362                                    (* prev-arcnum wl-expire-archive-files)))
 363           (and (setq ret-val
 364                      (funcall
 365                       refile-func
 366                       folder arcmsg-list dst-folder t preserve-number
 367                       no-delete))
 368                (wl-append deleted-list (car ret-val)))
 369           (setq arcmsg-list nil))
 370         (if (null msg)
 371             (throw 'done t))
 372         (wl-append arcmsg-list (list msg))
 373         (setq prev-arcnum arcnum)))
 374     deleted-list))
 375
 376 (defun wl-expire-archive-number2 (folder delete-list
 377                                   &optional preserve-number dst-folder-arg
 378                                             no-delete)
 379   "Standard function for `wl-summary-expire'.
 380 Refile to archive folder followed the number of message in one archive folder."
 381   (let* ((elmo-archive-treat-file t)    ;; treat archive folder as a file.
 382          (dst-folder-expand (and dst-folder-arg
 383                                  (wl-expand-newtext
 384                                   dst-folder-arg
 385                                   (elmo-folder-name-internal folder))))
 386          (dst-folder-fmt (funcall
 387                           wl-expire-archive-get-folder-function
 388                           folder nil dst-folder-expand))
 389          (dst-folder-base (car dst-folder-fmt))
 390          (dst-folder-fmt (cdr dst-folder-fmt))
 391          (refile-func (if no-delete
 392                           'wl-expire-refile
 393                         'wl-expire-refile-with-copy-reserve-msg))
 394          (len 0) (filenum 0)
 395          tmp dels dst-folder
 396          arc-len msg arcmsg-list
 397          deleted-list ret-val)
 398     (setq tmp (wl-expire-archive-number-delete-old
 399                dst-folder-base preserve-number delete-list
 400                folder
 401                no-delete))
 402     (when (and (not no-delete)
 403                (setq dels (nth 1 tmp)))
 404       (wl-append deleted-list (car (wl-expire-delete folder dels))))
 405     (setq delete-list (car tmp)
 406           filenum (string-to-int (nth 3 tmp))
 407           len (nth 4 tmp)
 408           arc-len len)
 409     (catch 'done
 410       (while t
 411         (if (setq msg (wl-pop delete-list))
 412             (setq len (1+ len))
 413           (setq len (1+ wl-expire-archive-files)))
 414         (when (> len wl-expire-archive-files)
 415           (when arcmsg-list
 416             (setq dst-folder (format dst-folder-fmt filenum))
 417             (and (setq ret-val
 418                        (funcall
 419                         refile-func
 420                         folder arcmsg-list dst-folder t preserve-number
 421                         no-delete))
 422                  (wl-append deleted-list (car ret-val)))
 423             (setq arc-len (+ arc-len (cdr ret-val))))
 424           (setq arcmsg-list nil)
 425           (if (< arc-len wl-expire-archive-files)
 426               (setq len (1+ arc-len))
 427             (setq filenum (+ filenum wl-expire-archive-files)
 428                   len (- len arc-len)   ;; maybe 1
 429                   arc-len (1- len)      ;; maybe 0
 430                   )))
 431         (if (null msg)
 432             (throw 'done t))
 433         (wl-append arcmsg-list (list msg))))
 434     deleted-list))
 435
 436 (defun wl-expire-archive-date (folder delete-list
 437                                &optional preserve-number dst-folder-arg
 438                                          no-delete)
 439   "Standard function for `wl-summary-expire'.
 440 Refile to archive folder followed message date."
 441   (let* ((elmo-archive-treat-file t)    ;; treat archive folder as a file.
 442          (dst-folder-expand (and dst-folder-arg
 443                                  (wl-expand-newtext
 444                                   dst-folder-arg
 445                                   (elmo-folder-name-internal folder))))
 446          (dst-folder-fmt (funcall
 447                           wl-expire-archive-get-folder-function
 448                           folder
 449                           wl-expire-archive-date-folder-name-fmt
 450                           dst-folder-expand
 451                           ))
 452          (dst-folder-base (car dst-folder-fmt))
 453          (dst-folder-fmt (cdr dst-folder-fmt))
 454          (refile-func (if no-delete
 455                           'wl-expire-refile
 456                         'wl-expire-refile-with-copy-reserve-msg))
 457          tmp dels dst-folder date time
 458          msg arcmsg-alist arcmsg-list
 459          deleted-list ret-val)
 460     (setq tmp (wl-expire-archive-number-delete-old
 461                dst-folder-base preserve-number delete-list
 462                folder
 463                no-delete
 464                wl-expire-archive-date-folder-num-regexp))
 465     (when (and (not no-delete)
 466                (setq dels (nth 1 tmp)))
 467       (wl-append deleted-list (car (wl-expire-delete folder dels))))
 468     (setq delete-list (car tmp))
 469     (while (setq msg (wl-pop delete-list))
 470       (setq date (elmo-message-field folder msg 'date))
 471       (setq time
 472             (condition-case nil
 473                 (timezone-fix-time date nil nil)
 474               (error [0 0 0 0 0 0 0])))
 475       (if (= (aref time 1) 0)   ;; if (month == 0)
 476           (aset time 0 0))      ;;    year = 0
 477       (setq dst-folder (format dst-folder-fmt
 478                                (aref time 0)  ;; year
 479                                (aref time 1)  ;; month
 480                                ))
 481       (setq arcmsg-alist
 482             (wl-append-assoc-list
 483              dst-folder
 484              msg
 485              arcmsg-alist)))
 486     (while arcmsg-alist
 487       (setq dst-folder (caar arcmsg-alist))
 488       (setq arcmsg-list (cdar arcmsg-alist))
 489       (and (setq ret-val
 490                  (funcall
 491                   refile-func
 492                   folder arcmsg-list dst-folder t preserve-number
 493                   no-delete))
 494            (wl-append deleted-list (car ret-val)))
 495       (setq arcmsg-alist (cdr arcmsg-alist)))
 496     deleted-list))
 497
 498 ;;; wl-expire-localdir-date
 499 (defvar wl-expire-localdir-date-folder-name-fmt "%s/%%04d_%%02d")
 500
 501 (defcustom wl-expire-localdir-get-folder-function
 502   'wl-expire-localdir-get-folder
 503   "*A function to get localdir folder name."
 504   :type 'function
 505   :group 'wl-expire)
 506
 507 (defun wl-expire-localdir-get-folder (src-folder fmt dst-folder-arg)
 508   "Get localdir folder name from src-folder."
 509   (let* ((src-folder-name (substring
 510                            (elmo-folder-name-internal src-folder)
 511                            (length (elmo-folder-prefix-internal src-folder))))
 512          (dst-folder-spec (char-to-string
 513                            (car (rassq 'localdir elmo-folder-type-alist))))
 514          dst-folder-base dst-folder-fmt)
 515     (cond (dst-folder-arg
 516            (setq dst-folder-base (concat dst-folder-spec dst-folder-arg)))
 517           ((eq (elmo-folder-type-internal src-folder) 'localdir)
 518            (setq dst-folder-base (concat dst-folder-spec src-folder-name)))
 519           (t
 520            (setq dst-folder-base
 521                  (elmo-concat-path
 522                   (format "%s%s"
 523                           dst-folder-spec
 524                           (elmo-folder-type-internal src-folder))
 525                   src-folder-name))))
 526     (setq dst-folder-fmt
 527           (format fmt dst-folder-base))
 528     (cons dst-folder-base dst-folder-fmt)))
 529
 530 (defun wl-expire-localdir-date (folder delete-list
 531                                        &optional preserve-number dst-folder-arg
 532                                        no-delete)
 533   "Function for `wl-summary-expire'.
 534 Refile to localdir folder by message date.
 535 ex. +ml/wl/1999_11/, +ml/wl/1999_12/."
 536   (let* ((dst-folder-expand (and dst-folder-arg
 537                                  (wl-expand-newtext
 538                                   dst-folder-arg
 539                                   (elmo-folder-name-internal folder))))
 540          (dst-folder-fmt (funcall
 541                           wl-expire-localdir-get-folder-function
 542                           folder
 543                           wl-expire-localdir-date-folder-name-fmt
 544                           dst-folder-expand))
 545          (dst-folder-base (car dst-folder-fmt))
 546          (dst-folder-fmt (cdr dst-folder-fmt))
 547          (refile-func (if no-delete
 548                           'wl-expire-refile
 549                         'wl-expire-refile-with-copy-reserve-msg))
 550          tmp dels dst-folder date time
 551          msg arcmsg-alist arcmsg-list
 552          deleted-list ret-val)
 553     (while (setq msg (wl-pop delete-list))
 554       (setq date (elmo-message-field folder msg 'date))
 555       (setq time
 556             (condition-case nil
 557                 (timezone-fix-time date nil nil)
 558               (error [0 0 0 0 0 0 0])))
 559       (if (= (aref time 1) 0)   ;; if (month == 0)
 560           (aset time 0 0))      ;;    year = 0
 561       (setq dst-folder (format dst-folder-fmt
 562                                (aref time 0);; year
 563                                (aref time 1);; month
 564                                ))
 565       (setq arcmsg-alist
 566             (wl-append-assoc-list
 567              dst-folder
 568              msg
 569              arcmsg-alist)))
 570     (while arcmsg-alist
 571       (setq dst-folder (caar arcmsg-alist))
 572       (setq arcmsg-list (cdar arcmsg-alist))
 573       (and (setq ret-val
 574                  (funcall
 575                   refile-func
 576                   folder arcmsg-list dst-folder t preserve-number
 577                   no-delete))
 578            (wl-append deleted-list (car ret-val)))
 579       (setq arcmsg-alist (cdr arcmsg-alist)))
 580     deleted-list))
 581
 582 (defun wl-expire-hide (folder hide-list &optional no-reserve-marks)
 583   "Hide message for expire."
 584   (unless no-reserve-marks
 585     (setq hide-list
 586           (wl-expire-delete-reserved-messages hide-list folder)))
 587   (let ((mess (format "Hiding %s msgs..." (length hide-list))))
 588     (message "%s" mess)
 589     (elmo-folder-detach-messages folder hide-list)
 590     (elmo-folder-kill-messages folder hide-list)
 591     (elmo-folder-commit folder)
 592     (message "%sdone" mess)
 593     (cons hide-list (length hide-list))))
 594
 595 (defsubst wl-expire-folder-p (entity)
 596   "Return non-nil, when ENTITY matched `wl-expire-alist'."
 597   (wl-get-assoc-list-value wl-expire-alist entity))
 598
 599 (defsubst wl-archive-folder-p (entity)
 600   "Return non-nil, when ENTITY matched `wl-archive-alist'."
 601   (wl-get-assoc-list-value wl-archive-alist entity))
 602
 603 (defun wl-summary-expire (&optional folder notsummary nolist)
 604   ""
 605   (interactive)
 606   (let ((folder (or folder wl-summary-buffer-elmo-folder))
 607         (deleting-info "Expiring...")
 608         expires)
 609     (when (and (or (setq expires (wl-expire-folder-p
 610                                   (elmo-folder-name-internal folder)))
 611                    (progn (and (interactive-p)
 612                                (message "no match %s in wl-expire-alist"
 613                                         (elmo-folder-name-internal folder)))
 614                           nil))
 615                (or (not (interactive-p))
 616                    (y-or-n-p (format "Expire %s? " (elmo-folder-name-internal
 617                                                     folder)))))
 618       (let* (expval rm-type val-type value more args
 619                     delete-list)
 620         (save-excursion
 621           (setq expval (car expires)
 622                 rm-type (nth 1 expires)
 623                 args (cddr expires))
 624           (setq val-type (car expval)
 625                 value (nth 1 expval)
 626                 more (nth 2 expval))
 627           (run-hooks 'wl-summary-expire-pre-hook)
 628           (cond
 629            ((eq val-type nil))
 630            ((eq val-type 'number)
 631             (let* ((msgs (if (not nolist)
 632                              (elmo-folder-list-messages folder)
 633                            (elmo-folder-list-messages folder 'visible
 634                                                       'in-msgdb)))
 635                    (msglen (length msgs))
 636                    (more (or more (1+ value)))
 637                    count)
 638               (when (>= msglen more)
 639                 (setq count (- msglen value))
 640                 (while (and msgs (> count 0))
 641                   (when (elmo-message-entity folder (car msgs))
 642                     ;; don't expire new message
 643                     (wl-append delete-list (list (car msgs)))
 644                     (when (or (not wl-expire-number-with-reserve-marks)
 645                               (wl-expire-message-p folder (car msgs)))
 646                       (setq count (1- count))))
 647                   (setq msgs (cdr msgs))))))
 648            ((eq val-type 'date)
 649             (let* ((key-date (elmo-date-get-offset-datevec
 650                               (timezone-fix-time (current-time-string)
 651                                                  (current-time-zone) nil)
 652                               value t)))
 653               (elmo-folder-do-each-message-entity (entity folder)
 654                 (when (wl-expire-date-p
 655                        key-date
 656                        (elmo-message-entity-field entity 'date))
 657                   (wl-append delete-list
 658                              (list (elmo-message-entity-number entity)))))))
 659            (t
 660             (error "%s: not supported" val-type)))
 661           (when delete-list
 662             (or wl-expired-alist
 663                 (setq wl-expired-alist (wl-expired-alist-load)))
 664             ;; evaluate string-match for wl-expand-newtext
 665             (wl-expire-folder-p
 666              (elmo-folder-name-internal folder))
 667             (setq delete-list
 668                   (cond ((eq rm-type nil) nil)
 669                         ((eq rm-type 'remove)
 670                          (setq deleting-info "Deleting...")
 671                          (car (wl-expire-delete folder delete-list)))
 672                         ((eq rm-type 'trash)
 673                          (setq deleting-info "Deleting...")
 674                          (car (wl-expire-refile folder
 675                                                 delete-list
 676                                                 wl-trash-folder)))
 677                         ((eq rm-type 'hide)
 678                          (setq deleting-info "Hiding...")
 679                          (car (wl-expire-hide folder delete-list)))
 680                         ((stringp rm-type)
 681                          (setq deleting-info "Refiling...")
 682                          (car (wl-expire-refile folder delete-list
 683                                                 (wl-expand-newtext
 684                                                  rm-type
 685                                                  (elmo-folder-name-internal
 686                                                   folder)))))
 687                         ((fboundp rm-type)
 688                          (apply rm-type (append (list folder delete-list)
 689                                                 args)))
 690                         (t
 691                          (error "%s: invalid type" rm-type))))
 692             (when (and (not wl-expire-test) (not notsummary) delete-list)
 693               (wl-summary-delete-messages-on-buffer delete-list deleting-info)
 694               (wl-summary-folder-info-update)
 695               (wl-summary-set-message-modified)
 696               (wl-summary-set-mark-modified)
 697               (sit-for 0)
 698               (set-buffer-modified-p nil))
 699             (wl-expired-alist-save))
 700           (run-hooks 'wl-summary-expire-hook)
 701           (if delete-list
 702               (message "Expiring %s is done" (elmo-folder-name-internal
 703                                               folder))
 704             (and (interactive-p)
 705                  (message "No expire"))))
 706         delete-list))))
 707
 708 (defun wl-folder-expire-entity (entity)
 709   (cond
 710    ((consp entity)
 711     (let ((flist (nth 2 entity)))
 712       (while flist
 713         (wl-folder-expire-entity (car flist))
 714         (setq flist (cdr flist)))))
 715    ((stringp entity)
 716     (when (wl-expire-folder-p entity)
 717       (let* ((folder (wl-folder-get-elmo-folder entity))
 718              (update-msgdb (cond
 719                            ((consp wl-expire-folder-update-msgdb)
 720                             (wl-string-match-member
 721                              entity
 722                              wl-expire-folder-update-msgdb))
 723                            (t
 724                             wl-expire-folder-update-msgdb)))
 725             (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
 726                                           (wl-summary-always-sticky-folder-p
 727                                            folder))
 728                                       wl-summary-highlight))
 729             wl-auto-select-first ret-val)
 730         (save-window-excursion
 731           (save-excursion
 732             (and update-msgdb
 733                  (wl-summary-goto-folder-subr entity 'force-update nil))
 734             (setq ret-val (wl-summary-expire folder (not update-msgdb)))
 735             (if update-msgdb
 736                 (progn
 737                   (wl-summary-save-view)
 738                   (elmo-folder-commit wl-summary-buffer-elmo-folder))
 739               (if ret-val
 740                   (wl-folder-check-entity entity))))))))))
 741
 742 ;; Command
 743
 744 (defun wl-folder-expire-current-entity ()
 745   (interactive)
 746   (let ((entity-name (wl-folder-get-entity-from-buffer))
 747         (type (if (wl-folder-buffer-group-p)
 748                   'group
 749                 'folder)))
 750     (when (and entity-name
 751                (or (not (interactive-p))
 752                    (y-or-n-p (format "Expire %s? " entity-name))))
 753       (wl-folder-expire-entity
 754        (wl-folder-search-entity-by-name entity-name
 755                                         wl-folder-entity
 756                                         type))
 757       (if (get-buffer wl-summary-buffer-name)
 758           (kill-buffer wl-summary-buffer-name))
 759       (message "Expiring %s is done" entity-name))))
 760
 761 ;;; Archive
 762
 763 (defun wl-folder-archive-current-entity ()
 764   (interactive)
 765   (let ((entity-name (wl-folder-get-entity-from-buffer))
 766         (type (if (wl-folder-buffer-group-p)
 767                   'group
 768                 'folder)))
 769     (when (and entity-name
 770                (or (not (interactive-p))
 771                    (y-or-n-p (format "Archive %s? " entity-name))))
 772       (wl-folder-archive-entity
 773        (wl-folder-search-entity-by-name entity-name
 774                                         wl-folder-entity
 775                                         type))
 776       (message "Archiving %s is done" entity-name))))
 777
 778 (defun wl-archive-number1 (folder archive-list &optional dst-folder-arg)
 779   (wl-expire-archive-number1 folder archive-list t dst-folder-arg t))
 780
 781 (defun wl-archive-number2 (folder archive-list &optional dst-folder-arg)
 782   (wl-expire-archive-number2 folder archive-list t dst-folder-arg t))
 783
 784 (defun wl-archive-date (folder archive-list &optional dst-folder-arg)
 785   (wl-expire-archive-date folder archive-list t dst-folder-arg t))
 786
 787 (defun wl-archive-folder (folder archive-list dst-folder)
 788   (let* ((elmo-archive-treat-file t)    ;; treat archive folder as a file.
 789          copied-list ret-val)
 790     (setq archive-list
 791           (car (wl-expire-archive-number-delete-old
 792                 nil t archive-list
 793                 folder
 794                 t ;; no-confirm
 795                 nil dst-folder)))
 796     (when archive-list
 797       (and (setq ret-val
 798                  (wl-expire-refile
 799                   folder archive-list dst-folder t t t)) ;; copy!!
 800            (wl-append copied-list ret-val)))
 801     copied-list))
 802
 803 (defun wl-summary-archive (&optional arg folder notsummary nolist)
 804   ""
 805   (interactive "P")
 806   (let* ((folder (or folder wl-summary-buffer-elmo-folder))
 807          (msgs (if (not nolist)
 808                    (elmo-folder-list-messages folder)
 809                  (elmo-folder-list-messages folder 'visible 'in-msgdb)))
 810          (alist wl-archive-alist)
 811          archives func args dst-folder archive-list)
 812     (if arg
 813         (let ((wl-default-spec (char-to-string
 814                                 (car (rassq 'archive
 815                                             elmo-folder-type-alist)))))
 816           (setq dst-folder (wl-summary-read-folder
 817                             (concat wl-default-spec
 818                                     (substring
 819                                      (elmo-folder-name-internal folder) 1))
 820                             "for archive"))))
 821     (run-hooks 'wl-summary-archive-pre-hook)
 822     (if dst-folder
 823         (wl-archive-folder folder msgs dst-folder)
 824       (when (and (or (setq archives (wl-archive-folder-p
 825                                      (elmo-folder-name-internal folder)))
 826                      (progn (and (interactive-p)
 827                                  (message "No match %s in wl-archive-alist"
 828                                           (elmo-folder-name-internal folder)))
 829                             nil))
 830                  (or (not (interactive-p))
 831                      (y-or-n-p (format "Archive %s? "
 832                                        (elmo-folder-name-internal folder)))))
 833         (setq func (car archives)
 834               args (cdr archives))
 835         (setq archive-list
 836               (apply func (append (list folder msgs) args)))
 837         (run-hooks 'wl-summary-archive-hook)
 838         (if archive-list
 839             (message "Archiving %s is done" (elmo-folder-name-internal folder))
 840           (and (interactive-p)
 841                (message "No archive")))))))
 842
 843 (defun wl-folder-archive-entity (entity)
 844   (cond
 845    ((consp entity)
 846     (let ((flist (nth 2 entity)))
 847       (while flist
 848         (wl-folder-archive-entity (car flist))
 849         (setq flist (cdr flist)))))
 850    ((stringp entity)
 851     (wl-summary-archive nil (wl-folder-get-elmo-folder entity) t))))
 852
 853 ;; append log
 854
 855 (defun wl-expire-append-log (src-folder msgs dst-folder action)
 856   (when wl-expire-use-log
 857     (save-excursion
 858       (let ((tmp-buf (get-buffer-create " *wl-expire work*"))
 859             (filename (expand-file-name wl-expired-log-alist-file-name
 860                                         elmo-msgdb-directory)))
 861         (set-buffer tmp-buf)
 862         (erase-buffer)
 863         (if dst-folder
 864             (insert (format "%s\t%s -> %s\t%s\n"
 865                             action
 866                             src-folder dst-folder msgs))
 867           (insert (format "%s\t%s\t%s\n"
 868                           action
 869                           src-folder msgs)))
 870         (if (file-writable-p filename)
 871             (write-region (point-min) (point-max)
 872                           filename t 'no-msg)
 873           (message "%s is not writable." filename))
 874         (kill-buffer tmp-buf)))))
 875
 876 (require 'product)
 877 (product-provide (provide 'wl-expire) (require 'wl-version))
 878
 879 ;;; wl-expire.el ends here