elmo/elmo-archive.el

   1 ;;; elmo-archive.el --- Archive folder of ELMO. -*- coding: euc-japan -*-
   2
   3 ;; Copyright (C) 1998,1999,2000 OKUNISHI Fujikazu <fuji0924@mbox.kyoto-inet.or.jp>
   4 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   5
   6 ;; Author: OKUNISHI Fujikazu <fuji0924@mbox.kyoto-inet.or.jp>
   7 ;;      Yuuichi Teranishi <teranisi@gohome.org>
   8 ;; Keywords: mail, net news
   9 ;; Created: Sep 13, 1998
  10
  11 ;; This file is part of ELMO (Elisp Library for Message Orchestration).
  12
  13 ;; This program is free software; you can redistribute it and/or modify
  14 ;; it under the terms of the GNU General Public License as published by
  15 ;; the Free Software Foundation; either version 2, or (at your option)
  16 ;; any later version.
  17 ;;
  18 ;; This program is distributed in the hope that it will be useful,
  19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 ;; GNU General Public License for more details.
  22 ;;
  23 ;; You should have received a copy of the GNU General Public License
  24 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  25 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  26 ;; Boston, MA 02111-1307, USA.
  27 ;;
  28
  29 ;;; Commentary:
  30 ;;
  31 ;; TODO:
  32 ;; Info-Zip ÀìÍÑ¥¨¡¼¥¸¥§¥ó¥È¤òÍÑ¤¤¤¿ÆüËÜ¸ì¸¡º÷¡ÊOS/2 ÀìÍÑ¡Ë¡£
  33
  34 ;;; Code:
  35 ;;
  36 (eval-when-compile (require 'cl))
  37
  38 (require 'elmo)
  39 (require 'elmo-msgdb)
  40
  41 ;;; User vars.
  42 (defvar elmo-archive-lha-dos-compatible
  43   (memq system-type '(OS/2 emx windows-nt))
  44   "*If non-nil, regard your LHA as compatible to DOS version.")
  45
  46 (defvar elmo-archive-use-izip-agent (memq system-type '(OS/2 emx))
  47   "*If non-nil, use the special agent in fetching headers.")
  48
  49 (defvar elmo-archive-folder-path "~/Mail"
  50   "*Base directory for archive folders.")
  51
  52 (defvar elmo-archive-basename "elmo-archive"
  53   "*Common basename of archive folder file, w/o suffix.")
  54
  55 (defvar elmo-archive-cmdstr-max-length 8000 ; SASAKI Osamu's suggestion
  56   "*Command line string limitation under OS/2, exactly 8190 bytes.")
  57
  58 (defvar elmo-archive-fetch-headers-volume 50
  59   "*Quantity of article headers to fetch per once.")
  60
  61 (defvar elmo-archive-dummy-file ".elmo-archive"
  62   "*Name of dummy file that will be appended when the folder is null.")
  63
  64 (defvar elmo-archive-check-existance-strict t
  65   "*Check existance of archive contents if non-nil.")
  66
  67 (defvar elmo-archive-load-hook nil
  68   "*Hook called after loading elmo-archive.el.")
  69
  70 (defvar elmo-archive-treat-file nil
  71   "*Treat archive folder as a file if non-nil.")
  72
  73 ;;; User variables for elmo-archive.
  74 (defvar elmo-archive-default-type 'zip
  75   "*Default archiver type.  The value must be a symbol.")
  76
  77 (defvar elmo-archive-use-cache nil
  78   "Use cache in archive folder.")
  79
  80 ;;; ELMO Local directory folder
  81 (eval-and-compile
  82   (luna-define-class elmo-archive-folder (elmo-folder)
  83                      (archive-name archive-type archive-prefix dir-name))
  84   (luna-define-internal-accessors 'elmo-archive-folder))
  85
  86 (luna-define-generic elmo-archive-folder-path (folder)
  87   "Return local directory path of the FOLDER.")
  88
  89 (luna-define-method elmo-archive-folder-path ((folder elmo-archive-folder))
  90   elmo-archive-folder-path)
  91
  92 (luna-define-method elmo-folder-initialize ((folder
  93                                              elmo-archive-folder)
  94                                             name)
  95   (elmo-archive-folder-set-dir-name-internal folder name)
  96   (when (string-match
  97          "^\\([^;]*\\);?\\([^;]*\\);?\\([^;]*\\)$"
  98          name)
  99     ;; Drive letter is OK!
 100     (or (elmo-archive-folder-set-archive-name-internal
 101          folder (elmo-match-string 1 name))
 102         (elmo-archive-folder-set-archive-name-internal
 103          folder ""))
 104     (or (elmo-archive-folder-set-archive-type-internal
 105          folder (intern-soft (elmo-match-string 2 name)))
 106         (elmo-archive-folder-set-archive-type-internal
 107          folder elmo-archive-default-type))
 108     (or (elmo-archive-folder-set-archive-prefix-internal
 109          folder (elmo-match-string 3 name))
 110         (elmo-archive-folder-set-archive-prefix-internal
 111          folder "")))
 112   folder)
 113
 114 (luna-define-method elmo-folder-expand-msgdb-path ((folder
 115                                                     elmo-archive-folder))
 116   ;; For compatibility
 117   (expand-file-name
 118    (elmo-replace-string-as-filename
 119     (elmo-folder-name-internal folder))
 120    (expand-file-name (concat (symbol-name (elmo-folder-type-internal folder))
 121                              "/"
 122                              (symbol-name
 123                               (elmo-archive-folder-archive-type-internal
 124                                folder)))
 125                      elmo-msgdb-directory)))
 126
 127 ;;; MMDF parser -- info-zip agent w/ REXX
 128 (defvar elmo-mmdf-delimiter "^\01\01\01\01$"
 129   "*Regular expression of MMDF delimiter.")
 130
 131 (defvar elmo-unixmail-delimiter "^From \\([^ \t]+\\) \\(.+\\)"
 132   "*Regular expression of UNIX Mail delimiter.")
 133
 134 (defvar elmo-archive-header-regexp "^[ \t]*[-=][-=][-=][-=]"
 135   "*Common regexp of the delimiter in listing archive.") ; marche
 136
 137 (defvar elmo-archive-file-regexp-alist
 138   (append
 139    (if elmo-archive-lha-dos-compatible
 140        '((lha . "^%s\\([0-9]+\\)$"))    ; OS/2,DOS w/  "-x"
 141      '((lha . "^.*[ \t]%s\\([0-9]+\\)$")))
 142    '((zip . "^.*[ \t]%s\\([0-9]+\\)$")
 143      (zoo . "^.*[ \t]%s\\([0-9]+\\)$")
 144      (tar . "^%s\\([0-9]+\\)$")         ; ok
 145      (tgz . "^%s\\([0-9]+\\)$")         ; ok
 146      (rar . "^[ \t]%s\\([0-9]+\\)$"))))
 147
 148 (defvar elmo-archive-suffix-alist
 149    '((lha . ".lzh")  ; default
 150 ;;;  (lha . ".lzs")
 151      (zip . ".zip")
 152      (zoo . ".zoo")
 153 ;;;  (arc . ".arc")
 154 ;;;  (arj . ".arj")
 155      (rar . ".rar")
 156      (tar . ".tar")
 157      (tgz . ".tar.gz")))
 158
 159 ;;; lha
 160 (defvar elmo-archive-lha-method-alist
 161   (if elmo-archive-lha-dos-compatible
 162       ;; OS/2
 163       '((cp  . ("lha" "u" "-x"))
 164         (mv  . ("lha" "m" "-x"))
 165         (rm  . ("lha" "d"))
 166         (ls  . ("lha" "l" "-x"))
 167         (cat . ("lha" "p" "-n"))
 168         (ext . ("lha" "x"))             ; "-x"
 169         )
 170     ;; some UN|X
 171     '((cp  . ("lha" "u"))
 172       (mv  . ("lha" "m"))
 173       (rm  . ("lha" "d"))
 174       (ls  . ("lha" "l"))
 175       (cat . ("lha" "pq"))
 176       (ext . ("lha" "x")))))
 177
 178 ;;; info-zip/unzip
 179 (defvar elmo-archive-zip-method-alist
 180   '((cp       . ("zip" "-9q"))
 181     (cp-pipe  . ("zip" "-9q@"))
 182     (mv       . ("zip" "-mDq9"))
 183     (mv-pipe  . ("zip" "-mDq9@"))
 184     (rm       . ("zip" "-dq"))
 185     (rm-pipe  . ("zip" "-dq@"))
 186     (ls       . ("unzip" "-lq"))
 187     (cat      . ("unzip" "-pq"))
 188     (ext      . ("unzip"))
 189     (cat-headers . ("izwlagent" "--cat"))))
 190
 191 ;;; zoo
 192 (defvar elmo-archive-zoo-method-alist
 193   '((cp       . ("zoo" "aq"))
 194     (cp-pipe  . ("zoo" "aqI"))
 195     (mv       . ("zoo" "aMq"))
 196     (mv-pipe  . ("zoo" "aMqI"))
 197     (rm       . ("zoo" "Dq"))
 198     (ls       . ("zoo" "l"))            ; normal
 199     (cat      . ("zoo" "xpq"))
 200     (ext      . ("zoo" "xq"))))
 201
 202 ;;; rar
 203 (defvar elmo-archive-rar-method-alist
 204   '((cp       . ("rar" "u" "-m5"))
 205     (mv       . ("rar" "m" "-m5"))
 206     (rm       . ("rar" "d"))
 207     (ls       . ("rar" "v"))
 208     (cat      . ("rar" "p" "-inul"))
 209     (ext      . ("rar" "x"))))
 210
 211 ;;; GNU tar (*.tar)
 212 (defvar elmo-archive-tar-method-alist
 213   (if elmo-archive-lha-dos-compatible
 214       '((ls   . ("gtar" "-tf"))
 215         (cat  . ("gtar" "--posix Oxf"))
 216         (ext  . ("gtar" "-xf"))
 217 ;;;     (rm   . ("gtar" "--posix" "--delete" "-f")) ; well not work
 218         )
 219     '((ls    . ("gtar" "-tf"))
 220       (cat   . ("gtar" "-Oxf"))
 221       (ext   . ("gtar" "-xf"))
 222 ;;;     (rm    . ("gtar" "--delete" "-f")) ;; well not work
 223       )))
 224
 225 ;;; GNU tar (*.tar.gz, *.tar.Z, *.tar.bz2)
 226 (defvar elmo-archive-tgz-method-alist
 227   '((ls         . ("gtar" "-ztf"))
 228     (cat        . ("gtar" "-Ozxf"))
 229     (create     . ("gtar" "-zcf"))
 230 ;;; (rm         . elmo-archive-tgz-rm-func)
 231     (cp         . elmo-archive-tgz-cp-func)
 232     (mv         . elmo-archive-tgz-mv-func)
 233     (ext        . ("gtar" "-zxf"))
 234     ;; tgz special method
 235     (decompress . ("gzip" "-d"))
 236     (compress   . ("gzip"))
 237     (append     . ("gtar" "-uf"))
 238 ;;; (delete     . ("gtar" "--delete" "-f")) ; well not work
 239     ))
 240
 241 (defvar elmo-archive-method-list
 242   '(elmo-archive-lha-method-alist
 243     elmo-archive-zip-method-alist
 244     elmo-archive-zoo-method-alist
 245 ;;; elmo-archive-tar-method-alist
 246     elmo-archive-tgz-method-alist
 247 ;;; elmo-archive-arc-method-alist
 248 ;;; elmo-archive-arj-method-alist
 249     elmo-archive-rar-method-alist))
 250
 251 ;;; Internal vars.
 252 (defvar elmo-archive-method-alist nil)
 253 (defvar elmo-archive-suffixes nil)
 254
 255
 256 ;;; Macro
 257 (defmacro elmo-archive-get-method (type action)
 258   `(cdr (assq ,action (cdr (assq ,type elmo-archive-method-alist)))))
 259
 260 (defmacro elmo-archive-get-suffix (type)
 261   `(cdr (assq ,type elmo-archive-suffix-alist)))
 262
 263 (defmacro elmo-archive-get-regexp (type)
 264   `(cdr (assq ,type elmo-archive-file-regexp-alist)))
 265
 266 (defsubst elmo-archive-call-process (prog args &optional output)
 267   (= (apply 'call-process prog nil output nil args) 0))
 268
 269 (defsubst elmo-archive-call-method (method args &optional output)
 270   (cond
 271    ((functionp method)
 272     (funcall method args output))
 273    (t
 274     (elmo-archive-call-process
 275      (car method) (append (cdr method) args) output))))
 276
 277 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 278 ;;; Scan Folder
 279
 280 (defsubst elmo-archive-list-folder-subr (folder &optional nonsort)
 281   "*Returns list of number-file(int, not string) in archive FILE.
 282 TYPE specifies the archiver's symbol."
 283   (let* ((type (elmo-archive-folder-archive-type-internal folder))
 284          (prefix (elmo-archive-folder-archive-prefix-internal folder))
 285          (file (elmo-archive-get-archive-name folder))
 286          (method (elmo-archive-get-method type 'ls))
 287          (args (list file))
 288          (file-regexp (format (elmo-archive-get-regexp type)
 289                               (elmo-concat-path (regexp-quote prefix) "")))
 290          (killed (elmo-folder-killed-list-internal folder))
 291          numbers buf file-list header-end)
 292     (if (file-exists-p file)
 293         (with-temp-buffer
 294           (unless (elmo-archive-call-method method args t)
 295             (error "%s exited abnormally!" method))
 296           (goto-char (point-min))
 297           (when (re-search-forward elmo-archive-header-regexp nil t)
 298             (forward-line 1)
 299             (setq header-end (point))
 300             (when (re-search-forward elmo-archive-header-regexp nil t)
 301               (beginning-of-line)
 302               (narrow-to-region header-end (point))
 303               (goto-char (point-min))))
 304           (while (and (re-search-forward file-regexp nil t)
 305                       (not (eobp)))  ; for GNU tar 981010
 306             (setq file-list (nconc file-list (list (string-to-number
 307                                                     (match-string 1)))))))
 308       (error "%s does not exist" file))
 309     (if nonsort
 310         (cons (or (elmo-max-of-list file-list) 0)
 311               (if killed
 312                   (- (length file-list)
 313                      (elmo-msgdb-killed-list-length killed))
 314                 (length file-list)))
 315       (setq numbers (sort file-list '<))
 316       (elmo-living-messages numbers killed))))
 317
 318 (luna-define-method elmo-folder-list-messages-internal ((folder
 319                                                          elmo-archive-folder)
 320                                                         &optional nohide)
 321   (elmo-archive-list-folder-subr folder))
 322
 323 (luna-define-method elmo-folder-status ((folder elmo-archive-folder))
 324   (elmo-archive-list-folder-subr folder t))
 325
 326 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 327 ;;; Folder related functions
 328
 329 (defsubst elmo-archive-get-archive-directory (folder)
 330   ;; allow fullpath. return format is "/foo/bar/".
 331   (if (file-name-absolute-p (elmo-archive-folder-archive-name-internal folder))
 332       (if (find-file-name-handler
 333            (elmo-archive-folder-archive-name-internal folder)
 334            'copy-file)
 335           (elmo-archive-folder-archive-name-internal folder)
 336         (expand-file-name (elmo-archive-folder-archive-name-internal folder)))
 337     (expand-file-name (elmo-archive-folder-archive-name-internal folder)
 338                       elmo-archive-folder-path)))
 339
 340 (defun elmo-archive-get-archive-name (folder)
 341   (let ((dir (elmo-archive-get-archive-directory folder))
 342         (suffix (elmo-archive-get-suffix
 343                  (elmo-archive-folder-archive-type-internal
 344                   folder)))
 345         filename dbdir)
 346     (unless suffix
 347       (error "Unknown archiver type: %s"
 348              (elmo-archive-folder-archive-type-internal folder)))
 349     (if elmo-archive-treat-file
 350         (if (string-match (concat (regexp-quote suffix) "$")
 351                           (elmo-archive-folder-archive-name-internal folder))
 352             (expand-file-name (elmo-archive-folder-archive-name-internal
 353                                folder)
 354                               elmo-archive-folder-path)
 355           (expand-file-name (concat (elmo-archive-folder-archive-name-internal
 356                                      folder)
 357                                     suffix)
 358                             elmo-archive-folder-path))
 359       (if (string-match
 360            "^\\(ange-ftp\\|efs\\)-"
 361            (symbol-name (find-file-name-handler dir 'copy-file)))
 362           ;; ange-ftp, efs
 363           (progn
 364             (setq filename (expand-file-name
 365                             (concat elmo-archive-basename suffix)
 366                             (setq dbdir
 367                                   (elmo-folder-msgdb-path folder))))
 368             (if (file-directory-p dbdir)
 369                 (); ok.
 370               (if (file-exists-p dbdir)
 371                   (error "File %s already exists" dbdir)
 372                 (elmo-make-directory dbdir)))
 373             (if (not (file-exists-p filename))
 374                 (copy-file
 375                  (if (file-directory-p dir)
 376                      (expand-file-name
 377                       (concat elmo-archive-basename suffix)
 378                       dir)
 379                    dir)
 380                  filename))
 381             filename)
 382         (if (or (not (file-exists-p dir))
 383                 (file-directory-p dir))
 384             (expand-file-name
 385              (concat elmo-archive-basename suffix)
 386              dir)
 387           dir)))))
 388
 389 (luna-define-method elmo-folder-exists-p ((folder elmo-archive-folder))
 390   (file-exists-p (elmo-archive-get-archive-name folder)))
 391
 392 (luna-define-method elmo-folder-creatable-p ((folder elmo-archive-folder))
 393   t)
 394
 395 (luna-define-method elmo-folder-writable-p ((folder elmo-archive-folder))
 396   t)
 397
 398 (luna-define-method elmo-folder-create ((folder elmo-archive-folder))
 399   (let* ((dir (directory-file-name      ; remove tail slash.
 400                (elmo-archive-get-archive-directory folder)))
 401          (type (elmo-archive-folder-archive-type-internal folder))
 402          (arc (elmo-archive-get-archive-name folder)))
 403     (if elmo-archive-treat-file
 404         (setq dir (directory-file-name (file-name-directory dir))))
 405     (cond ((and (file-exists-p dir)
 406                 (not (file-directory-p dir)))
 407            ;; file exists
 408            (error "Create folder failed; File \"%s\" exists" dir))
 409           ((file-directory-p dir)
 410            (if (file-exists-p arc)
 411                t                        ; return value
 412              (elmo-archive-create-file arc type folder)))
 413           (t
 414            (elmo-make-directory dir)
 415            (elmo-archive-create-file arc type folder)
 416            t))))
 417
 418 (defun elmo-archive-create-file (archive type folder)
 419   (save-excursion
 420     (let* ((tmp-dir (directory-file-name
 421                      (elmo-folder-msgdb-path folder)))
 422            (dummy elmo-archive-dummy-file)
 423            (method (or (elmo-archive-get-method type 'create)
 424                        (elmo-archive-get-method type 'mv)))
 425            (args (list archive dummy)))
 426       (when (null method)
 427         (ding)
 428         (error "WARNING: read-only mode: %s (method undefined)" type))
 429       (cond
 430        ((file-directory-p tmp-dir)
 431         ()) ;nop
 432        ((file-exists-p tmp-dir)
 433         ;; file exists
 434         (error "Create directory failed; File \"%s\" exists" tmp-dir))
 435        (t
 436         (elmo-make-directory tmp-dir)))
 437       (elmo-bind-directory
 438        tmp-dir
 439        (write-region (point) (point) dummy nil 'no-msg)
 440        (prog1
 441            (elmo-archive-call-method method args)
 442          (if (file-exists-p dummy)
 443              (delete-file dummy)))
 444        ))))
 445
 446 (luna-define-method elmo-folder-delete ((folder elmo-archive-folder))
 447   (let ((msgs (and (elmo-folder-exists-p folder)
 448                    (elmo-folder-list-messages folder))))
 449     (when (yes-or-no-p (format "%sDelete msgdb and substance of \"%s\"? "
 450                                (if (> (length msgs) 0)
 451                                    (format "%d msg(s) exists. " (length msgs))
 452                                  "")
 453                                (elmo-folder-name-internal folder)))
 454       (let ((arc (elmo-archive-get-archive-name folder)))
 455         (if (not (file-exists-p arc))
 456             (error "No such file: %s" arc)
 457           (delete-file arc))
 458         (elmo-msgdb-delete-path folder)
 459         t))))
 460
 461 (luna-define-method elmo-folder-rename-internal ((folder elmo-archive-folder)
 462                                                  new-folder)
 463   (let* ((old-arc (elmo-archive-get-archive-name folder))
 464          (new-arc (elmo-archive-get-archive-name new-folder))
 465          (new-dir (directory-file-name
 466                    (elmo-archive-get-archive-directory new-folder))))
 467     (if elmo-archive-treat-file
 468         (setq new-dir (directory-file-name (file-name-directory new-dir))))
 469     (unless (and (eq (elmo-archive-folder-archive-type-internal folder)
 470                      (elmo-archive-folder-archive-type-internal new-folder))
 471                  (equal (elmo-archive-folder-archive-prefix-internal
 472                          folder)
 473                         (elmo-archive-folder-archive-prefix-internal
 474                          new-folder)))
 475       (error "Not same archive type and prefix"))
 476     (unless (file-exists-p old-arc)
 477       (error "No such file: %s" old-arc))
 478     (when (file-exists-p new-arc)
 479       (error "Already exists: %s" new-arc))
 480     (unless (file-directory-p new-dir)
 481       (elmo-make-directory new-dir))
 482     (rename-file old-arc new-arc)
 483     t))
 484
 485 (defun elmo-archive-folder-list-subfolders (folder one-level)
 486   (if elmo-archive-treat-file
 487       (let* ((path (elmo-archive-get-archive-directory folder))
 488              (base-folder (or (elmo-archive-folder-archive-name-internal
 489                                folder)
 490                               ""))
 491              (suffix (elmo-archive-folder-archive-type-internal folder))
 492              (prefix (if (string=
 493                           (elmo-archive-folder-archive-prefix-internal folder)
 494                           "")
 495                          ""
 496                        (concat ";"
 497                                (elmo-archive-folder-archive-prefix-internal
 498                                 folder))))
 499              (dir (if (file-directory-p path)
 500                       path (file-name-directory path)))
 501              (name (if (file-directory-p path)
 502                        "" (file-name-nondirectory path)))
 503              (flist (and (file-directory-p dir)
 504                          (directory-files dir nil
 505                                           (if (> (length name) 0)
 506                                               (concat "^" name "[^A-z][^A-z]")
 507                                             name)
 508                                           nil)))
 509              (regexp (format "^\\(.*\\)\\(%s\\)$"
 510                              (mapconcat
 511                               '(lambda (x) (regexp-quote (cdr x)))
 512                               elmo-archive-suffix-alist
 513                               "\\|"))))
 514         (if (string-match "\\(.*\\)/$" base-folder) ; ends with '/'.
 515             (setq base-folder (elmo-match-string 1 base-folder))
 516           (unless (file-directory-p path)
 517             (setq base-folder (or (file-name-directory base-folder) ""))))
 518         (delq
 519          nil
 520          (mapcar
 521           '(lambda (x)
 522              (when (and (string-match regexp x)
 523                         (eq suffix
 524                             (car
 525                              (rassoc (elmo-match-string 2 x)
 526                                      elmo-archive-suffix-alist))))
 527                (format "%s%s;%s%s"
 528                        (elmo-folder-prefix-internal folder)
 529                        (elmo-concat-path base-folder (elmo-match-string 1 x))
 530                        suffix prefix)))
 531           flist)))
 532     (elmo-mapcar-list-of-list
 533      (function (lambda (x)
 534                  (if (file-exists-p
 535                       (expand-file-name
 536                        (concat elmo-archive-basename
 537                                (elmo-archive-get-suffix
 538                                 (elmo-archive-folder-archive-type-internal
 539                                  folder)))
 540                        (expand-file-name
 541                         x
 542                         (elmo-archive-folder-path folder))))
 543                      (concat (elmo-folder-prefix-internal folder) x))))
 544      (elmo-list-subdirectories
 545       (elmo-archive-folder-path folder)
 546       (or (elmo-archive-folder-dir-name-internal folder) "")
 547       one-level))))
 548
 549 (luna-define-method elmo-folder-list-subfolders ((folder elmo-archive-folder)
 550                                                  &optional one-level)
 551   (elmo-archive-folder-list-subfolders folder one-level))
 552
 553 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 554 ;;; Article file related functions
 555 ;;; read(extract) / append(move) / delete(delete) / query(list)
 556
 557 (defsubst elmo-archive-message-fetch-internal (folder number)
 558   (let* ((type (elmo-archive-folder-archive-type-internal folder))
 559          (arc (elmo-archive-get-archive-name folder))
 560          (prefix (elmo-archive-folder-archive-prefix-internal folder))
 561          (method (elmo-archive-get-method type 'cat))
 562          (args (list arc (elmo-concat-path
 563                           prefix (int-to-string number)))))
 564     (and (file-exists-p arc)
 565          (as-binary-process
 566           (elmo-archive-call-method method args t))
 567          (progn
 568            (elmo-delete-cr-buffer)
 569            t))))
 570
 571 (luna-define-method elmo-message-fetch-internal ((folder elmo-archive-folder)
 572                                                  number strategy
 573                                                  &optional section unseen)
 574   (elmo-archive-message-fetch-internal folder number))
 575
 576 (luna-define-method elmo-folder-append-buffer ((folder elmo-archive-folder)
 577                                                &optional flags number)
 578   (elmo-archive-folder-append-buffer folder flags number))
 579
 580 ;; verrrrrry slow!!
 581 (defun elmo-archive-folder-append-buffer (folder flags number)
 582   (let* ((type (elmo-archive-folder-archive-type-internal folder))
 583          (prefix (elmo-archive-folder-archive-prefix-internal folder))
 584          (arc (elmo-archive-get-archive-name folder))
 585          (method (elmo-archive-get-method type 'mv))
 586          (next-num (or number
 587                        (1+ (if (file-exists-p arc)
 588                                (car
 589                                 (elmo-folder-status folder)) 0))))
 590          (tmp-dir (elmo-folder-msgdb-path folder))
 591          (src-buffer (current-buffer))
 592          dst-buffer
 593          newfile)
 594     (when (null method)
 595       (ding)
 596       (error "WARNING: read-only mode: %s (method undefined)" type))
 597     (with-temp-buffer
 598       (let ((tmp-dir (expand-file-name prefix tmp-dir)))
 599         (when (not (file-directory-p tmp-dir))
 600           (elmo-make-directory (directory-file-name tmp-dir))))
 601       (setq newfile (elmo-concat-path
 602                      prefix
 603                      (int-to-string next-num)))
 604       (elmo-bind-directory
 605        tmp-dir
 606        (if (and (or (functionp method) (car method))
 607                 (file-writable-p newfile))
 608            (progn
 609              (setq dst-buffer (current-buffer))
 610              (with-current-buffer src-buffer
 611                (copy-to-buffer dst-buffer (point-min) (point-max)))
 612              (as-binary-output-file
 613                   (write-region (point-min) (point-max) newfile nil 'no-msg))
 614              (when (elmo-archive-call-method method (list arc newfile))
 615                (elmo-folder-preserve-flags
 616                 folder
 617                 (with-current-buffer src-buffer
 618                   (elmo-msgdb-get-message-id-from-buffer))
 619                 flags)
 620                t))
 621          nil)))))
 622
 623 (defun elmo-folder-append-messages-*-archive (folder
 624                                               src-folder
 625                                               numbers
 626                                               same-number)
 627   (let ((prefix (elmo-archive-folder-archive-prefix-internal folder)))
 628     (cond
 629      ((and same-number
 630            (null prefix)
 631            (elmo-folder-message-file-p src-folder)
 632            (elmo-folder-message-file-number-p src-folder))
 633       ;; same-number(localdir, localnews) -> archive
 634       (unless (elmo-archive-append-files
 635                folder
 636                (elmo-folder-message-file-directory src-folder)
 637                numbers)
 638         (setq numbers nil))
 639       (elmo-progress-notify 'elmo-folder-move-messages (length numbers))
 640       numbers)
 641      ((elmo-folder-message-make-temp-file-p src-folder)
 642       ;; not-same-number (localdir, localnews), (archive maildir) -> archive
 643       (let ((temp-dir (elmo-folder-message-make-temp-files
 644                        src-folder
 645                        numbers
 646                        (unless same-number
 647                          (1+ (if (file-exists-p (elmo-archive-get-archive-name
 648                                                  folder))
 649                                  (car (elmo-folder-status folder)) 0)))))
 650             new-dir base-dir files)
 651         (unwind-protect
 652             (progn
 653               (setq base-dir temp-dir)
 654               (when (> (length prefix) 0)
 655                 (when (file-name-directory prefix)
 656                   (elmo-make-directory (file-name-directory prefix)))
 657                 (rename-file
 658                  temp-dir
 659                  (setq new-dir
 660                        (expand-file-name
 661                         prefix
 662                         ;; parent of temp-dir..(works in windows?)
 663                         (expand-file-name ".." temp-dir))))
 664                 ;; now temp-dir has name prefix.
 665                 (setq temp-dir new-dir)
 666                 ;; parent of prefix becomes base-dir.
 667                 (setq base-dir (expand-file-name ".." temp-dir)))
 668               (setq files
 669                     (mapcar
 670                      '(lambda (x) (elmo-concat-path prefix x))
 671                      (directory-files temp-dir nil "^[^\\.]")))
 672               (unless (elmo-archive-append-files folder
 673                                                  base-dir
 674                                                  files)
 675                 (setq numbers nil)))
 676           (elmo-delete-directory temp-dir)))
 677       (elmo-progress-notify 'elmo-folder-move-messages (length numbers))
 678       numbers)
 679      (t
 680       (elmo-folder-append-messages folder src-folder numbers same-number
 681                                    'elmo-folder-append-messages-*-archive)))))
 682
 683 (luna-define-method elmo-folder-message-make-temp-file-p
 684   ((folder elmo-archive-folder))
 685   (let ((type (elmo-archive-folder-archive-type-internal folder)))
 686     (or (elmo-archive-get-method type 'ext-pipe)
 687         (elmo-archive-get-method type 'ext))))
 688
 689 (luna-define-method elmo-folder-message-make-temp-files
 690   ((folder elmo-archive-folder) numbers
 691    &optional start-number)
 692   (elmo-archive-folder-message-make-temp-files folder numbers start-number))
 693
 694 (defun elmo-archive-folder-message-make-temp-files (folder
 695                                                     numbers
 696                                                     start-number)
 697   (let* ((tmp-dir-src (elmo-folder-make-temporary-directory folder))
 698          (tmp-dir-dst (elmo-folder-make-temporary-directory folder))
 699          (arc     (elmo-archive-get-archive-name folder))
 700          (type    (elmo-archive-folder-archive-type-internal folder))
 701          (prefix  (elmo-archive-folder-archive-prefix-internal folder))
 702          (p-method (elmo-archive-get-method type 'ext-pipe))
 703          (n-method (elmo-archive-get-method type 'ext))
 704          (tmp-msgs (mapcar (lambda (x) (elmo-concat-path
 705                                         prefix
 706                                         (int-to-string x))) numbers))
 707          number)
 708     ;; Expand files in the tmp-dir-src.
 709     (elmo-bind-directory
 710      tmp-dir-src
 711      (cond
 712       ((functionp n-method)
 713        (funcall n-method (cons arc tmp-msgs)))
 714       (p-method
 715        (let ((p-prog (car p-method))
 716              (p-prog-arg (cdr p-method)))
 717          (elmo-archive-exec-msgs-subr1
 718           p-prog (append p-prog-arg (list arc)) tmp-msgs)))
 719       (t
 720        (let ((n-prog (car n-method))
 721              (n-prog-arg (cdr n-method)))
 722          (elmo-archive-exec-msgs-subr2
 723           n-prog (append n-prog-arg (list arc)) tmp-msgs
 724           (length arc))))))
 725     ;; Move files to the tmp-dir-dst.
 726     (setq number start-number)
 727     (dolist (tmp-file tmp-msgs)
 728       (rename-file (expand-file-name
 729                     tmp-file
 730                     tmp-dir-src)
 731                    (expand-file-name
 732                     (if start-number
 733                         (int-to-string number)
 734                       (file-name-nondirectory tmp-file))
 735                     tmp-dir-dst))
 736       (if start-number (incf number)))
 737     ;; Remove tmp-dir-src.
 738     (elmo-delete-directory tmp-dir-src)
 739     ;; tmp-dir-dst is the return directory.
 740     tmp-dir-dst))
 741
 742 (defun elmo-archive-append-files (folder dir &optional files)
 743   (let* ((dst-type (elmo-archive-folder-archive-type-internal folder))
 744          (arc (elmo-archive-get-archive-name folder))
 745          (prefix (elmo-archive-folder-archive-prefix-internal folder))
 746          (p-method (elmo-archive-get-method dst-type 'cp-pipe))
 747          (n-method (elmo-archive-get-method dst-type 'cp))
 748          src tmp newfile)
 749     (unless (elmo-folder-exists-p folder) (elmo-folder-create folder))
 750     (unless files (setq files (directory-files dir nil "^[^\\.]")))
 751     (when (null (or p-method n-method))
 752       (ding)
 753       (error "WARNING: read-only mode: %s (method undefined)" dst-type))
 754     (save-excursion
 755       (elmo-bind-directory
 756        dir
 757        (cond
 758         ((functionp n-method)
 759          (funcall n-method (cons arc files)))
 760         (p-method
 761          (let ((p-prog (car p-method))
 762                (p-prog-arg (cdr p-method)))
 763            (elmo-archive-exec-msgs-subr1
 764             p-prog (append p-prog-arg (list arc)) files)))
 765         (t
 766          (let ((n-prog (car n-method))
 767                (n-prog-arg (cdr n-method)))
 768            (elmo-archive-exec-msgs-subr2
 769             n-prog (append n-prog-arg (list arc)) files (length arc)))))))))
 770
 771 (luna-define-method elmo-folder-delete-messages-internal ((folder
 772                                                            elmo-archive-folder)
 773                                                           numbers)
 774   (let* ((type (elmo-archive-folder-archive-type-internal folder))
 775          (prefix (elmo-archive-folder-archive-prefix-internal folder))
 776          (arc (elmo-archive-get-archive-name folder))
 777          (p-method (elmo-archive-get-method type 'rm-pipe))
 778          (n-method (elmo-archive-get-method type 'rm))
 779          (numbers (mapcar '(lambda (x) (elmo-concat-path
 780                                         prefix
 781                                         (int-to-string x)))
 782                           numbers)))
 783     (cond ((functionp n-method)
 784            (funcall n-method (cons arc numbers)))
 785           (p-method
 786            (let ((p-prog (car p-method))
 787                  (p-prog-arg (cdr p-method)))
 788              (elmo-archive-exec-msgs-subr1
 789               p-prog (append p-prog-arg (list arc)) numbers)))
 790           (n-method
 791            (let ((n-prog (car n-method))
 792                  (n-prog-arg (cdr n-method)))
 793              (elmo-archive-exec-msgs-subr2
 794               n-prog (append n-prog-arg (list arc)) numbers (length arc))))
 795           (t
 796            (ding)
 797            (error "WARNING: not delete: %s (method undefined)" type)))))
 798
 799 (defun elmo-archive-exec-msgs-subr1 (prog args msgs)
 800   (with-temp-buffer
 801     (insert (mapconcat 'concat msgs "\n")) ;string
 802     (= 0 (apply 'call-process-region (point-min) (point-max)
 803                 prog nil nil nil args))))
 804
 805 (defun elmo-archive-exec-msgs-subr2 (prog args msgs arc-length)
 806   (let ((max-len (- elmo-archive-cmdstr-max-length arc-length))
 807         (n (length msgs))
 808         rest i sum)
 809     (setq rest msgs) ;string
 810     (setq i 1)
 811     (setq sum 0)
 812     (catch 'done
 813       (while (and rest (<= i n))
 814         (mapcar '(lambda (x)
 815                    (let* ((len (length x))
 816                           (files (member x (reverse rest))))
 817                      ;; total(previous) + current + white space
 818                      (if (<= max-len (+ sum len 1))
 819                          (progn
 820                            (unless
 821                                (elmo-archive-call-process
 822                                 prog (append args files))
 823                              (throw 'done nil))
 824                            (setq sum 0) ;; reset
 825                            (setq rest (nthcdr i rest)))
 826                        (setq sum (+ sum len 1)))
 827                      (setq i (1+ i)))) msgs))
 828       (throw 'done
 829              (or (not rest)
 830                  (elmo-archive-call-process prog (append args rest))))
 831       )))
 832
 833 (defsubst elmo-archive-article-exists-p (arc msg type)
 834   (if (not elmo-archive-check-existance-strict)
 835       t ; nop
 836     (save-excursion ; added 980915
 837       (let* ((method (elmo-archive-get-method type 'ls))
 838              (args (list arc msg))
 839              (buf (get-buffer-create " *ELMO ARCHIVE query*"))
 840              (error-msg "\\(no file\\|0 files\\)")
 841              ret-val)
 842         (set-buffer buf)
 843         (erase-buffer)
 844         (elmo-archive-call-method method args t)
 845         ;; pointer: point-max
 846         (setq ret-val (not (re-search-backward error-msg nil t)))
 847         (kill-buffer buf)
 848         ret-val))))
 849
 850 (defun elmo-archive-tgz-common-func (args exec-type &optional copy)
 851   (let* ((arc (car args))
 852          (tmp-msgs (cdr args))
 853          (decompress (elmo-archive-get-method 'tgz 'decompress))
 854          (compress (elmo-archive-get-method 'tgz 'compress))
 855          (exec (elmo-archive-get-method 'tgz exec-type))
 856          (suffix (elmo-archive-get-suffix 'tgz))
 857          (tar-suffix (elmo-archive-get-suffix 'tar))
 858          arc-tar ret-val
 859          )
 860     (when (null (and decompress compress exec))
 861       (ding)
 862       (error "WARNING: special method undefined: %s of %s"
 863              (or (if (null decompress) 'decompress)
 864                  (if (null compress) 'compress)
 865                  (if (null exec) exec-type))
 866              'tgz))
 867     (unless tar-suffix
 868       (ding)
 869       (error "WARNING: `tar' suffix undefined"))
 870     (if (string-match (concat (regexp-quote suffix) "$") arc)
 871         (setq arc-tar
 872               (concat (substring arc 0 (match-beginning 0)) tar-suffix))
 873       (error "%s: not match suffix [%s]" arc suffix))
 874     (and
 875      ;; decompress
 876      (elmo-archive-call-process
 877       (car decompress) (append (cdr decompress) (list arc)))
 878      ;; append (or delete)
 879      (elmo-archive-exec-msgs-subr2
 880       (car exec) (append (cdr exec) (list arc-tar)) tmp-msgs (length arc-tar))
 881      ;; compress
 882      (setq ret-val
 883            (elmo-archive-call-process
 884             (car compress) (append (cdr compress) (list arc-tar)))))
 885     ;; delete temporary messages
 886     (if (and (not copy)
 887              (eq exec-type 'append))
 888         (while tmp-msgs
 889           (if (file-exists-p (car tmp-msgs))
 890               (delete-file (car tmp-msgs)))
 891           (setq tmp-msgs (cdr tmp-msgs))))
 892     ret-val))
 893
 894 (defun elmo-archive-tgz-cp-func (args &optional output)
 895   (elmo-archive-tgz-common-func args 'append t))
 896
 897 (defun elmo-archive-tgz-mv-func (args &optional output)
 898   (elmo-archive-tgz-common-func args 'append))
 899
 900 (defun elmo-archive-tgz-rm-func (args &optional output)
 901   (elmo-archive-tgz-common-func args 'delete))
 902
 903 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 904 ;;; MessageDB functions (from elmo-localdir.el)
 905
 906 (defsubst elmo-archive-msgdb-create-entity-subr (msgdb number)
 907   (let (header-end)
 908     (set-buffer-multibyte default-enable-multibyte-characters)
 909     (goto-char (point-min))
 910     (if (re-search-forward "\\(^--.*$\\)\\|\\(\n\n\\)" nil t)
 911         (setq header-end (point))
 912       (setq header-end (point-max)))
 913     (narrow-to-region (point-min) header-end)
 914     (elmo-msgdb-create-message-entity-from-buffer
 915      (elmo-msgdb-message-entity-handler msgdb) number)))
 916
 917 ;; verrrry slow!!
 918 (defsubst elmo-archive-msgdb-create-entity (msgdb
 919                                             method
 920                                             archive number type
 921                                             &optional prefix)
 922   (let* ((msg (elmo-concat-path prefix (int-to-string number)))
 923          (arg-list (list archive msg)))
 924     (when (elmo-archive-article-exists-p archive msg type)
 925       ;; insert article.
 926       (as-binary-process
 927        (elmo-archive-call-method method arg-list t))
 928       (elmo-archive-msgdb-create-entity-subr msgdb number))))
 929
 930 (luna-define-method elmo-folder-msgdb-create ((folder elmo-archive-folder)
 931                                               numbers flag-table)
 932   (when numbers
 933     (save-excursion ;; 981005
 934       (elmo-with-progress-display (elmo-folder-create-msgdb (length numbers))
 935           "Creating msgdb"
 936         (if (and elmo-archive-use-izip-agent
 937                  (elmo-archive-get-method
 938                   (elmo-archive-folder-archive-type-internal folder)
 939                   'cat-headers))
 940             (elmo-archive-msgdb-create-as-numlist-subr2
 941              folder numbers flag-table)
 942           (elmo-archive-msgdb-create-as-numlist-subr1
 943            folder numbers flag-table))))))
 944
 945 (defun elmo-archive-msgdb-create-as-numlist-subr1 (folder numlist flag-table)
 946   (let* ((type (elmo-archive-folder-archive-type-internal folder))
 947          (file (elmo-archive-get-archive-name folder))
 948          (method (elmo-archive-get-method type 'cat))
 949          (new-msgdb (elmo-make-msgdb))
 950          entity message-id flags)
 951     (with-temp-buffer
 952       (while numlist
 953         (erase-buffer)
 954         (setq entity
 955               (elmo-archive-msgdb-create-entity
 956                new-msgdb
 957                method file (car numlist) type
 958                (elmo-archive-folder-archive-prefix-internal folder)))
 959         (when entity
 960           (setq message-id (elmo-message-entity-field entity 'message-id)
 961                 flags (elmo-flag-table-get flag-table message-id))
 962           (elmo-global-flags-set flags folder (car numlist) message-id)
 963           (elmo-msgdb-append-entity new-msgdb entity flags))
 964         (elmo-progress-notify 'elmo-folder-msgdb-create)
 965         (setq numlist (cdr numlist)))
 966       new-msgdb)))
 967
 968 ;;; info-zip agent
 969 (defun elmo-archive-msgdb-create-as-numlist-subr2 (folder
 970                                                    numlist
 971                                                    flag-table)
 972   (let* ((delim1 elmo-mmdf-delimiter)           ;; MMDF
 973          (delim2 elmo-unixmail-delimiter)       ;; UNIX Mail
 974          (type (elmo-archive-folder-archive-type-internal folder))
 975          (prefix (elmo-archive-folder-archive-prefix-internal folder))
 976          (method (elmo-archive-get-method type 'cat-headers))
 977          (prog (car method))
 978          (args (cdr method))
 979          (arc (elmo-archive-get-archive-name folder))
 980          (new-msgdb (elmo-make-msgdb))
 981          n msgs case-fold-search)
 982     (with-temp-buffer
 983       (while numlist
 984         (setq n (min (1- elmo-archive-fetch-headers-volume)
 985                      (1- (length numlist))))
 986         (setq msgs (reverse (memq (nth n numlist) (reverse numlist))))
 987         (setq numlist (nthcdr (1+ n) numlist))
 988         (erase-buffer)
 989         (insert
 990          (mapconcat
 991           'concat
 992           (mapcar '(lambda (x) (elmo-concat-path prefix (int-to-string x))) msgs)
 993           "\n"))
 994         (as-binary-process (apply 'call-process-region
 995                                   (point-min) (point-max)
 996                                   prog t t nil (append args (list arc))))
 997         (goto-char (point-min))
 998         (cond
 999          ((looking-at delim1)   ;; MMDF
1000           (elmo-msgdb-append
1001            new-msgdb
1002            (elmo-archive-parse-mmdf folder msgs flag-table)))
1003 ;;;      ((looking-at delim2)   ;; UNIX MAIL
1004 ;;;       (elmo-msgdb-append
1005 ;;;        new-msgdb
1006 ;;;        (elmo-archive-parse-unixmail msgs flag-table)))
1007          (t                     ;; unknown format
1008           (error "Unknown format!")))
1009         (elmo-progress-notify 'elmo-folder-msgdb-create)))
1010     new-msgdb))
1011
1012 (defun elmo-archive-parse-mmdf (folder msgs flag-table)
1013   (let ((delim elmo-mmdf-delimiter)
1014         (new-msgdb (elmo-make-msgdb))
1015         number sp ep rest entity
1016         message-id flags)
1017     (goto-char (point-min))
1018     (setq rest msgs)
1019     (while (and rest (re-search-forward delim nil t)
1020                 (not (eobp)))
1021       (setq number (car rest))
1022       (setq sp (1+ (point)))
1023       (setq ep (prog2 (re-search-forward delim)
1024                    (1+ (- (point) (length delim)))))
1025       (if (>= sp ep)                    ; no article!
1026           ()                            ; nop
1027         (save-excursion
1028           (narrow-to-region sp ep)
1029           (setq entity (elmo-archive-msgdb-create-entity-subr new-msgdb number)
1030                 message-id (elmo-message-entity-field entity 'message-id)
1031                 flags (elmo-flag-table-get flag-table message-id))
1032           (elmo-global-flags-set flags folder number message-id)
1033           (elmo-msgdb-append-entity new-msgdb entity flags)
1034           (widen)))
1035       (forward-line 1)
1036       (setq rest (cdr rest)))
1037     new-msgdb))
1038
1039
1040 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1041 ;;; Search functions
1042
1043 (defsubst elmo-archive-field-condition-match (folder number number-list
1044                                                      condition prefix)
1045   (save-excursion
1046     (let* ((type (elmo-archive-folder-archive-type-internal folder))
1047            (arc (elmo-archive-get-archive-name folder))
1048            (method (elmo-archive-get-method type 'cat))
1049            (args (list arc (elmo-concat-path prefix (int-to-string number)))))
1050       (elmo-set-work-buf
1051        (when (file-exists-p arc)
1052          (as-binary-process
1053           (elmo-archive-call-method method args t))
1054          (set-buffer-multibyte default-enable-multibyte-characters)
1055          (decode-mime-charset-region (point-min)(point-max) elmo-mime-charset)
1056          (elmo-message-buffer-match-condition condition number))))))
1057
1058 (luna-define-method elmo-folder-search ((folder elmo-archive-folder)
1059                                         condition &optional from-msgs)
1060   (let* (;;(args (elmo-string-to-list key))
1061          ;; XXX: I don't know whether `elmo-archive-list-folder'
1062          ;;      updates match-data.
1063          ;; (msgs (or from-msgs (elmo-archive-list-folder spec)))
1064          (msgs (or from-msgs (elmo-folder-list-messages folder)))
1065          (case-fold-search nil)
1066          ret-val)
1067     (elmo-with-progress-display (elmo-folder-search (length msgs)) "Searching"
1068       (dolist (number msgs)
1069         (when (elmo-archive-field-condition-match
1070                folder number msgs
1071                condition
1072                (elmo-archive-folder-archive-prefix-internal folder))
1073           (setq ret-val (cons number ret-val)))
1074         (elmo-progress-notify 'elmo-folder-search)))
1075     (nreverse ret-val)))
1076
1077 ;;; method(alist)
1078 (if (null elmo-archive-method-alist)
1079     (let ((mlist elmo-archive-method-list) ; from mew-highlight.el
1080           method type str)
1081       (while mlist
1082         (setq method (car mlist))
1083         (setq mlist (cdr mlist))
1084         (setq str (symbol-name method))
1085         (string-match "elmo-archive-\\([^-].*\\)-method-alist$" str)
1086         (setq type (intern-soft
1087                     (elmo-match-string 1 str)))
1088         (setq elmo-archive-method-alist
1089               (cons (cons type
1090                           (symbol-value method))
1091                     elmo-archive-method-alist)))))
1092
1093 ;;; valid suffix(list)
1094 (if (null elmo-archive-suffixes)
1095     (let ((slist elmo-archive-suffix-alist)
1096           tmp)
1097       (while slist
1098         (setq tmp (car slist))
1099         (setq elmo-archive-suffixes
1100               (nconc elmo-archive-suffixes (list (cdr tmp))))
1101         (setq slist (cdr slist)))))
1102
1103 (luna-define-method elmo-message-use-cache-p ((folder elmo-archive-folder)
1104                                               number)
1105   elmo-archive-use-cache)
1106
1107 ;;; End
1108 (run-hooks 'elmo-archive-load-hook)
1109
1110 (require 'product)
1111 (product-provide (provide 'elmo-archive) (require 'elmo-version))
1112
1113 ;;; elmo-archive.el ends here