elmo/elmo-pipe.el

   1 ;;; elmo-pipe.el -- PIPE Interface for ELMO.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4
   5 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   6 ;; Keywords: mail, net news
   7
   8 ;; This file is part of ELMO (Elisp Library for Message Orchestration).
   9
  10 ;; This program is free software; you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation; either version 2, or (at your option)
  13 ;; any later version.
  14 ;;
  15 ;; This program is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19 ;;
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  23 ;; Boston, MA 02111-1307, USA.
  24 ;;
  25
  26 ;;; Commentary:
  27 ;;
  28
  29 ;;; Code:
  30 ;;
  31
  32 (require 'elmo)
  33
  34 ;;; ELMO pipe folder
  35 (eval-and-compile
  36   (luna-define-class elmo-pipe-folder (elmo-folder)
  37                      (src dst))
  38   (luna-define-internal-accessors 'elmo-pipe-folder))
  39
  40 (luna-define-method elmo-folder-initialize ((folder elmo-pipe-folder)
  41                                             name)
  42   (when (string-match "^\\([^|]*\\)|\\(.*\\)$" name)
  43     (elmo-pipe-folder-set-src-internal folder
  44                                        (elmo-make-folder
  45                                         (elmo-match-string 1 name)))
  46     (elmo-pipe-folder-set-dst-internal folder
  47                                        (elmo-make-folder
  48                                         (elmo-match-string 2 name))))
  49   folder)
  50
  51 (luna-define-method elmo-folder-get-primitive-list ((folder elmo-pipe-folder))
  52   (elmo-flatten
  53    (mapcar
  54     'elmo-folder-get-primitive-list
  55     (list (elmo-pipe-folder-src-internal folder)
  56           (elmo-pipe-folder-dst-internal folder)))))
  57
  58 (luna-define-method elmo-folder-contains-type ((folder elmo-pipe-folder)
  59                                                type)
  60   (or (elmo-folder-contains-type (elmo-pipe-folder-src-internal folder) type)
  61       (elmo-folder-contains-type (elmo-pipe-folder-dst-internal folder) type)))
  62
  63 (luna-define-method elmo-folder-msgdb-create ((folder elmo-pipe-folder)
  64                                               numlist new-mark already-mark
  65                                               seen-mark important-mark
  66                                               seen-list)
  67   (elmo-folder-msgdb-create (elmo-pipe-folder-dst-internal folder)
  68                             numlist new-mark already-mark
  69                             seen-mark important-mark seen-list))
  70
  71 (luna-define-method elmo-folder-append-messages ((folder elmo-pipe-folder)
  72                                                  src-folder numbers
  73                                                  unread-marks
  74                                                  &optional same-number)
  75   (elmo-folder-append-messages (elmo-pipe-folder-dst-internal folder)
  76                                src-folder numbers
  77                                unread-marks
  78                                same-number))
  79
  80 (luna-define-method elmo-folder-append-buffer ((folder elmo-pipe-folder)
  81                                                unread &optional number)
  82   (elmo-folder-append-buffer (elmo-pipe-folder-dst-internal folder)
  83                              unread number))
  84
  85 (luna-define-method elmo-message-fetch ((folder elmo-pipe-folder)
  86                                         number strategy
  87                                         &optional section outbuf unseen)
  88   (elmo-message-fetch (elmo-pipe-folder-dst-internal folder)
  89                       number strategy section outbuf unseen))
  90
  91 (luna-define-method elmo-folder-delete-messages ((folder elmo-pipe-folder)
  92                                                  numbers)
  93   (elmo-folder-delete-messages (elmo-pipe-folder-dst-internal folder)
  94                                numbers))
  95
  96 (defvar elmo-pipe-drained-hook nil "A hook called when the pipe is flushed.")
  97
  98 (defun elmo-pipe-drain (src dst)
  99   "Move all messages of SRC to DST."
 100   (let ((elmo-inhibit-number-mapping t) ; No need to use UIDL
 101         msgs len)
 102     (message "Checking %s..." (elmo-folder-name-internal src))
 103     (elmo-folder-open-internal src)
 104     (setq msgs (elmo-folder-list-messages src)
 105           len (length msgs))
 106     (when (> len elmo-display-progress-threshold)
 107       (elmo-progress-set 'elmo-folder-move-messages
 108                          len "Moving messages..."))
 109     (unwind-protect
 110         (elmo-folder-move-messages src msgs dst)
 111       (elmo-progress-clear 'elmo-folder-move-messages)))
 112   ;; Don't save msgdb here.
 113   ;; Because summary view of original folder is not updated yet.
 114   (elmo-folder-close-internal src)
 115   (run-hooks 'elmo-pipe-drained-hook))
 116
 117 (luna-define-method elmo-folder-open-internal ((folder elmo-pipe-folder))
 118   (elmo-folder-open-internal (elmo-pipe-folder-dst-internal folder))
 119   (let ((src-folder (elmo-pipe-folder-src-internal folder))
 120         (dst-folder (elmo-pipe-folder-dst-internal folder)))
 121     (when (and (elmo-folder-plugged-p src-folder)
 122                (elmo-folder-plugged-p dst-folder))
 123       (elmo-pipe-drain src-folder dst-folder))))
 124
 125 (luna-define-method elmo-folder-close-internal ((folder elmo-pipe-folder))
 126   (elmo-folder-close-internal(elmo-pipe-folder-dst-internal folder)))
 127
 128 (luna-define-method elmo-folder-list-messages-internal
 129   ((folder elmo-pipe-folder) &optional nohide)
 130   (elmo-folder-list-messages-internal (elmo-pipe-folder-dst-internal
 131                                        folder) nohide))
 132
 133 (luna-define-method elmo-folder-list-unreads-internal
 134   ((folder elmo-pipe-folder) unread-marks &optional mark-alist)
 135   (elmo-folder-list-unreads-internal (elmo-pipe-folder-dst-internal folder)
 136                                      unread-marks mark-alist))
 137
 138 (luna-define-method elmo-folder-list-importants-internal
 139   ((folder elmo-pipe-folder) important-mark)
 140   (elmo-folder-list-importants-internal (elmo-pipe-folder-dst-internal folder)
 141                                         important-mark))
 142
 143 (luna-define-method elmo-folder-status ((folder elmo-pipe-folder))
 144   (elmo-folder-open-internal (elmo-pipe-folder-src-internal folder))
 145   (elmo-folder-open-internal (elmo-pipe-folder-dst-internal folder))
 146   (let* ((elmo-inhibit-number-mapping t)
 147          (src-length (length (elmo-folder-list-messages
 148                               (elmo-pipe-folder-src-internal folder))))
 149          (dst-list (elmo-folder-list-messages
 150                     (elmo-pipe-folder-dst-internal folder))))
 151     (prog1 (cons (+ src-length (elmo-max-of-list dst-list))
 152                  (+ src-length (length dst-list)))
 153       ;; No save.
 154       (elmo-folder-close-internal (elmo-pipe-folder-src-internal folder))
 155       (elmo-folder-close-internal (elmo-pipe-folder-dst-internal folder)))))
 156
 157 (luna-define-method elmo-folder-exists-p ((folder elmo-pipe-folder))
 158   (and (elmo-folder-exists-p (elmo-pipe-folder-src-internal folder))
 159        (elmo-folder-exists-p (elmo-pipe-folder-dst-internal folder))))
 160
 161 (luna-define-method elmo-folder-expand-msgdb-path ((folder
 162                                                     elmo-pipe-folder))
 163   ;; Share with destination...OK?
 164   (elmo-folder-expand-msgdb-path (elmo-pipe-folder-dst-internal folder)))
 165
 166 (luna-define-method elmo-folder-newsgroups ((folder elmo-pipe-folder))
 167   (elmo-folder-newsgroups (elmo-pipe-folder-target-internal folder)))
 168
 169 (luna-define-method elmo-folder-creatable-p ((folder elmo-pipe-folder))
 170   (and (elmo-folder-creatable-p (elmo-pipe-folder-src-internal folder))
 171        (elmo-folder-creatable-p (elmo-pipe-folder-dst-internal folder))))
 172
 173 (luna-define-method elmo-folder-writable-p ((folder elmo-pipe-folder))
 174   (elmo-folder-writable-p (elmo-pipe-folder-dst-internal folder)))
 175
 176 (luna-define-method elmo-folder-create ((folder elmo-pipe-folder))
 177   (if (and (not (elmo-folder-exists-p (elmo-pipe-folder-src-internal folder)))
 178            (elmo-folder-creatable-p (elmo-pipe-folder-src-internal folder)))
 179       (elmo-folder-create (elmo-pipe-folder-src-internal folder)))
 180   (if (and (not (elmo-folder-exists-p (elmo-pipe-folder-dst-internal folder)))
 181            (elmo-folder-creatable-p (elmo-pipe-folder-dst-internal folder)))
 182       (elmo-folder-create (elmo-pipe-folder-dst-internal folder))))
 183
 184 (luna-define-method elmo-folder-search ((folder elmo-pipe-folder)
 185                                         condition &optional numlist)
 186   (elmo-folder-search (elmo-pipe-folder-dst-internal folder)
 187                       condition numlist))
 188
 189 (luna-define-method elmo-message-use-cache-p ((folder elmo-pipe-folder) number)
 190   (elmo-message-use-cache-p (elmo-pipe-folder-dst-internal folder) number))
 191
 192 (luna-define-method elmo-folder-check ((folder elmo-pipe-folder))
 193   (elmo-folder-close-internal folder)
 194   (elmo-folder-open-internal folder))
 195
 196 (luna-define-method elmo-folder-plugged-p ((folder elmo-pipe-folder))
 197   (and (elmo-folder-plugged-p (elmo-pipe-folder-src-internal folder))
 198        (elmo-folder-plugged-p (elmo-pipe-folder-dst-internal folder))))
 199
 200 (luna-define-method elmo-folder-message-file-p ((folder elmo-pipe-folder))
 201   (elmo-folder-message-file-p (elmo-pipe-folder-dst-internal folder)))
 202
 203 (luna-define-method elmo-message-file-p ((folder elmo-pipe-folder) number)
 204   (elmo-message-file-p (elmo-pipe-folder-dst-internal folder) number))
 205
 206 (luna-define-method elmo-message-file-name ((folder elmo-pipe-folder) number)
 207   (elmo-message-file-name (elmo-pipe-folder-dst-internal folder) number))
 208
 209 (luna-define-method elmo-folder-message-file-number-p ((folder
 210                                                         elmo-pipe-folder))
 211   (elmo-folder-message-file-number-p (elmo-pipe-folder-dst-internal folder)))
 212
 213 (luna-define-method elmo-folder-message-file-directory ((folder
 214                                                          elmo-pipe-folder))
 215   (elmo-folder-message-file-directory
 216    (elmo-pipe-folder-dst-internal folder)))
 217
 218 (luna-define-method elmo-folder-message-make-temp-file-p
 219   ((folder elmo-pipe-folder))
 220   (elmo-folder-message-make-temp-file-p
 221    (elmo-pipe-folder-dst-internal folder)))
 222
 223 (luna-define-method elmo-folder-message-make-temp-files ((folder
 224                                                           elmo-pipe-folder)
 225                                                          numbers
 226                                                          &optional
 227                                                          start-number)
 228   (elmo-folder-message-make-temp-files
 229    (elmo-pipe-folder-dst-internal folder) numbers start-number))
 230
 231 (luna-define-method elmo-folder-mark-as-read ((folder elmo-pipe-folder)
 232                                               numbers)
 233   (elmo-folder-mark-as-read (elmo-pipe-folder-dst-internal folder)
 234                             numbers))
 235
 236 (luna-define-method elmo-folder-unmark-read ((folder elmo-pipe-folder)
 237                                               numbers)
 238   (elmo-folder-unmark-read (elmo-pipe-folder-dst-internal folder)
 239                            numbers))
 240
 241 (luna-define-method elmo-folder-unmark-important ((folder elmo-pipe-folder)
 242                                                   numbers)
 243   (elmo-folder-unmark-important (elmo-pipe-folder-dst-internal folder)
 244                                 numbers))
 245
 246 (luna-define-method elmo-folder-mark-as-important ((folder elmo-pipe-folder)
 247                                                    numbers)
 248   (elmo-folder-mark-as-important (elmo-pipe-folder-dst-internal folder)
 249                                  numbers))
 250
 251 (luna-define-method elmo-folder-pack-numbers ((folder elmo-pipe-folder))
 252   (elmo-folder-pack-numbers (elmo-pipe-folder-dst-internal folder)))
 253
 254 (require 'product)
 255 (product-provide (provide 'elmo-pipe) (require 'elmo-version))
 256
 257 ;;; elmo-pipe.el ends here