1 ;;; wl-mime.el --- SEMI implementations of MIME processing on Wanderlust.
3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
5 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
6 ;; Keywords: mail, net news
8 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
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)
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.
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.
38 (defalias-maybe 'Meadow-version 'ignore))
40 (defvar xemacs-betaname)
41 (defvar xemacs-codename)
42 (defvar enable-multibyte-characters)
47 (defalias 'wl-draft-editor-mode 'mime-edit-mode)
49 (defalias 'wl-draft-decode-message-in-buffer
50 'mime-edit-decode-message-in-buffer)
52 (defun wl-draft-yank-current-message-entity ()
53 "Yank currently displayed message entity.
54 By setting following-method as yank-content."
55 (let ((wl-draft-buffer (current-buffer))
56 (mime-view-following-method-alist
57 (list (cons 'wl-original-message-mode
58 (function wl-draft-yank-to-draft-buffer))))
59 (mime-preview-following-method-alist
60 (list (cons 'wl-original-message-mode
61 (function wl-draft-yank-to-draft-buffer)))))
62 (if (get-buffer (wl-current-message-buffer))
65 (set-buffer (wl-current-message-buffer))
67 (mime-preview-follow-current-entity))))))
69 (defalias 'wl-draft-enclose-digest-region 'mime-edit-enclose-digest-region)
71 (defun wl-draft-preview-message ()
74 (let* (recipients-message
75 (config-exec-flag wl-draft-config-exec-flag)
76 (mime-display-header-hook 'wl-highlight-headers)
77 (mime-header-encode-method-alist
79 '((wl-draft-eword-encode-address-list
80 . (To Cc Bcc Resent-To Resent-Cc Bcc Resent-Bcc)))
81 mime-header-encode-method-alist))
82 mime-view-ignored-field-list ; all header.
83 (mime-edit-translate-buffer-hook
88 (let ((wl-draft-config-exec-flag config-exec-flag))
89 (run-hooks 'wl-draft-send-hook)
90 (setq recipients-message
92 (concat "Recipients: "
95 (wl-draft-deduce-address-list
99 (goto-char (point-min))
103 (regexp-quote mail-header-separator)
109 (kill-buffer (current-buffer))
110 (signal (car err) (cdr err)))))))))
111 mime-edit-translate-buffer-hook)))
112 (mime-edit-preview-message)
113 (let ((buffer-read-only nil))
114 (when wl-highlight-body-too
116 (run-hooks 'wl-draft-preview-message-hook))
117 (message recipients-message)))
119 (defalias 'wl-draft-caesar-region 'mule-caesar-region)
121 (defalias 'wl-draft-insert-message 'mime-edit-insert-message)
123 (defalias 'wl-draft-insert-mail 'mime-edit-insert-mail)
127 (defun wl-message-decode-mode (outbuf inbuf)
128 (let ((mime-view-content-header-filter-hook 'wl-highlight-headers)
129 (mime-display-header-hook 'wl-highlight-headers))
130 (mime-view-mode nil nil nil inbuf outbuf)))
132 (defun wl-message-decode-with-all-header (outbuf inbuf)
133 (let ((mime-view-ignored-field-regexp "^:$")
134 (mime-view-content-header-filter-hook 'wl-highlight-headers)
135 (mime-display-header-hook 'wl-highlight-headers)
136 mime-view-ignored-field-list)
137 (mime-view-mode nil nil nil inbuf outbuf)))
139 (defun wl-message-delete-mime-out-buf ()
140 (let (mime-out-buf mime-out-win)
141 (if (setq mime-out-buf (get-buffer mime-echo-buffer-name))
142 (if (setq mime-out-win (get-buffer-window mime-out-buf))
143 (delete-window mime-out-win)))))
145 (defun wl-message-request-partial (folder number)
147 (elmo-message-fetch (wl-folder-get-elmo-folder folder)
149 (elmo-make-fetch-strategy 'entire)
153 (mime-parse-buffer nil)))
155 (defalias 'wl-message-read 'mime-preview-scroll-up-entity)
156 (defalias 'wl-message-next-content 'mime-preview-move-to-next)
157 (defalias 'wl-message-prev-content 'mime-preview-move-to-previous)
158 (defalias 'wl-message-play-content 'mime-preview-play-current-entity)
159 (defalias 'wl-message-extract-content 'mime-preview-extract-current-entity)
160 (defalias 'wl-message-quit 'mime-preview-quit)
161 (defalias 'wl-message-button-dispatcher-internal
162 'mime-button-dispatcher)
165 (defun wl-summary-burst-subr (message-entity target number)
166 ;; returns new number.
167 (let (content-type entity)
168 (setq content-type (mime-entity-content-type message-entity))
169 (cond ((eq (cdr (assq 'type content-type)) 'multipart)
170 (dolist (entity (mime-entity-children message-entity))
171 (setq number (wl-summary-burst-subr
175 ((and (eq (cdr (assq 'type content-type)) 'message)
176 (eq (cdr (assq 'subtype content-type)) 'rfc822))
177 (message "Bursting...%s" (setq number (+ 1 number)))
179 (car (mime-entity-children message-entity)))
181 (insert (mime-entity-body message-entity))
182 (elmo-folder-append-buffer
184 (mime-entity-fetch-field entity "Message-ID")))))
187 (defun wl-summary-burst ()
190 (let ((raw-buf (wl-summary-get-original-buffer))
191 (view-buf wl-message-buffer)
192 children message-entity content-type target)
194 (setq target wl-summary-buffer-elmo-folder)
195 (while (not (elmo-folder-writable-p target))
197 (wl-summary-read-folder wl-default-folder "to extract to")))
198 (wl-summary-set-message-buffer-or-redisplay)
199 (with-current-buffer view-buf
200 (setq message-entity (get-text-property (point-min) 'mime-view-entity)))
202 (message "Bursting...")
203 (with-current-buffer raw-buf
204 (wl-summary-burst-subr message-entity target 0))
205 (message "Bursting...done"))
206 (if (elmo-folder-plugged-p target)
207 (elmo-folder-check target)))
208 (wl-summary-sync-update)))
210 ;; internal variable.
211 (defvar wl-mime-save-directory nil "Last saved directory.")
212 ;;; Yet another save method.
213 (defun wl-mime-save-content (entity situation)
214 (let ((filename (read-file-name "Save to file: "
216 (or (mime-entity-safe-filename entity)
218 (or wl-mime-save-directory
219 wl-temporary-file-directory)))))
220 (while (file-directory-p filename)
221 (setq filename (read-file-name "Please set filename (not directory): "
223 (if (file-exists-p filename)
224 (or (yes-or-no-p (format "File %s exists. Save anyway? " filename))
225 (message "Not saved")))
226 (setq wl-mime-save-directory (file-name-directory filename))
227 (mime-write-entity-content entity filename)))
229 ;;; Yet another combine method.
230 (defun wl-mime-combine-message/partial-pieces (entity situation)
231 "Internal method for wl to combine message/partial messages automatically."
233 (let* ((msgdb (save-excursion
234 (set-buffer wl-message-buffer-cur-summary-buffer)
235 (wl-summary-buffer-msgdb)))
236 (mime-display-header-hook 'wl-highlight-headers)
237 (folder wl-message-buffer-cur-folder)
238 (id (or (cdr (assoc "id" situation)) ""))
239 (mother (current-buffer))
240 (summary-buf wl-message-buffer-cur-summary-buffer)
242 (root-dir (expand-file-name
243 (concat "m-prts-" (user-login-name))
244 temporary-file-directory))
246 (setq root-dir (concat root-dir "/" (replace-as-filename id)))
247 (setq full-file (concat root-dir "/FULL"))
248 (if (or (file-exists-p full-file)
249 (not (y-or-n-p "Merge partials? ")))
250 (with-current-buffer mother
251 (mime-store-message/partial-piece entity situation)
252 (setq wl-message-buffer-cur-summary-buffer summary-buf)
253 (make-variable-buffer-local 'mime-preview-over-to-next-method-alist)
254 (setq mime-preview-over-to-next-method-alist
255 (cons (cons 'mime-show-message-mode 'wl-message-exit)
256 mime-preview-over-to-next-method-alist))
257 (make-variable-buffer-local 'mime-preview-over-to-previous-method-alist)
258 (setq mime-preview-over-to-previous-method-alist
259 (cons (cons 'mime-show-message-mode 'wl-message-exit)
260 mime-preview-over-to-previous-method-alist)))
263 (decode-mime-charset-string
264 (mime-entity-read-field entity 'Subject)
265 wl-summary-buffer-mime-charset)))
266 (if (string-match "[0-9\n]+" subject-id)
267 (setq subject-id (substring subject-id 0 (match-beginning 0))))
268 (setq overviews (elmo-msgdb-get-overview msgdb))
272 (regexp-quote subject-id)
273 (elmo-msgdb-overview-entity-get-subject (car overviews)))
275 ;; request message at the cursor in Subject buffer.
276 (wl-message-request-partial
278 (elmo-msgdb-overview-entity-get-number
280 (situation (mime-entity-situation message))
281 (the-id (or (cdr (assoc "id" situation)) "")))
282 (when (string= (downcase the-id)
284 (with-current-buffer mother
285 (mime-store-message/partial-piece message situation))
286 (if (file-exists-p full-file)
288 (setq overviews (cdr overviews)))
289 (message "Not all partials found.")))))
291 (defun wl-mime-display-text/plain (entity situation)
293 (mime-display-text/plain entity situation)
294 (wl-highlight-message beg (point-max) t t)))
296 (defun wl-mime-display-header (entity situation)
297 (let ((elmo-message-ignored-field-list
298 (if wl-message-buffer-all-header-flag
300 wl-message-ignored-field-list))
301 (elmo-message-visible-field-list wl-message-visible-field-list)
302 (elmo-message-sorted-field-list wl-message-sort-field-list))
303 (elmo-mime-insert-header entity situation)
304 (wl-highlight-headers)))
307 (defun wl-mime-setup ()
308 (set-alist 'mime-preview-quitting-method-alist
309 'wl-original-message-mode 'wl-message-exit)
310 (set-alist 'mime-view-over-to-previous-method-alist
311 'wl-original-message-mode 'wl-message-exit)
312 (set-alist 'mime-view-over-to-next-method-alist
313 'wl-original-message-mode 'wl-message-exit)
314 (set-alist 'mime-preview-over-to-previous-method-alist
315 'wl-original-message-mode 'wl-message-exit)
316 (set-alist 'mime-preview-over-to-next-method-alist
317 'wl-original-message-mode 'wl-message-exit)
318 (add-hook 'wl-summary-redisplay-hook 'wl-message-delete-mime-out-buf)
319 (add-hook 'wl-message-exit-hook 'wl-message-delete-mime-out-buf)
321 (ctree-set-calist-strictly
322 'mime-preview-condition
323 '((type . text) (subtype . plain)
325 (body-presentation-method . wl-mime-display-text/plain)
326 (major-mode . wl-original-message-mode)))
328 (ctree-set-calist-strictly
329 'mime-acting-condition
330 '((type . message) (subtype . partial)
331 (method . wl-mime-combine-message/partial-pieces)
332 (request-partial-message-method . wl-message-request-partial)
333 (major-mode . wl-original-message-mode)))
335 (ctree-set-calist-strictly
336 'mime-acting-condition
338 (major-mode . wl-original-message-mode)
339 (method . wl-mime-save-content)))
340 (set-alist 'mime-preview-following-method-alist
341 'wl-original-message-mode
342 (function wl-message-follow-current-entity))
343 (set-alist 'mime-view-following-method-alist
344 'wl-original-message-mode
345 (function wl-message-follow-current-entity))
346 (set-alist 'mime-edit-message-inserter-alist
347 'wl-draft-mode (function wl-draft-insert-current-message))
348 (set-alist 'mime-edit-mail-inserter-alist
349 'wl-draft-mode (function wl-draft-insert-get-message))
350 (set-alist 'mime-edit-split-message-sender-alist
352 (cdr (assq 'mail-mode mime-edit-split-message-sender-alist)))
353 (set-alist 'mime-raw-representation-type-alist
354 'wl-original-message-mode 'binary)
355 ;; Sort and highlight header fields.
356 (or wl-message-ignored-field-list
357 (setq wl-message-ignored-field-list
358 mime-view-ignored-field-list))
359 (or wl-message-visible-field-list
360 (setq wl-message-visible-field-list
361 mime-view-visible-field-list))
362 (set-alist 'mime-header-presentation-method-alist
363 'wl-original-message-mode
364 'wl-mime-display-header)
365 ;; To avoid overriding wl-draft-mode-map.
366 (when (boundp 'mime-setup-signature-key-alist)
367 (unless (assq 'wl-draft-mode mime-setup-signature-key-alist)
368 (setq mime-setup-signature-key-alist
369 (cons '(wl-draft-mode . "\C-c\C-w")
370 mime-setup-signature-key-alist)))))
373 (product-provide (provide 'wl-mime) (require 'wl-version))
375 ;;; wl-mime.el ends here