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 ()
72 "Preview editing message."
74 (let* (recipients-message
75 (config-exec-flag wl-draft-config-exec-flag)
76 (parent-folder wl-draft-parent-folder)
77 (mime-display-header-hook 'wl-highlight-headers)
78 (mime-header-encode-method-alist
80 '((wl-draft-eword-encode-address-list
81 . (To Cc Bcc Resent-To Resent-Cc Bcc Resent-Bcc)))
82 (if (boundp 'mime-header-encode-method-alist)
83 (symbol-value 'mime-header-encode-method-alist))))
84 mime-view-ignored-field-list ; all header.
85 (mime-edit-translate-buffer-hook
90 (let ((wl-draft-config-exec-flag config-exec-flag)
91 (wl-draft-parent-folder parent-folder))
92 (run-hooks 'wl-draft-send-hook)
93 (setq recipients-message
95 (concat "Recipients: "
98 (wl-draft-deduce-address-list
102 (goto-char (point-min))
106 (regexp-quote mail-header-separator)
112 (kill-buffer (current-buffer))
113 (signal (car err) (cdr err)))))))))
114 mime-edit-translate-buffer-hook)))
115 (mime-edit-preview-message)
116 (let ((buffer-read-only nil))
117 (when wl-highlight-body-too
119 (run-hooks 'wl-draft-preview-message-hook))
120 (message recipients-message)))
122 (defalias 'wl-draft-caesar-region 'mule-caesar-region)
124 (defalias 'wl-draft-insert-message 'mime-edit-insert-message)
126 (defalias 'wl-draft-insert-mail 'mime-edit-insert-mail)
130 (defun wl-message-decode-mode (outbuf inbuf)
131 (let ((mime-view-content-header-filter-hook 'wl-highlight-headers)
132 (mime-display-header-hook 'wl-highlight-headers))
133 (mime-view-mode nil nil nil inbuf outbuf)))
135 (defun wl-message-decode-with-all-header (outbuf inbuf)
136 (let ((mime-view-ignored-field-regexp "^:$")
137 (mime-view-content-header-filter-hook 'wl-highlight-headers)
138 (mime-display-header-hook 'wl-highlight-headers)
139 mime-view-ignored-field-list)
140 (mime-view-mode nil nil nil inbuf outbuf)))
142 (defun wl-message-delete-mime-out-buf ()
143 (let (mime-out-buf mime-out-win)
144 (if (setq mime-out-buf (get-buffer mime-echo-buffer-name))
145 (if (setq mime-out-win (get-buffer-window mime-out-buf))
146 (delete-window mime-out-win)))))
148 (defun wl-message-request-partial (folder number)
150 (elmo-message-fetch (wl-folder-get-elmo-folder folder)
152 (elmo-make-fetch-strategy 'entire)
156 (mime-parse-buffer nil)))
158 (defalias 'wl-message-read 'mime-preview-scroll-up-entity)
159 (defalias 'wl-message-next-content 'mime-preview-move-to-next)
160 (defalias 'wl-message-prev-content 'mime-preview-move-to-previous)
161 (defalias 'wl-message-play-content 'mime-preview-play-current-entity)
162 (defalias 'wl-message-extract-content 'mime-preview-extract-current-entity)
163 (defalias 'wl-message-quit 'mime-preview-quit)
164 (defalias 'wl-message-button-dispatcher-internal
165 'mime-button-dispatcher)
168 (defun wl-summary-burst-subr (message-entity target number)
169 ;; returns new number.
170 (let (content-type entity)
171 (setq content-type (mime-entity-content-type message-entity))
172 (cond ((eq (cdr (assq 'type content-type)) 'multipart)
173 (dolist (entity (mime-entity-children message-entity))
174 (setq number (wl-summary-burst-subr
178 ((and (eq (cdr (assq 'type content-type)) 'message)
179 (eq (cdr (assq 'subtype content-type)) 'rfc822))
180 (message "Bursting...%s" (setq number (+ 1 number)))
182 (car (mime-entity-children message-entity)))
184 (insert (mime-entity-body message-entity))
185 (elmo-folder-append-buffer
187 (mime-entity-fetch-field entity "Message-ID")))))
190 (defun wl-summary-burst ()
193 (let ((raw-buf (wl-summary-get-original-buffer))
194 (view-buf wl-message-buffer)
195 children message-entity content-type target)
197 (setq target wl-summary-buffer-elmo-folder)
198 (while (not (elmo-folder-writable-p target))
200 (wl-summary-read-folder wl-default-folder "to extract to")))
201 (wl-summary-set-message-buffer-or-redisplay)
202 (with-current-buffer view-buf
203 (setq message-entity (get-text-property (point-min) 'mime-view-entity)))
205 (message "Bursting...")
206 (with-current-buffer raw-buf
207 (wl-summary-burst-subr message-entity target 0))
208 (message "Bursting...done"))
209 (if (elmo-folder-plugged-p target)
210 (elmo-folder-check target)))
211 (wl-summary-sync-update)))
213 ;; internal variable.
214 (defvar wl-mime-save-directory nil "Last saved directory.")
215 ;;; Yet another save method.
216 (defun wl-mime-save-content (entity situation)
217 (let ((filename (read-file-name "Save to file: "
219 (or (mime-entity-safe-filename entity)
221 (or wl-mime-save-directory
222 wl-temporary-file-directory)))))
223 (while (file-directory-p filename)
224 (setq filename (read-file-name "Please set filename (not directory): "
226 (if (and (file-exists-p filename)
227 (not (yes-or-no-p (format "File %s exists. Save anyway? "
229 (message "Not saved")
230 (setq wl-mime-save-directory (file-name-directory filename))
231 (mime-write-entity-content entity filename))))
233 ;;; Yet another combine method.
234 (defun wl-mime-combine-message/partial-pieces (entity situation)
235 "Internal method for wl to combine message/partial messages automatically."
237 (let* ((msgdb (save-excursion
238 (set-buffer wl-message-buffer-cur-summary-buffer)
239 (wl-summary-buffer-msgdb)))
240 (mime-display-header-hook 'wl-highlight-headers)
241 (folder wl-message-buffer-cur-folder)
242 (id (or (cdr (assoc "id" situation)) ""))
243 (mother (current-buffer))
244 (summary-buf wl-message-buffer-cur-summary-buffer)
246 (root-dir (expand-file-name
247 (concat "m-prts-" (user-login-name))
248 temporary-file-directory))
250 (setq root-dir (concat root-dir "/" (replace-as-filename id)))
251 (setq full-file (concat root-dir "/FULL"))
252 (if (or (file-exists-p full-file)
253 (not (y-or-n-p "Merge partials? ")))
254 (with-current-buffer mother
255 (mime-store-message/partial-piece entity situation)
256 (setq wl-message-buffer-cur-summary-buffer summary-buf)
257 (make-variable-buffer-local 'mime-preview-over-to-next-method-alist)
258 (setq mime-preview-over-to-next-method-alist
259 (cons (cons 'mime-show-message-mode 'wl-message-exit)
260 mime-preview-over-to-next-method-alist))
261 (make-variable-buffer-local 'mime-preview-over-to-previous-method-alist)
262 (setq mime-preview-over-to-previous-method-alist
263 (cons (cons 'mime-show-message-mode 'wl-message-exit)
264 mime-preview-over-to-previous-method-alist)))
267 (decode-mime-charset-string
268 (mime-entity-read-field entity 'Subject)
269 wl-summary-buffer-mime-charset)))
270 (if (string-match "[0-9\n]+" subject-id)
271 (setq subject-id (substring subject-id 0 (match-beginning 0))))
272 (setq overviews (elmo-msgdb-get-overview msgdb))
276 (regexp-quote subject-id)
277 (elmo-msgdb-overview-entity-get-subject (car overviews)))
279 ;; request message at the cursor in Subject buffer.
280 (wl-message-request-partial
282 (elmo-msgdb-overview-entity-get-number
284 (situation (mime-entity-situation message))
285 (the-id (or (cdr (assoc "id" situation)) "")))
286 (when (string= (downcase the-id)
288 (with-current-buffer mother
289 (mime-store-message/partial-piece message situation))
290 (if (file-exists-p full-file)
292 (setq overviews (cdr overviews)))
293 (message "Not all partials found.")))))
295 (defun wl-mime-display-text/plain (entity situation)
297 (mime-display-text/plain entity situation)
298 (wl-highlight-message beg (point-max) t t)))
300 (defun wl-mime-display-header (entity situation)
301 (let ((elmo-message-ignored-field-list
302 (if wl-message-buffer-all-header-flag
304 wl-message-ignored-field-list))
305 (elmo-message-visible-field-list wl-message-visible-field-list)
306 (elmo-message-sorted-field-list wl-message-sort-field-list))
307 (elmo-mime-insert-header entity situation)
308 (wl-highlight-headers)))
311 (defun wl-mime-setup ()
312 (set-alist 'mime-preview-quitting-method-alist
313 'wl-original-message-mode 'wl-message-exit)
314 (set-alist 'mime-view-over-to-previous-method-alist
315 'wl-original-message-mode 'wl-message-exit)
316 (set-alist 'mime-view-over-to-next-method-alist
317 'wl-original-message-mode 'wl-message-exit)
318 (set-alist 'mime-preview-over-to-previous-method-alist
319 'wl-original-message-mode 'wl-message-exit)
320 (set-alist 'mime-preview-over-to-next-method-alist
321 'wl-original-message-mode 'wl-message-exit)
322 (add-hook 'wl-summary-redisplay-hook 'wl-message-delete-mime-out-buf)
323 (add-hook 'wl-message-exit-hook 'wl-message-delete-mime-out-buf)
325 (ctree-set-calist-strictly
326 'mime-preview-condition
327 '((type . text) (subtype . plain)
329 (body-presentation-method . wl-mime-display-text/plain)
330 (major-mode . wl-original-message-mode)))
332 (ctree-set-calist-strictly
333 'mime-acting-condition
334 '((type . message) (subtype . partial)
335 (method . wl-mime-combine-message/partial-pieces)
336 (request-partial-message-method . wl-message-request-partial)
337 (major-mode . wl-original-message-mode)))
339 (ctree-set-calist-strictly
340 'mime-acting-condition
342 (major-mode . wl-original-message-mode)
343 (method . wl-mime-save-content)))
344 (set-alist 'mime-preview-following-method-alist
345 'wl-original-message-mode
346 (function wl-message-follow-current-entity))
347 (set-alist 'mime-view-following-method-alist
348 'wl-original-message-mode
349 (function wl-message-follow-current-entity))
350 (set-alist 'mime-edit-message-inserter-alist
351 'wl-draft-mode (function wl-draft-insert-current-message))
352 (set-alist 'mime-edit-mail-inserter-alist
353 'wl-draft-mode (function wl-draft-insert-get-message))
354 (set-alist 'mime-edit-split-message-sender-alist
356 (cdr (assq 'mail-mode mime-edit-split-message-sender-alist)))
357 (set-alist 'mime-raw-representation-type-alist
358 'wl-original-message-mode 'binary)
359 ;; Sort and highlight header fields.
360 (or wl-message-ignored-field-list
361 (setq wl-message-ignored-field-list
362 mime-view-ignored-field-list))
363 (or wl-message-visible-field-list
364 (setq wl-message-visible-field-list
365 mime-view-visible-field-list))
366 (set-alist 'mime-header-presentation-method-alist
367 'wl-original-message-mode
368 'wl-mime-display-header)
369 ;; To avoid overriding wl-draft-mode-map.
370 (when (boundp 'mime-setup-signature-key-alist)
371 (unless (assq 'wl-draft-mode mime-setup-signature-key-alist)
372 (setq mime-setup-signature-key-alist
373 (cons '(wl-draft-mode . "\C-c\C-w")
374 mime-setup-signature-key-alist)))))
377 (product-provide (provide 'wl-mime) (require 'wl-version))
379 ;;; wl-mime.el ends here