1 ;;; wl-mime.el -- SEMI implementations of MIME processing on Wanderlust.
3 ;; Copyright 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 'mmelmo-original-mode
58 (function wl-draft-yank-to-draft-buffer))))
59 (mime-preview-following-method-alist
60 (list (cons 'mmelmo-original-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 ;; SEMI 1.13.5 or later.
72 ;; (mime-display-message
74 ;; PREVIEW-BUFFER MOTHER DEFAULT-KEYMAP-OR-FUNCTION ORIGINAL-MAJOR-MODE)
75 ;; SEMI 1.13.4 or earlier.
76 ;; (mime-display-message
78 ;; PREVIEW-BUFFER MOTHER DEFAULT-KEYMAP-OR-FUNCTION)
79 (static-if (or (and mime-user-interface-product
80 (eq (nth 0 (aref mime-user-interface-product 1)) 1)
81 (>= (nth 1 (aref mime-user-interface-product 1)) 14))
82 (and mime-user-interface-product
83 (eq (nth 0 (aref mime-user-interface-product 1)) 1)
84 (eq (nth 1 (aref mime-user-interface-product 1)) 13)
85 (>= (nth 2 (aref mime-user-interface-product 1)) 5)))
86 ;; Has original-major-mode optional argument.
87 (defalias 'wl-mime-display-message 'mime-display-message)
88 (defmacro wl-mime-display-message (message &optional
90 default-keymap-or-function
92 (` (mime-display-message (, message) (, preview-buffer) (, mother)
93 (, default-keymap-or-function))))
94 ;; User agent field of XEmacs has problem on SEMI 1.13.4 or earlier.
95 (setq mime-edit-user-agent-value
97 (mime-product-name mime-user-interface-product) "/"
100 (mime-product-version mime-user-interface-product) ".")
101 " (" (mime-product-code-name mime-user-interface-product)
102 ") " (mime-product-name mime-library-product)
103 "/" (mapconcat #'number-to-string
104 (mime-product-version mime-library-product) ".")
105 " (" (mime-product-code-name mime-library-product) ") "
106 (if (featurep 'xemacs)
108 (if (featurep 'mule) "MULE")
110 (if (string-match "\\s +\\((\\|\\\"\\)" emacs-version)
111 (concat "/" (substring emacs-version 0
113 (if (and (boundp 'xemacs-betaname)
114 ;; It does not exist in XEmacs
115 ;; versions prior to 20.3.
117 (concat " " xemacs-betaname)
119 " (" xemacs-codename ") ("
120 system-configuration ")")
121 " (" emacs-version ")"))
122 (let ((ver (if (string-match "\\.[0-9]+$" emacs-version)
123 (substring emacs-version 0 (match-beginning 0))
126 (if (boundp 'enable-multibyte-characters)
128 " (" system-configuration ")"
129 (if enable-multibyte-characters
130 (concat " MULE/" mule-version)
131 " (with unibyte mode)")
132 (if (featurep 'meadow)
133 (let ((mver (Meadow-version)))
134 (if (string-match "^Meadow-" mver)
138 (concat "MULE/" mule-version
139 " (based on Emacs " ver ")"))
140 (concat "Emacs/" ver " (" system-configuration ")")))))))
143 ;; (mime-read-field FIELD-NAME &optional ENTITY)
144 ;; FLIM 1.13.2 or later
145 ;; (mime-entity-read-field ENTITY FIELD-NAME)
146 (static-if (fboundp 'mime-entity-read-field)
147 (defalias 'wl-mime-entity-read-field 'mime-entity-read-field)
148 (defmacro wl-mime-entity-read-field (entity field-name)
149 (` (mime-read-field (, field-name) (, entity)))))
151 (defun wl-draft-preview-message ()
154 (let ((mime-display-header-hook 'wl-highlight-headers)
155 mime-view-ignored-field-list ; all header.
156 (mime-edit-translate-buffer-hook (append
157 (list 'wl-draft-config-exec)
158 mime-edit-translate-buffer-hook)))
159 (mime-edit-preview-message)
160 (let ((buffer-read-only nil))
161 (when wl-highlight-body-too
163 (run-hooks 'wl-draft-preview-message-hook))))
165 (defalias 'wl-draft-caesar-region 'mule-caesar-region)
167 (defalias 'wl-draft-insert-message 'mime-edit-insert-message)
169 (defalias 'wl-draft-insert-mail 'mime-edit-insert-mail)
173 (defun wl-message-decode-mode (outbuf inbuf)
174 (let ((mime-view-content-header-filter-hook 'wl-highlight-headers)
175 (mime-display-header-hook 'wl-highlight-headers))
176 (mime-view-mode nil nil nil inbuf outbuf)))
178 (defun wl-message-decode-with-all-header (outbuf inbuf)
179 (let ((mime-view-ignored-field-regexp "^:$")
180 (mime-view-content-header-filter-hook 'wl-highlight-headers)
181 (mime-display-header-hook 'wl-highlight-headers)
182 mime-view-ignored-field-list)
183 (mime-view-mode nil nil nil inbuf outbuf)))
185 (defun wl-message-delete-mime-out-buf ()
186 (let (mime-out-buf mime-out-win)
187 (if (setq mime-out-buf (get-buffer mime-echo-buffer-name))
188 (if (setq mime-out-win (get-buffer-window mime-out-buf))
189 (delete-window mime-out-win)))))
191 (defun wl-message-request-partial (folder number)
193 (elmo-read-msg-no-cache folder number (current-buffer))
194 ;;;(mime-parse-buffer nil 'mime-buffer-entity)
195 (mime-parse-buffer nil)))
197 (defalias 'wl-message-read 'mime-preview-scroll-up-entity)
198 (defalias 'wl-message-next-content 'mime-preview-move-to-next)
199 (defalias 'wl-message-prev-content 'mime-preview-move-to-previous)
200 (defalias 'wl-message-play-content 'mime-preview-play-current-entity)
201 (defalias 'wl-message-extract-content 'mime-preview-extract-current-entity)
202 (defalias 'wl-message-quit 'mime-preview-quit)
203 (defalias 'wl-message-button-dispatcher-internal
204 'mime-button-dispatcher)
207 (defun wl-summary-burst-subr (children target number)
208 ;; returns new number.
209 (let (content-type message-entity granch)
211 (setq content-type (mime-entity-content-type (car children)))
212 (if (eq (cdr (assq 'type content-type)) 'multipart)
213 (setq number (wl-summary-burst-subr
214 (mime-entity-children (car children))
217 (when (and (eq (cdr (assq 'type content-type)) 'message)
218 (eq (cdr (assq 'subtype content-type)) 'rfc822))
219 (message (format "Bursting...%s" (setq number (+ 1 number))))
221 (car (mime-entity-children (car children))))
222 (elmo-append-msg target
223 (mime-entity-body (car children))
224 (mime-entity-fetch-field message-entity
226 (setq children (cdr children)))
229 (defun wl-summary-burst ()
232 (let ((raw-buf (wl-message-get-original-buffer))
233 children message-entity content-type target)
235 (setq target wl-summary-buffer-folder-name)
236 (while (not (elmo-folder-writable-p target))
238 (wl-summary-read-folder wl-default-folder "to extract to")))
239 (wl-summary-set-message-buffer-or-redisplay)
241 (set-buffer (get-buffer wl-message-buf-name))
242 (setq message-entity (get-text-property (point-min) 'mime-view-entity)))
244 (setq children (mime-entity-children message-entity))
246 (message "Bursting...")
247 (wl-summary-burst-subr children target 0)
248 (message "Bursting...done"))
249 (if (elmo-folder-plugged-p target)
250 (elmo-commit target)))
251 (wl-summary-sync-update3)))
253 ;; internal variable.
254 (defvar wl-mime-save-dir nil "Last saved directory.")
255 ;;; Yet another save method.
256 (defun wl-mime-save-content (entity situation)
257 (let ((filename (read-file-name "Save to file: "
259 (or (mime-entity-safe-filename entity)
263 (while (file-directory-p filename)
264 (setq filename (read-file-name "Please set filename (not directory): "
266 (if (file-exists-p filename)
267 (or (yes-or-no-p (format "File %s exists. Save anyway? " filename))
268 (error "Not saved")))
269 (setq wl-mime-save-dir (file-name-directory filename))
270 (mime-write-entity-content entity filename)))
272 ;;; Yet another combine method.
273 (defun wl-mime-combine-message/partial-pieces (entity situation)
274 "Internal method for wl to combine message/partial messages automatically."
276 (let* ((msgdb (save-excursion
277 (set-buffer wl-message-buffer-cur-summary-buffer)
278 wl-summary-buffer-msgdb))
279 (mime-display-header-hook 'wl-highlight-headers)
280 (folder wl-message-buffer-cur-folder)
281 (id (or (cdr (assoc "id" situation)) ""))
282 (mother (current-buffer))
284 (root-dir (expand-file-name
285 (concat "m-prts-" (user-login-name))
286 temporary-file-directory))
288 (setq root-dir (concat root-dir "/" (replace-as-filename id)))
289 (setq full-file (concat root-dir "/FULL"))
290 (if (or (file-exists-p full-file)
291 (not (y-or-n-p "Merge partials? ")))
292 (with-current-buffer mother
293 (mime-store-message/partial-piece entity situation))
296 (decode-mime-charset-string
297 (wl-mime-entity-read-field entity 'Subject)
298 wl-summary-buffer-mime-charset)))
299 (if (string-match "[0-9\n]+" subject-id)
300 (setq subject-id (substring subject-id 0 (match-beginning 0))))
301 (setq overviews (elmo-msgdb-get-overview msgdb))
305 (regexp-quote subject-id)
306 (elmo-msgdb-overview-entity-get-subject (car overviews)))
308 ;; request message at the cursor in Subject buffer.
309 (wl-message-request-partial
311 (elmo-msgdb-overview-entity-get-number (car overviews))))
312 (situation (mime-entity-situation message))
313 (the-id (or (cdr (assoc "id" situation)) "")))
314 (when (string= (downcase the-id)
316 (with-current-buffer mother
317 (mime-store-message/partial-piece message situation))
318 (if (file-exists-p full-file)
320 (setq overviews (cdr overviews)))
321 (message "Not all partials found.")))))
323 (defun wl-mime-header-presentation-method (entity situation)
324 (let ((mmelmo-sort-field-list wl-message-sort-field-list))
325 (mime-insert-header entity
326 wl-message-ignored-field-list
327 wl-message-visible-field-list)
328 (wl-highlight-headers)))
331 (defun wl-mime-setup ()
332 (set-alist 'mime-preview-quitting-method-alist
333 'mmelmo-original-mode 'wl-message-exit)
334 (set-alist 'mime-view-over-to-previous-method-alist
335 'mmelmo-original-mode 'wl-message-exit)
336 (set-alist 'mime-view-over-to-next-method-alist
337 'mmelmo-original-mode 'wl-message-exit)
338 (set-alist 'mime-preview-over-to-previous-method-alist
339 'mmelmo-original-mode 'wl-message-exit)
340 (set-alist 'mime-preview-over-to-next-method-alist
341 'mmelmo-original-mode 'wl-message-exit)
342 (add-hook 'wl-summary-redisplay-hook 'wl-message-delete-mime-out-buf)
343 (add-hook 'wl-message-exit-hook 'wl-message-delete-mime-out-buf)
345 (ctree-set-calist-strictly
346 'mime-acting-condition
347 '((type . message) (subtype . partial)
348 (method . wl-mime-combine-message/partial-pieces)
349 (request-partial-message-method . wl-message-request-partial)
350 (major-mode . mmelmo-original-mode)))
351 (ctree-set-calist-strictly
352 'mime-acting-condition
354 (major-mode . mmelmo-original-mode)
355 (method . wl-mime-save-content)))
356 (set-alist 'mime-preview-following-method-alist
357 'mmelmo-original-mode
358 (function wl-message-follow-current-entity))
359 (set-alist 'mime-view-following-method-alist
360 'mmelmo-original-mode
361 (function wl-message-follow-current-entity))
362 (set-alist 'mime-edit-message-inserter-alist
363 'wl-draft-mode (function wl-draft-insert-current-message))
364 (set-alist 'mime-edit-mail-inserter-alist
365 'wl-draft-mode (function wl-draft-insert-get-message))
366 (set-alist 'mime-edit-split-message-sender-alist
368 (cdr (assq 'mail-mode mime-edit-split-message-sender-alist)))
369 (set-alist 'mime-raw-representation-type-alist
370 'mmelmo-original-mode 'binary)
371 ;; Sort and highlight header fields.
372 (or wl-message-ignored-field-list
373 (setq wl-message-ignored-field-list
374 mime-view-ignored-field-list))
375 (or wl-message-visible-field-list
376 (setq wl-message-visible-field-list
377 mime-view-visible-field-list))
378 (set-alist 'mime-header-presentation-method-alist
379 'mmelmo-original-mode
380 (function wl-mime-header-presentation-method))
381 (add-hook 'mmelmo-entity-content-inserted-hook 'wl-highlight-body))
385 (product-provide (provide 'wl-mime) (require 'wl-version))
387 ;;; wl-mime.el ends here