-;;; gnus-art.el --- article mode commands for Gnus
+;;; gnus-art.el --- article mode commands for Chaos
;; Copyright (C) 1996,97,98 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
-;; Keywords: news
+;; MORIOKA Tomohiko <tomo@m17n.org>
+;; Keywords: mail, news, MIME
;; This file is part of GNU Emacs.
(require 'gnus-spec)
(require 'gnus-int)
(require 'browse-url)
+(require 'alist)
+(require 'mime-view)
(defgroup gnus-article nil
"Article display."
:group 'gnus-article-hiding)
(defcustom gnus-visible-headers
- "From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^Followup-To:\\|^Reply-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^Cc:\\|^Posted-To:\\|^Mail-Copies-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-From:\\|X-Sent:"
+ "From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^\\(Mail-\\)?Followup-To:\\|^\\(Mail-\\)?Reply-To:\\|^Mail-Copies-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^Cc:\\|^Posted-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-From:\\|X-Sent:"
"*All headers that do not match this regexp will be hidden.
This variable can also be a list of regexp of headers to remain visible.
If this variable is non-nil, `gnus-ignored-headers' will be ignored."
(sexp :value nil))))
(defcustom gnus-strict-mime t
- "*If nil, MIME-decode even if there is no Mime-Version header."
+ "*If nil, MIME-decode even if there is no MIME-Version header."
:group 'gnus-article-mime
:type 'boolean)
-(defcustom gnus-show-mime-method 'metamail-buffer
- "Function to process a MIME message.
+(defcustom gnus-article-display-method-for-mime
+ 'gnus-article-display-mime-message
+ "Function to display a MIME message.
The function is called from the article buffer."
:group 'gnus-article-mime
:type 'function)
-(defcustom gnus-decode-encoded-word-method 'gnus-article-de-quoted-unreadable
- "*Function to decode MIME encoded words.
+(defcustom gnus-article-display-method-for-encoded-word
+ 'gnus-article-display-message-with-encoded-word
+ "*Function to display a message with MIME encoded-words.
+The function is called from the article buffer."
+ :group 'gnus-article-mime
+ :type 'function)
+
+(defcustom gnus-article-display-method-for-traditional
+ 'gnus-article-display-traditional-message
+ "*Function to display a traditional message.
The function is called from the article buffer."
:group 'gnus-article-mime
:type 'function)
from reply-to
(ignore-errors
(equal
- (nth 1 (mail-extract-address-components from))
- (nth 1 (mail-extract-address-components reply-to)))))
+ (nth 1 (funcall gnus-extract-address-components from))
+ (nth 1 (funcall gnus-extract-address-components reply-to)))))
(gnus-article-hide-header "reply-to"))))
((eq elem 'date)
(let ((date (message-fetch-field "date")))
(process-send-region "article-x-face" beg end)
(process-send-eof "article-x-face"))))))))))
-(defun gnus-hack-decode-rfc1522 ()
- "Emergency hack function for avoiding problems when decoding."
- (let ((buffer-read-only nil))
- (goto-char (point-min))
- ;; Remove encoded TABs.
- (while (search-forward "=09" nil t)
- (replace-match " " t t))
- ;; Remove encoded newlines.
- (goto-char (point-min))
- (while (search-forward "=10" nil t)
- (replace-match " " t t))))
-
-(defalias 'gnus-decode-rfc1522 'article-decode-rfc1522)
-(defalias 'gnus-article-decode-rfc1522 'article-decode-rfc1522)
-(defun article-decode-rfc1522 ()
- "Hack to remove QP encoding from headers."
- (let ((case-fold-search t)
- (inhibit-point-motion-hooks t)
- (buffer-read-only nil)
- string)
- (save-restriction
- (narrow-to-region
- (goto-char (point-min))
- (or (search-forward "\n\n" nil t) (point-max)))
- (goto-char (point-min))
- (while (re-search-forward
- "=\\?iso-8859-1\\?q\\?\\([^?\t\n]*\\)\\?=" nil t)
- (setq string (match-string 1))
- (save-restriction
- (narrow-to-region (match-beginning 0) (match-end 0))
- (delete-region (point-min) (point-max))
- (insert string)
- (article-mime-decode-quoted-printable
- (goto-char (point-min)) (point-max))
- (subst-char-in-region (point-min) (point-max) ?_ ? )
- (goto-char (point-max)))
- (goto-char (point-min))))))
-
-(defun article-de-quoted-unreadable (&optional force)
- "Do a naive translation of a quoted-printable-encoded article.
-This is in no way, shape or form meant as a replacement for real MIME
-processing, but is simply a stop-gap measure until MIME support is
-written.
-If FORCE, decode the article whether it is marked as quoted-printable
-or not."
- (interactive (list 'force))
- (save-excursion
- (let ((case-fold-search t)
- (buffer-read-only nil)
- (type (gnus-fetch-field "content-transfer-encoding")))
- (gnus-article-decode-rfc1522)
- (when (or force
- (and type (string-match "quoted-printable" (downcase type))))
- (goto-char (point-min))
- (search-forward "\n\n" nil 'move)
- (article-mime-decode-quoted-printable (point) (point-max))))))
-
-(defun article-mime-decode-quoted-printable-buffer ()
- "Decode Quoted-Printable in the current buffer."
- (article-mime-decode-quoted-printable (point-min) (point-max)))
-
-(defun article-mime-decode-quoted-printable (from to)
- "Decode Quoted-Printable in the region between FROM and TO."
- (interactive "r")
- (goto-char from)
- (while (search-forward "=" to t)
- (cond ((eq (following-char) ?\n)
- (delete-char -1)
- (delete-char 1))
- ((looking-at "[0-9A-F][0-9A-F]")
- (subst-char-in-region
- (1- (point)) (point) ?=
- (hexl-hex-string-to-integer
- (buffer-substring (point) (+ 2 (point)))))
- (delete-char 2))
- ((looking-at "=")
- (delete-char 1))
- ((gnus-message 3 "Malformed MIME quoted-printable message")))))
+(defun gnus-article-decode-rfc1522 ()
+ "Decode MIME encoded-words in header fields."
+ (let (buffer-read-only)
+ (let ((charset (save-excursion
+ (set-buffer gnus-summary-buffer)
+ default-mime-charset)))
+ (mime-decode-header-in-buffer charset)
+ )))
(defun article-hide-pgp (&optional arg)
"Toggle hiding of any PGP headers and signatures in the current article.
(while (re-search-forward "^[ \t]*\n" nil t)
(replace-match "" t t)))))
-(defvar mime::preview/content-list)
-(defvar mime::preview-content-info/point-min)
(defun gnus-article-narrow-to-signature ()
"Narrow to the signature; return t if a signature is found, else nil."
(widen)
(let ((inhibit-point-motion-hooks t))
- (when (and (boundp 'mime::preview/content-list)
- mime::preview/content-list)
- ;; We have a MIMEish article, so we use the MIME data to narrow.
- (let ((pcinfo (car (last mime::preview/content-list))))
- (ignore-errors
- (narrow-to-region
- (funcall (intern "mime::preview-content-info/point-min") pcinfo)
- (point-max)))))
-
(when (gnus-article-search-signature)
(forward-line 1)
;; Check whether we have some limits to what we consider
(article-fill . gnus-article-word-wrap)
article-remove-cr
article-display-x-face
- article-de-quoted-unreadable
- article-mime-decode-quoted-printable
article-hide-pgp
article-hide-pem
article-hide-signature
["Hide citation" gnus-article-hide-citation t]
["Treat overstrike" gnus-article-treat-overstrike t]
["Remove carriage return" gnus-article-remove-cr t]
- ["Remove quoted-unreadable" gnus-article-de-quoted-unreadable t]))
+ ))
;; Note "Commands" menu is defined in gnus-sum.el for consistency
(forward-line line)
(point)))))
+;;; @@ article filters
+;;;
+
+(defun gnus-article-display-mime-message ()
+ "Article display method for MIME message."
+ ;; called from `gnus-original-article-buffer'.
+ (let ((charset (with-current-buffer gnus-summary-buffer
+ default-mime-charset)))
+ (make-local-variable 'default-mime-charset)
+ (setq default-mime-charset charset)
+ (mime-display-message mime-message-structure
+ gnus-article-buffer nil gnus-article-mode-map)
+ (make-local-variable 'default-mime-charset)
+ (setq default-mime-charset charset)
+ )
+ ;; `mime-display-message' changes current buffer to `gnus-article-buffer'.
+ (make-local-variable 'mime-button-mother-dispatcher)
+ (setq mime-button-mother-dispatcher
+ (function gnus-article-push-button))
+ (run-hooks 'gnus-mime-article-prepare-hook))
+
+(defun gnus-article-display-traditional-message ()
+ "Article display method for traditional message."
+ (set-buffer gnus-article-buffer)
+ (let (buffer-read-only)
+ (erase-buffer)
+ (insert-buffer-substring gnus-original-article-buffer)))
+
+(defun gnus-article-display-message-with-encoded-word ()
+ "Article display method for message with encoded-words."
+ (let ((charset (save-excursion
+ (set-buffer gnus-summary-buffer)
+ default-mime-charset)))
+ (make-local-variable 'default-mime-charset)
+ (setq default-mime-charset charset)
+ (gnus-article-display-traditional-message)
+ (make-local-variable 'default-mime-charset)
+ (setq default-mime-charset charset)
+ (let (buffer-read-only)
+ (mime-decode-header-in-buffer charset)
+ (goto-char (point-min))
+ (if (search-forward "\n\n" nil t)
+ (decode-mime-charset-region (match-end 0) (point-max) charset)))
+ (mime-maybe-hide-echo-buffer))
+ (gnus-run-hooks 'gnus-mime-article-prepare-hook))
+
(defun gnus-article-prepare (article &optional all-headers header)
"Prepare ARTICLE in article mode buffer.
ARTICLE should either be an article number or a Message-ID.
result)
(save-excursion
(gnus-article-setup-buffer)
- (set-buffer gnus-article-buffer)
+ (set-buffer gnus-original-article-buffer)
;; Deactivate active regions.
(when (and (boundp 'transient-mark-mode)
transient-mark-mode)
(stringp article))
;; Hooks for getting information from the article.
;; This hook must be called before being narrowed.
- (let (buffer-read-only)
+ (let ((method
+ (if gnus-show-mime
+ (progn
+ (setq mime-message-structure gnus-current-headers)
+ (mime-buffer-entity-set-buffer-internal
+ mime-message-structure
+ gnus-original-article-buffer)
+ (mime-entity-set-representation-type-internal
+ mime-message-structure 'mime-buffer-entity)
+ (luna-send mime-message-structure
+ 'initialize-instance
+ mime-message-structure)
+ (if (or (not gnus-strict-mime)
+ (mime-fetch-field "MIME-Version"))
+ gnus-article-display-method-for-mime
+ gnus-article-display-method-for-encoded-word))
+ gnus-article-display-method-for-traditional)))
(gnus-run-hooks 'gnus-tmp-internal-hook)
(gnus-run-hooks 'gnus-article-prepare-hook)
- ;; Decode MIME message.
- (when gnus-show-mime
- (if (or (not gnus-strict-mime)
- (gnus-fetch-field "Mime-Version"))
- (let ((coding-system-for-write 'binary)
- (coding-system-for-read 'binary))
- (funcall gnus-show-mime-method))
- (funcall gnus-decode-encoded-word-method)))
+ ;; Display message.
+ (funcall method)
+ ;; Associate this article with the current summary buffer.
+ (setq gnus-article-current-summary summary-buffer)
;; Perform the article display hooks.
(gnus-run-hooks 'gnus-article-display-hook))
;; Do page break.
(assq article gnus-newsgroup-reads)))
gnus-canceled-mark))
nil)
- ;; We first check `gnus-original-article-buffer'.
- ((and (get-buffer gnus-original-article-buffer)
- (numberp article)
- (save-excursion
- (set-buffer gnus-original-article-buffer)
- (and (equal (car gnus-original-article) group)
- (eq (cdr gnus-original-article) article))))
- (insert-buffer-substring gnus-original-article-buffer)
- 'article)
;; Check the backlog.
((and gnus-keep-backlog
(gnus-backlog-request-article group article (current-buffer)))
(setq to (gnus-url-unhex-string url)))
(setq args (cons (list "to" to) args)
subject (cdr-safe (assoc "subject" args)))
- (message-mail)
- (while args
- (setq func (intern-soft (concat "message-goto-" (downcase (caar args)))))
- (if (fboundp func)
- (funcall func)
- (message-position-on-field (caar args)))
- (insert (mapconcat 'identity (cdar args) ", "))
- (setq args (cdr args)))
- (if subject
- (message-goto-body)
- (message-goto-subject))))
+ (gnus-setup-message 'reply
+ (message-mail)
+ (while args
+ (setq func (intern-soft (concat "message-goto-" (downcase (caar args)))))
+ (if (fboundp func)
+ (funcall func)
+ (message-position-on-field (caar args)))
+ (insert (mapconcat 'identity (cdar args) ", "))
+ (setq args (cdr args)))
+ (if subject
+ (message-goto-body)
+ (message-goto-subject)))))
(defun gnus-button-mailto (address)
;; Mail to ADDRESS.
(set-buffer (gnus-copy-article-buffer))
- (message-reply address))
+ (gnus-setup-message 'reply
+ (message-reply address)))
(defun gnus-button-reply (address)
;; Reply to ADDRESS.
- (message-reply address))
+ (gnus-setup-message 'reply
+ (message-reply address)))
(defun gnus-button-url (address)
"Browse ADDRESS."
(gnus-article-prev-page)
(select-window win)))
+
+;;; @ for mime-view
+;;;
+
+(defun gnus-article-header-presentation-method (entity situation)
+ (mime-insert-header entity)
+ )
+
+(set-alist 'mime-header-presentation-method-alist
+ 'gnus-original-article-mode
+ #'gnus-article-header-presentation-method)
+
+(defun gnus-mime-preview-quitting-method ()
+ (if gnus-show-mime
+ (gnus-article-show-summary)
+ (mime-preview-kill-buffer)
+ (delete-other-windows)
+ (gnus-article-show-summary)
+ (gnus-summary-select-article nil t)
+ ))
+
+(set-alist 'mime-preview-quitting-method-alist
+ 'gnus-original-article-mode #'gnus-mime-preview-quitting-method)
+
+(defun gnus-following-method (buf)
+ (set-buffer buf)
+ (if (gnus-group-find-parameter gnus-newsgroup-name 'newsgroup)
+ (message-followup)
+ (message-wide-reply))
+ (message-yank-original)
+ (kill-buffer buf)
+ (goto-char (point-min))
+ )
+
+(set-alist 'mime-preview-following-method-alist
+ 'gnus-original-article-mode #'gnus-following-method)
+
+
+;;; @ end
+;;;
+
(gnus-ems-redefine)
(provide 'gnus-art)