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[elisp/gnus.git-] / lisp / mm-view.el

diff --git a/lisp/mm-view.el b/lisp/mm-view.el
index 6076bb5..45ed4d2 100644 (file)
--- a/lisp/mm-view.el
+++ b/lisp/mm-view.el
@@ -1,5 +1,5 @@
 ;;; mm-view.el --- Functions for viewing MIME objects
-;; Copyright (C) 1998,99 Free Software Foundation, Inc.
+;; Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
@@ -33,16 +33,22 @@
   (autoload 'gnus-article-prepare-display "gnus-art")
   (autoload 'vcard-parse-string "vcard")
   (autoload 'vcard-format-string "vcard")
+  (autoload 'fill-flowed "flow-fill")
   (autoload 'diff-mode "diff-mode"))
 
-;; Avoid byte compile warning.
-(defvar gnus-article-mime-handles)
-
 ;;;
 ;;; Functions for displaying various formats inline
 ;;;
+(defun mm-inline-image-emacs (handle)
+  (let ((b (point-marker))
+       buffer-read-only)
+    (insert "\n")
+    (put-image (mm-get-image handle) b)
+    (mm-handle-set-undisplayer
+     handle
+     `(lambda () (remove-images ,b (1+ ,b))))))
 
-(defun mm-inline-image (handle)
+(defun mm-inline-image-xemacs (handle)
   (let ((b (point))
        (annot (make-annotation (mm-get-image handle) nil 'text))
        buffer-read-only)
@@ -57,6 +63,11 @@
     (set-extent-property annot 'mm t)
     (set-extent-property annot 'duplicable t)))
 
+(eval-and-compile
+  (if (string-match "XEmacs" (emacs-version))
+      (defalias 'mm-inline-image 'mm-inline-image-xemacs)
+    (defalias 'mm-inline-image 'mm-inline-image-emacs)))
+
 (defvar mm-w3-setup nil)
 (defun mm-setup-w3 ()
   (unless mm-w3-setup
@@ -92,15 +103,19 @@
                    (and (boundp 'w3-meta-charset-content-type-regexp)
                         (re-search-forward
                          w3-meta-charset-content-type-regexp nil t)))
-               (setq charset (w3-coding-system-for-mime-charset 
-                              (buffer-substring-no-properties 
-                               (match-beginning 2) 
-                               (match-end 2)))))
+               (setq charset (or (w3-coding-system-for-mime-charset 
+                                  (buffer-substring-no-properties 
+                                   (match-beginning 2) 
+                                   (match-end 2)))
+                                 charset)))
            (delete-region (point-min) (point-max))
            (insert (mm-decode-string text charset))
            (save-window-excursion
              (save-restriction
                (let ((w3-strict-width width)
+                     ;; Don't let w3 set the global version of
+                     ;; this variable.
+                     (fill-column fill-column)
                      (url-standalone-mode t))
                  (condition-case var
                      (w3-region (point-min) (point-max))
@@ -130,15 +145,29 @@
       (mm-insert-inline
        handle
        (concat "\n-- \n"
-              (vcard-format-string
-               (vcard-parse-string (mm-get-part handle)
-                                   'vcard-standard-filter)))))
+              (if (fboundp 'vcard-pretty-print)
+                  (vcard-pretty-print (mm-get-part handle))
+                (vcard-format-string
+                 (vcard-parse-string (mm-get-part handle)
+                                     'vcard-standard-filter))))))
      (t
-      (setq text (mm-get-part handle))
       (let ((b (point))
            (charset (mail-content-type-get
                      (mm-handle-type handle) 'charset)))
-       (insert (mm-decode-string text charset))
+       (if (or (eq charset 'gnus-decoded)
+               ;; This is probably not entirely correct, but
+               ;; makes rfc822 parts with embedded multiparts work. 
+               (eq mail-parse-charset 'gnus-decoded))
+           (mm-insert-part handle)
+         (insert (mm-decode-string (mm-get-part handle) charset)))
+       (when (and (equal type "plain")
+                  (equal (cdr (assoc 'format (mm-handle-type handle)))
+                         "flowed"))
+         (save-restriction
+           (narrow-to-region b (point))
+           (goto-char b)
+           (fill-flowed)
+           (goto-char (point-max))))
        (save-restriction
          (narrow-to-region b (point))
          (set-text-properties (point-min) (point-max) nil)
@@ -202,6 +231,8 @@
        (narrow-to-region b b)
        (mm-insert-part handle)
        (let (gnus-article-mime-handles
+             ;; disable prepare hook 
+             gnus-article-prepare-hook  
              (gnus-newsgroup-charset
               (or charset gnus-newsgroup-charset)))
          (run-hooks 'gnus-article-decode-hook)