X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=emacs%2Fnotmuch-show.el;h=654767f5aaf104d22e78eeeaad9034104471d5e6;hb=d4940d47168d0ec0b8ba2bde10c34e8d968cbfa6;hp=423dd58e868496b42bc05e3c4b77ab64c71560de;hpb=c75dff3c1a785fb38de4940a18c8397719bbf947;p=notmuch

diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index 423dd58e..654767f5 100644
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -528,20 +528,15 @@ message at DEPTH in the current thread."
 
 (defun notmuch-show-view-part (message-id nth &optional filename content-type )
   (notmuch-with-temp-part-buffer message-id nth
-    ;; set mm-inlined-types to nil to force an external viewer
-    (let ((handle (mm-make-handle (current-buffer) (list content-type)))
-	  (mm-inlined-types nil))
-      ;; We override mm-save-part as notmuch-show-save-part is better
-      ;; since it offers the filename. We need to lexically bind
-      ;; everything we need for notmuch-show-save-part to prevent
-      ;; potential dynamic shadowing.
-      (lexical-let ((message-id message-id)
-		    (nth nth)
-		    (filename filename)
-		    (content-type content-type))
-	(flet ((mm-save-part (&rest args) (notmuch-show-save-part
-					   message-id nth filename content-type)))
-	  (mm-display-part handle))))))
+    (let* ((disposition (if filename `(attachment (filename . ,filename))))
+	   (handle (mm-make-handle (current-buffer) (list content-type)
+				   nil nil disposition))
+	   ;; Set the default save directory to be consistent with
+	   ;; `notmuch-show-save-part'.
+	   (mm-default-directory (or mailcap-download-directory "~/"))
+	   ;; set mm-inlined-types to nil to force an external viewer
+	   (mm-inlined-types nil))
+      (mm-display-part handle))))
 
 (defun notmuch-show-interactively-view-part (message-id nth &optional filename content-type)
   (notmuch-with-temp-part-buffer message-id nth
@@ -797,9 +792,9 @@ message at DEPTH in the current thread."
 (defun notmuch-show-insert-part-text/x-vcalendar (msg part content-type nth depth declared-type)
   (notmuch-show-insert-part-text/calendar msg part content-type nth depth declared-type))
 
-(defun notmuch-show-insert-part-application/octet-stream (msg part content-type nth depth declared-type)
+(defun notmuch-show-get-mime-type-of-application/octet-stream (part)
   ;; If we can deduce a MIME type from the filename of the attachment,
-  ;; do so and pass it on to the handler for that type.
+  ;; we return that.
   (if (plist-get part :filename)
       (let ((extension (file-name-extension (plist-get part :filename)))
 	    mime-type)
@@ -809,13 +804,13 @@ message at DEPTH in the current thread."
 	      (setq mime-type (mailcap-extension-to-mime extension))
 	      (if (and mime-type
 		       (not (string-equal mime-type "application/octet-stream")))
-		  (notmuch-show-insert-bodypart-internal msg part mime-type nth depth content-type)
+		  mime-type
 		nil))
 	  nil))))
 
 ;; Handler for wash generated inline patch fake parts.
 (defun notmuch-show-insert-part-inline-patch-fake-part (msg part content-type nth depth declared-type)
-  (notmuch-show-insert-part-*/* msg part "text/x-diff" nth depth "inline patch"))
+  (notmuch-show-insert-part-*/* msg part content-type nth depth declared-type))
 
 (defun notmuch-show-insert-part-text/html (msg part content-type nth depth declared-type)
   ;; text/html handler to work around bugs in renderers and our
@@ -886,11 +881,16 @@ message at DEPTH in the current thread."
   "Insert the body part PART at depth DEPTH in the current thread.
 
 If HIDE is non-nil then initially hide this part."
-  (let ((content-type (downcase (plist-get part :content-type)))
-	(nth (plist-get part :id))
-	(beg (point)))
-
-    (notmuch-show-insert-bodypart-internal msg part content-type nth depth content-type)
+  (let* ((content-type (downcase (plist-get part :content-type)))
+	 (mime-type (or (and (string= content-type "application/octet-stream")
+			     (notmuch-show-get-mime-type-of-application/octet-stream part))
+			(and (string= content-type "inline patch")
+			     "text/x-diff")
+			content-type))
+	 (nth (plist-get part :id))
+	 (beg (point)))
+
+    (notmuch-show-insert-bodypart-internal msg part mime-type nth depth content-type)
     ;; Some of the body part handlers leave point somewhere up in the
     ;; part, so we make sure that we're down at the end.
     (goto-char (point-max))