From a95e9da22342fcd7fd5856ab392e53e02e8559e5 Mon Sep 17 00:00:00 2001
From: Rasmus <rasmus@gmx.us>
Date: Sat, 14 Mar 2015 01:25:48 +0100
Subject: [PATCH] ox-html: Handle missing title better

* ox-html.el (org-html-template): Only insert title when nonnil.

Empty headings trigger a W3 Validator warning.
---
 lisp/ox-html.el | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/lisp/ox-html.el b/lisp/ox-html.el
index ad71cda33..92fe3d913 100644
--- a/lisp/ox-html.el
+++ b/lisp/ox-html.el
@@ -1866,9 +1866,10 @@ holding export options."
      (format "<%s id=\"%s\">\n" (nth 1 div) (nth 2 div)))
    ;; Document title.
    (when (plist-get info :with-title)
-       (let ((title (plist-get info :title)))
-	 (format "<h1 class=\"title\">%s</h1>\n"
-		 (org-export-data (or title "") info))))
+     (let ((title (org-export-data
+		   (or (plist-get info :title) "") info)))
+       (when (org-string-nw-p title)
+	 (format "<h1 class=\"title\">%s</h1>\n" title))))
    contents
    (format "</%s>\n" (nth 1 (assq 'content (plist-get info :html-divs))))
    ;; Postamble.
-- 
2.11.4.GIT