X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/34fff64e7b56f4f8cd99430f9f927d2a5d1e3619..eda2357c3e1990df049264735e8751af8962ded5:/IkiWiki/Plugin/sparkline.pm

diff --git a/IkiWiki/Plugin/sparkline.pm b/IkiWiki/Plugin/sparkline.pm
index 42665ac63..1b1d04cba 100644
--- a/IkiWiki/Plugin/sparkline.pm
+++ b/IkiWiki/Plugin/sparkline.pm
@@ -158,7 +158,8 @@ sub preprocess (@) {
 			writefile($fn, $config{destdir}, $png, 1);
 		}
 		else {
-			# can't write the file, so embed it in a data uri
+			# in preview mode, embed the image in a data uri
+			# to avoid temp file clutter
 			eval q{use MIME::Base64};
 		        error($@) if $@;
 			return "<img src=\"data:image/png;base64,".