From 59b8227133dc4863594d1a32052629e2a6631148 Mon Sep 17 00:00:00 2001
From: Mikaela Suomalainen <mikaela.suomalainen@outlook.com>
Date: Tue, 24 Jun 2014 08:47:51 +0300
Subject: [PATCH] php/gravatar.php: Don't create links for empty md5 hashes!

---
 php/gravatar.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/php/gravatar.php b/php/gravatar.php
index ac0ef63..f1668be 100755
--- a/php/gravatar.php
+++ b/php/gravatar.php
@@ -28,6 +28,9 @@ $email = strtolower( $email );
 
 $md5email = md5( $email );
 
+// Do nothing if our md5 is an empty string!
+if($md5email != "d41d8cd98f00b204e9800998ecf8427e") {
+
 echo "<p>md5<br> $md5email</p>";
 
 echo "<p>Link<br>";
@@ -36,4 +39,5 @@ echo "$gravatar</p>";
 echo "<p>";
 echo "<img src=$gravatar>";
 echo "</p>";
+}
 ?>