From 857b86fabedc46a5b9117d40be568c53bec302dd Mon Sep 17 00:00:00 2001
From: albert <r888888888@gmail.com>
Date: Sat, 2 Mar 2013 21:27:04 -0500
Subject: [PATCH] fixes #694

---
 app/logical/related_tag_query.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/logical/related_tag_query.rb b/app/logical/related_tag_query.rb
index c62123ce7..dab1c273f 100644
--- a/app/logical/related_tag_query.rb
+++ b/app/logical/related_tag_query.rb
@@ -11,8 +11,10 @@ class RelatedTagQuery
       pattern_matching_tags
     elsif category.present?
       related_tags_by_category
-    else
+    elsif query.present?
       related_tags
+    else
+      []
     end
   end