From e1a067953dd9139b01aaebe42ff158a944240540 Mon Sep 17 00:00:00 2001
From: mguetlein <martin.guetlein@gmail.com>
Date: Fri, 28 Jan 2011 12:20:08 +0100
Subject: extend whitelisting, get feature_type from algorithm

---
 lib/feature.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'lib/feature.rb')

diff --git a/lib/feature.rb b/lib/feature.rb
index 28ac0c5..be063dd 100644
--- a/lib/feature.rb
+++ b/lib/feature.rb
@@ -3,7 +3,8 @@ module OpenTox
     include OpenTox
 
     def self.find(uri, subjectid=nil)
-        feature = Feature.new uri
+      return nil unless uri   
+      feature = Feature.new uri
       if (CONFIG[:yaml_hosts].include?(URI.parse(uri).host))
         feature.add_metadata YAML.load(RestClientWrapper.get(uri,{:accept => "application/x-yaml", :subjectid => subjectid}))
       else
-- 
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