string_digest.rb in ecoportal-api-oozes-0.5.9

- old
+ new

@@ -5,15 +5,20 @@
     module Common
       module Content
         module StringDigest
           MAX_HASH_LABEL = 64
 
+          def indexable_label(str)
+            return nil unless str
+            lbl = str.downcase.gsub(/[^A-Za-z]+/,"-").slice(0, MAX_HASH_LABEL)
+            return nil unless lbl.length >= 3
+            lbl
+          end
+
           # Calculates the Hash of the field based on label
           def hash_label(str)
-            return false unless str
-            label = str.downcase.gsub(/[^A-Za-z]+/,"-").slice(0, MAX_HASH_LABEL)
-            return false unless label.length >= 3
-            return "z" +  Digest::MD5.hexdigest(label).slice(0, 8);
+            return nil unless lbl = indexable_label(str)
+            "z" +  Digest::MD5.hexdigest(lbl).slice(0, 8);
           end
 
         end
       end
     end