lib/qme/map/map_reduce_builder.rb in quality-measure-engine-2.3.0 vs lib/qme/map/map_reduce_builder.rb in quality-measure-engine-2.4.0

@@ -9,19 +9,31 @@
       attr_reader :id, :params
 
       # Utility class used to supply a binding to Erb
       class Context < OpenStruct
         # Create a new context
-        # @param [Hash] vars a hash of parameter names (String) and values (Object). Each entry is added as an accessor of the new Context
+        # @param [Hash] vars a hash of parameter names (String) and values (Object). Each 
+        # entry is added as an accessor of the new Context
         def initialize(db, vars)
-          super(vars)
+          super(Context.add_defaults(vars))
           @db = db
         end
       
         # Get a binding that contains all the instance variables
         # @return [Binding]
         def get_binding
           binding
+        end
+        
+        # Add default parameter values if not specified
+        def self.add_defaults(vars)
+          if !vars.has_key?('enable_logging')
+            vars['enable_logging'] = false
+          end
+          if !vars.has_key?('enable_rationale')
+            vars['enable_rationale'] = false
+          end
+          vars
         end
         
         # Inserts any library code into the measure JS. JS library code is loaded from
         # three locations: the js directory of the quality-measure-engine project, the
         # js sub-directory of the current directory (e.g. measures/js), and the bundles
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