Move private method to helper

app/controllers/spree/admin/reports_controller_decorator.rb

@@ -6,10 +6,11 @@ require 'open_food_network/order_grouper'
 require 'open_food_network/customers_report'
 require 'open_food_network/users_and_enterprises_report'
 require 'open_food_network/order_cycle_management_report'
-require 'spree/money_decorator'
 
 Spree::Admin::ReportsController.class_eval do
 
+  include Spree::ReportsHelper
+
   REPORT_TYPES = {
     orders_and_fulfillment: [
       ['Order Cycle Supplier Totals',:order_cycle_supplier_totals],
@@ -617,10 +618,6 @@ Spree::Admin::ReportsController.class_eval do
   end
 
   private
-  
-  def currency_symbol
-    Spree::Money.currency_symbol
-  end
 
   def load_data
     # Load distributors either owned by the user or selling their enterprises products.

app/helpers/spree/reports_helper.rb

@@ -1,3 +1,5 @@
+require 'spree/money_decorator'
+
 module Spree
   module ReportsHelper
     def report_order_cycle_options(order_cycles)
@@ -16,5 +18,8 @@ module Spree
       orders.map { |o| o.shipping_method.andand.name  }.uniq
     end
 
+    def currency_symbol
+      Spree::Money.currency_symbol
+    end
   end
 end