Modifications asset pipeline

app/controllers/admin/purchases_controller.rb

@@ -68,7 +68,7 @@ class Admin::PurchasesController < ApplicationController
           design.structure_css = temp
           
           ['themes', 'javascripts', 'images'].each do |type|
-            eval("design.#{type}").each do |object|
+            design.send(type).each do |object|
               title = object.file_filename
               temp = File.new(dir + '/' + title, 'w+')
               temp.write orig_zip.read(zip_name + '/' + type + '/' + title)