Fix: "._type" to ".class"

app/controllers/admin/purchases_controller.rb

@@ -32,7 +32,7 @@ class Admin::PurchasesController < ApplicationController
     
     public_key = OpenSSL::PKey::RSA.new(File.read(APP_CONFIG['main_public_key']))
     encrypted_data = public_key.public_encrypt({:purchase_id => purchase.purchase_id,
-                                                :purchase_type => purchase._type,
+                                                :purchase_type => purchase.class,
                                                 :roaming_id => Site.find(session[:site]).roaming_id,
                                                 :url => url}.to_json)
     
@@ -43,7 +43,7 @@ class Admin::PurchasesController < ApplicationController
     temp_file.write response.body
     temp_file.rewind
     zip_name = response['content-disposition'].split('filename=')[1].gsub(/[\\\"]|.zip/, '') rescue ''
-    case purchase._type
+    case purchase.class
       when 'Pdesign'
         unzip_design(temp_file, zip_name)
       when 'PModuleApp'