erp5_advanced_ecommerce: only show available shipping method

bt5/erp5_advanced_ecommerce/SkinTemplateItem/portal_skins/erp5_advanced_ecommerce/WebSection_viewShipmentMethodRenderer.zpt

 <tal:block tal:define="web_site here/getWebSiteValue;
-                       currency web_site/WebSite_getShoppingCartDefaultCurrency; 
-                       currency_reference currency/getReference; 
+                       currency web_site/WebSite_getShoppingCartDefaultCurrency;
+                       currency_reference currency/getReference;
                        available_shipping_resource_list web_site/SaleOrder_getAvailableShippingResourceList;
-                       shipping_category_list here/portal_categories/product_line/shipping/objectValues">
+                       available_shipping_resource_list python: [x for x in available_shipping_resource_list if x.Resource_getShopPrice() is not None];
+                       available_category_list python: [x.getProductLineValue() for x in available_shipping_resource_list];
+                       shipping_category_list python: [x for x in here.portal_categories.product_line.shipping.objectValues() if x in available_category_list];"
+           >
 
   <tal:block tal:repeat="category shipping_category_list">
     <div class="shipment_category_item_title">
@@ -14,7 +17,7 @@
             tal:content="category/getDescription"> Description </span>
     </div>
     <tal:block tal:repeat="resource available_shipping_resource_list">
-      <tal:block tal:condition="python: (resource.Resource_getShopPrice() is not None) and resource.getProductLineValue() == category">
+      <tal:block tal:condition="python: resource.getProductLineValue() == category">
         <div class="shipment_method_item">
           <input type="radio" tal:attributes="value resource/getRelativeUrl"
                  name="field_my_shipping_method">