public function frontendCheckout($info)
 {
     $step = ifempty($info['step'], '');
     if ($step == 'success') {
         return '';
     }
     $cart = new shopCart();
     $m = new shopCartsreportPluginCartModel();
     $m->insert(array('code' => $cart->getCode(), 'checkout.' . $step => 1, 'edit_datetime' => date('Y-m-d H:i:s')), 1);
     return '';
 }