Plugin: BuyCourse: Fix more issues in sale process - refs #2615

Author: ywarnier

public/plugin/BuyCourses/src/buy_course_plugin.class.php

@@ -999,6 +999,7 @@ public function registerSale($itemId, $paymentType)
             'tax_amount' => $taxAmount,
             'status' => self::SALE_STATUS_PENDING,
             'payment_type' => (int) $paymentType,
+            'invoice' => 0, //default value if no invoice
         ];
 
         return Database::insert(self::TABLE_SALE, $values);

public/plugin/BuyCourses/view/process_confirm.tpl

@@ -198,7 +198,7 @@
             });
         {% endif %}
 
-        {% if is_culqi_payment %}
+        {% if is_culqi_payment|default(false)  %}
             var price = {{ price }} * 100;
 
             Culqi.codigoComercio = '{{ culqi_params.commerce_code }}';