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modules/ps_shoppingcart/controllers/front/ajax.php

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+<?php
+/**
+ * 2007-2020 PrestaShop and Contributors
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the Academic Free License 3.0 (AFL-3.0)
+ * that is bundled with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * https://opensource.org/licenses/AFL-3.0
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@prestashop.com so we can send you a copy immediately.
+ *
+ * @author    PrestaShop SA <contact@prestashop.com>
+ * @copyright 2007-2020 PrestaShop SA and Contributors
+ * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License 3.0 (AFL-3.0)
+ * International Registered Trademark & Property of PrestaShop SA
+ */
+class Ps_ShoppingcartAjaxModuleFrontController extends ModuleFrontController
+{
+    /**
+     * @var bool
+     */
+    public $ssl = true;
+
+    /**
+     * @see FrontController::initContent()
+     *
+     * @return void
+     */
+    public function initContent()
+    {
+        parent::initContent();
+
+        $modal = null;
+
+        if ($this->module instanceof Ps_Shoppingcart && Tools::getValue('action') === 'add-to-cart') {
+            $modal = $this->module->renderModal(
+                $this->context->cart,
+                (int) Tools::getValue('id_product'),
+                (int) Tools::getValue('id_product_attribute'),
+                (int) Tools::getValue('id_customization')
+            );
+        }
+
+        ob_end_clean();
+        header('Content-Type: application/json');
+        exit(json_encode([
+            'preview' => $this->module instanceof Ps_Shoppingcart ? $this->module->renderWidget(null, ['cart' => $this->context->cart]) : '',
+            'modal' => $modal,
+        ]));
+    }
+}