Add initial files and templates for ps_emailalerts module

- Created LICENSE file for composer dependencies.
- Added autoload files: autoload_classmap.php, autoload_namespaces.php, autoload_psr4.php, autoload_real.php, and autoload_static.php.
- Initialized installed.json for composer.
- Added index.php and form templates for admin configuration.
- Implemented front-end templates for email alerts, including account management and product notifications.
- Included necessary headers and copyright notices in all new files.

modules/ps_emailalerts/upgrade/upgrade-2.4.0.php

@@ -0,0 +1,51 @@
+<?php
+/**
+ * Copyright since 2007 PrestaShop SA and Contributors
+ * PrestaShop is an International Registered Trademark & Property of PrestaShop SA
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the Academic Free License version 3.0
+ * that is bundled with this package in the file LICENSE.md.
+ * 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 and Contributors <contact@prestashop.com>
+ * @copyright Since 2007 PrestaShop SA and Contributors
+ * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License version 3.0
+ */
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+function upgrade_module_2_4_0($object)
+{
+    $result = true;
+
+    // migrate the saved e-mails to all new fields (if active)
+    $merchants_emails = Configuration::get('MA_MERCHANT_MAILS');
+    if (!empty($merchants_emails)) {
+        // create an array from saved e-mails
+        $merchants_emails = explode("\n", Configuration::get('MA_MERCHANT_MAILS'));
+        // recreate string in the new format
+        $merchants_emails = implode(',', $merchants_emails);
+
+        // save e-mails to each new Configuration (if active)
+        if (Configuration::get('MA_MERCHANT_ORDER')) {
+            $result &= Configuration::updateValue('MA_MERCHANT_ORDER_EMAILS', $merchants_emails);
+        }
+        if (Configuration::get('MA_MERCHANT_OOS')) {
+            $result &= Configuration::updateValue('MA_MERCHANT_OOS_EMAILS', $merchants_emails);
+        }
+        if (Configuration::get('MA_RETURN_SLIP')) {
+            $result &= Configuration::updateValue('MA_RETURN_SLIP_EMAILS', $merchants_emails);
+        }
+    }
+
+    $result &= (bool) $object->registerHook('actionAdminControllerSetMedia');
+
+    return (bool) $result;
+}