[5.4] Convert administrator mod_submenu to service provider (joomla#45852)

* mod_submenu converted to service provider

Author: joomlaweby

administrator/modules/mod_submenu/mod_submenu.php

@@ -11,7 +11,7 @@
 	<description>MOD_SUBMENU_XML_DESCRIPTION</description>
 	<namespace path="src">Joomla\Module\Submenu</namespace>
 	<files>
-		<filename module="mod_submenu">mod_submenu.php</filename>
+		<folder module="mod_submenu">services</folder>
 		<folder>src</folder>
 		<folder>tmpl</folder>
 	</files>

administrator/modules/mod_submenu/mod_submenu.xml

@@ -0,0 +1,39 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  mod_submenu
+ *
+ * @copyright   (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+\defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\Service\Provider\Module;
+use Joomla\CMS\Extension\Service\Provider\ModuleDispatcherFactory;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+
+/**
+ * The administrator dashboard menu module service provider.
+ *
+ * @since  __DEPLOY_VERSION__
+ */
+return new class () implements ServiceProviderInterface {
+    /**
+     * Registers the service provider with a DI container.
+     *
+     * @param   Container  $container  The DI container.
+     *
+     * @return  void
+     *
+     * @since   __DEPLOY_VERSION__
+     */
+    public function register(Container $container)
+    {
+        $container->registerServiceProvider(new ModuleDispatcherFactory('\\Joomla\\Module\\Submenu'));
+
+        $container->registerServiceProvider(new Module());
+    }
+};

administrator/modules/mod_submenu/services/provider.php

@@ -0,0 +1,62 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  mod_submenu
+ *
+ * @copyright   (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Module\Submenu\Administrator\Dispatcher;
+
+use Joomla\CMS\Dispatcher\AbstractModuleDispatcher;
+use Joomla\Component\Menus\Administrator\Helper\MenusHelper;
+use Joomla\Module\Submenu\Administrator\Menu\Menu;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Dispatcher class for mod_submenu
+ *
+ * @since  __DEPLOY_VERSION__
+ */
+class Dispatcher extends AbstractModuleDispatcher
+{
+    /**
+     * Returns the layout data.
+     *
+     * @return  array
+     *
+     * @since   __DEPLOY_VERSION__
+     */
+    protected function getLayoutData()
+    {
+        $data = parent::getLayoutData();
+
+        $menutype         = $data['params']->get('menutype', '*');
+        $data['root']     = false;
+
+        if ($menutype === '*') {
+            $name           = $data['params']->get('preset', 'system');
+            $data['root']   = MenusHelper::loadPreset($name);
+        } else {
+            $data['root'] = MenusHelper::getMenuItems($menutype, true);
+        }
+
+        if ($data['root'] && $data['root']->hasChildren()) {
+            $data['app']->getLanguage()->load(
+                'mod_menu',
+                JPATH_ADMINISTRATOR,
+                $data['app']->getLanguage()->getTag(),
+                true
+            );
+
+            Menu::preprocess($data['root']);
+        }
+
+        return $data;
+    }
+}

administrator/modules/mod_submenu/src/Dispatcher/Dispatcher.php

@@ -45,7 +45,7 @@ public static function preprocess($parent)
         $app        = Factory::getApplication();
         $user       = $app->getIdentity();
         $children   = $parent->getChildren();
-        $language   = Factory::getLanguage();
+        $language   = $app->getLanguage();
         $dispatcher = $app->getDispatcher();
 
         /**