diff core/lib/Drupal/Core/ParamConverter/MenuLinkPluginConverter.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/lib/Drupal/Core/ParamConverter/MenuLinkPluginConverter.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,52 @@
+<?php
+
+namespace Drupal\Core\ParamConverter;
+
+use Drupal\Core\Menu\MenuLinkManagerInterface;
+use Drupal\Component\Plugin\Exception\PluginException;
+use Symfony\Component\Routing\Route;
+
+/**
+ * Parameter converter for upcasting entity ids to full objects.
+ */
+class MenuLinkPluginConverter implements ParamConverterInterface {
+
+  /**
+   * Plugin manager which creates the instance from the value.
+   *
+   * @var \Drupal\Core\Menu\MenuLinkManagerInterface
+   */
+  protected $menuLinkManager;
+
+  /**
+   * Constructs a new MenuLinkPluginConverter.
+   *
+   * @param \Drupal\Core\Menu\MenuLinkManagerInterface $menu_link_manager
+   *   The menu link plugin manager.
+   */
+  public function __construct(MenuLinkManagerInterface $menu_link_manager) {
+    $this->menuLinkManager = $menu_link_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function convert($value, $definition, $name, array $defaults) {
+    if ($value) {
+      try {
+        return $this->menuLinkManager->createInstance($value);
+      }
+      catch (PluginException $e) {
+        // Suppress the error.
+      }
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function applies($definition, $name, Route $route) {
+    return (!empty($definition['type']) && $definition['type'] === 'menu_link_plugin');
+  }
+
+}