builded submenu links for productions, created new CT page (static)

sites/all/modules/figli/edlp_home/src/Controller/HomeController.php

@@ -23,7 +23,7 @@ class HomeController extends ControllerBase {
     // presentation
     $query = \Drupal::entityQuery('node')
       ->condition('status', 1)
-      ->condition('nid', 12238);
+      ->condition('nid', 12242);
     // TODO: présentation nid should be a setting
 
     $pres_nid = $query->execute();

sites/all/modules/figli/edlp_productions/edlp_productions.module

@@ -7,6 +7,10 @@
 # @Last modified time: 20-12-2017
 # @License: GPL-V3
 
+use Drupal\Core\Menu\MenuTreeParameters;
+use Drupal\menu_link_content\Entity\MenuLinkContent;
+
+
 /**
  * Implements hook_theme().
  */
@@ -21,3 +25,56 @@ function edlp_productions_theme($existing, $type, $theme, $path) {
     ),
   );
 }
+
+/**
+* hook_entity_extra_field_info()
+*
+*/
+function edlp_productions_entity_extra_field_info(){
+  $extra = [];
+  $extra['node']['page']['display']['production_subtree'] = [
+    'label' => t('Subtree'),
+    'description' => 'display prodction menu subtree from current node',
+    'weight' => 99,
+    'visible' => FALSE,
+  ];
+  return $extra;
+}
+
+
+/**
+ * Implements hook_ENTITY_TYPE_view().
+ * @see https://www.amazeelabs.com/en/render-menu-tree-custom-code-drupal-8
+ */
+function edlp_productions_node_view(array &$build, \Drupal\Core\Entity\EntityInterface $entity, \Drupal\Core\Entity\Display\EntityViewDisplayInterface $display, $view_mode) {
+  $display_settings = $display->getComponent('production_subtree');
+  if (!empty($display_settings)) {
+    $menu_name = 'productions';
+    // Find the menu item corresponding to the entity (node).
+    $menu_link_service = \Drupal::getContainer()->get('plugin.manager.menu.link');
+    $route_params = array('node' => $entity->id());
+    $menu_links = $menu_link_service->loadLinksByRoute('entity.node.canonical', $route_params, $menu_name);
+    if (!empty($menu_links)) {
+      // We found a menu link so we can continue with generating the tree.
+      // First, setup the parameters: we need one level starting with the menu
+      // link we found, but excluding it from the tree.
+      $root_menu_item = reset($menu_links);
+      $menu_parameters = new \Drupal\Core\Menu\MenuTreeParameters();
+      $menu_parameters->setMaxDepth(1);
+      $menu_parameters->setRoot($root_menu_item->getPluginId());
+      $menu_parameters->excludeRoot();
+      // Get the tree.
+      $menu_tree_service = \Drupal::service('menu.link_tree');
+      $tree = $menu_tree_service->load($menu_name, $menu_parameters);
+      // Apply some manipulators (checking the access, sorting).
+      $manipulators = [
+        ['callable' => 'menu.default_tree_manipulators:checkNodeAccess'],
+        ['callable' => 'menu.default_tree_manipulators:checkAccess'],
+        ['callable' => 'menu.default_tree_manipulators:generateIndexAndSort'],
+      ];
+      $tree = $menu_tree_service->transform($tree, $manipulators);
+      // And the last step is to actually build the tree.
+      $build['production_subtree'] = $menu_tree_service->build($tree);
+    }
+  }
+}