added parent menu link to production pages

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

@@ -32,9 +32,15 @@ function edlp_productions_theme($existing, $type, $theme, $path) {
 */
 function edlp_productions_entity_extra_field_info(){
   $extra = [];
+  $extra['node']['page']['display']['production_parent'] = [
+    'label' => t('Production Parent'),
+    'description' => 'display production menu parent from current node',
+    'weight' => 99,
+    'visible' => FALSE,
+  ];
   $extra['node']['page']['display']['production_subtree'] = [
-    'label' => t('Subtree'),
-    'description' => 'display prodction menu subtree from current node',
+    'label' => t('Production Subtree'),
+    'description' => 'display production menu subtree from current node',
     'weight' => 99,
     'visible' => FALSE,
   ];
@@ -47,34 +53,63 @@ function edlp_productions_entity_extra_field_info(){
  * @see https://www.amazeelabs.com/en/render-menu-tree-custom-code-drupal-8
  */
 function edlp_productions_node_view(array &$build, \Drupal\Core\Entity\EntityInterface $entity, \Drupal\Core\Entity\Display\EntityViewDisplayInterface $display, $view_mode) {
-  $display_settings = $display->getComponent('production_subtree');
-  if (!empty($display_settings)) {
+  $parent_display_settings = $display->getComponent('production_parent');
+  $subtree_display_settings = $display->getComponent('production_subtree');
+  if (!empty($parent_display_settings) || !empty($subtree_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.
+      // We found a menu link
       $root_menu_item = reset($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);
+
+      // parent
+      if(!empty($parent_display_settings)){
+        $parents_ids = $menu_link_service->getParentIds($root_menu_item->getPluginId());
+        if(count($parents_ids) > 1){
+          // dpm($parents_ids);
+          $root_parent_menu_item_id = array_pop($parents_ids);
+          $menu_parameters = new \Drupal\Core\Menu\MenuTreeParameters();
+          $menu_parameters->setMaxDepth(0);
+          $menu_parameters->setRoot($root_parent_menu_item_id);
+          // Get the 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_parent'] = $menu_tree_service->build($tree);
+        }
+      }
+
+      // subtree
+      if(!empty($subtree_display_settings)){
+        // 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.
+        $menu_parameters = new \Drupal\Core\Menu\MenuTreeParameters();
+        $menu_parameters->setMaxDepth(1);
+        $menu_parameters->setRoot($root_menu_item->getPluginId());
+        $menu_parameters->excludeRoot();
+        // Get the 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);
+      }
     }
   }
 }

sites/default/config/sync/core.entity_view_display.node.page.default.yml

@@ -23,19 +23,19 @@ content:
   body:
     label: hidden
     type: text_default
-    weight: 2
+    weight: 3
     settings: {  }
     third_party_settings: {  }
     region: content
   field_son:
-    weight: 1
+    weight: 2
     label: above
     settings: {  }
     third_party_settings: {  }
     type: file_default
     region: content
   field_visuel:
-    weight: 0
+    weight: 1
     label: above
     settings:
       image_style: ''
@@ -44,12 +44,17 @@ content:
     type: image
     region: content
   links:
-    weight: 4
+    weight: 5
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+  production_parent:
+    weight: 0
     region: content
     settings: {  }
     third_party_settings: {  }
   production_subtree:
-    weight: 3
+    weight: 4
     region: content
     settings: {  }
     third_party_settings: {  }