public function EntityTreeBuilder::createTreeNode in Entity Reference Tree Widget 8

Same name and namespace in other branches

1. 2.x src/Tree/EntityTreeBuilder.php \Drupal\entity_reference_tree\Tree\EntityTreeBuilder::createTreeNode()

Create a tree node.

Parameters

$entity: The entity for the tree node.

array $selected: A anrray for all selected nodes.

Return value

array The tree node for the entity.

Overrides TreeBuilderInterface::createTreeNode

File

src/Tree/EntityTreeBuilder.php, line 103

Class

EntityTreeBuilder

Provides a class for building a tree from general entity.

Namespace

Drupal\entity_reference_tree\Tree

Code

public function createTreeNode($entity, array $selected = []) {
  $node = [
    // Required.
    'id' => $entity->id,
    // Required.
    'parent' => $entity->parent,
    // Node text.
    'text' => $entity->text,
    'state' => [
      'selected' => FALSE,
    ],
  ];
  if (in_array($entity->id, $selected)) {

    // Initially selected node.
    $node['state']['selected'] = TRUE;
  }
  return $node;
}