protected function HierarchyNestedSetRevisionIntegrationTest::getChildren in Entity Reference Hierarchy 3.x
Same name and namespace in other branches
- 8.2 tests/src/Kernel/HierarchyNestedSetRevisionIntegrationTest.php \Drupal\Tests\entity_hierarchy\Kernel\HierarchyNestedSetRevisionIntegrationTest::getChildren()
Gets children of a given node.
Parameters
\PNX\NestedSet\Node $parent_node: Parent node.
Return value
\PNX\NestedSet\Node[] Children
Overrides HierarchyNestedSetIntegrationTest::getChildren
File
- tests/
src/ Kernel/ HierarchyNestedSetRevisionIntegrationTest.php, line 69
Class
- HierarchyNestedSetRevisionIntegrationTest
- Tests integration with entity_hierarchy and a revisionable entity.
Namespace
Drupal\Tests\entity_hierarchy\KernelCode
protected function getChildren(Node $parent_node) {
$children = parent::getChildren($parent_node);
// Limit to latest revisions only.
$entity_storage = $this->container
->get('entity_type.manager')
->getStorage(static::ENTITY_TYPE);
$entities = $entity_storage
->loadMultiple();
$revisions = array_map(function (EntityInterface $entity) {
return $entity
->getRevisionId();
}, $entities);
$children = array_values(array_filter($children, function (Node $node) use ($revisions) {
return in_array($node
->getRevisionId(), $revisions, TRUE);
}));
return $children;
}