/** * {@inheritdoc} * * @param FlowQuery $flowQuery * @param array $arguments * @return void */ public function evaluate(FlowQuery $flowQuery, array $arguments) { if (!isset($arguments[0]) || empty($arguments[0])) { return; } if ($arguments[0] instanceof NodeInterface) { $filteredContext = array(); $context = $flowQuery->getContext(); foreach ($context as $element) { if ($element === $arguments[0]) { $filteredContext[] = $element; break; } } $flowQuery->setContext($filteredContext); } else { parent::evaluate($flowQuery, $arguments); } }