A service class that enables you to render a ViewHelper from within a ViewHelper

ViewHelperHelper.php

<?php
namespace Wojtowicz\Utilities\Service;

use TYPO3\FLOW3\Annotations as FLOW3;
/**
 * Created by Sebastian Wojtowicz.
 * Date: 15.08.12 - 13:57
 *
 * @FLOW3\Scope("singleton")
 */
class ViewHelperHelper {

	/**
	 * @var \TYPO3\FLOW3\Object\ObjectManagerInterface
	 */
	protected $objectManager;

	/**
	 * @param \TYPO3\FLOW3\Object\ObjectManagerInterface $objectManager
	 * @return void
	 */
	public function injectObjectManager(\TYPO3\FLOW3\Object\ObjectManagerInterface $objectManager) {
		$this->objectManager = $objectManager;
	}

	/**
	 * @param string $viewHelperName
	 * @param array $arguments
	 * 
	 * @return \TYPO3\Fluid\Core\Parser\SyntaxTree\ViewHelperNode
	 */
	public function getViewHelperNodeWithTextArgumentsAdHoc($viewHelperName, $arguments){
		$viewHelperNodeArguments = array();

		foreach ($arguments as $argument_key => $argument_value){
			$node = new \TYPO3\Fluid\Core\Parser\SyntaxTree\RootNode();
			$node->addChildNode(new \TYPO3\Fluid\Core\Parser\SyntaxTree\TextNode((string)$argument_value));
			$viewHelperNodeArguments[$argument_key] = $node;
		}

		$viewHelper = $this->objectManager->get($viewHelperName);
		$node = new \TYPO3\Fluid\Core\Parser\SyntaxTree\ViewHelperNode($viewHelper,$viewHelperNodeArguments);

		return $node; //output via $node->evaluate($renderingContext);
	}
}