[TYPO3-mvc] Re: SingleAliasViewHelper

[Nils Blattner]

Simple alias ViewHelper to do some work with dynamic paths that I could 
not get to work in the AliasViewHelper of the fluid package.

<?php

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/**
  * This ViewHelper defines a single alias.
  *
  * @author Nils Blattner <nb at cabag.ch>
  * @version $Id:$
  * @license http://opensource.org/licenses/gpl-license.php GNU Public 
License, version 2
  * @scope prototype
  */
  class Tx_CabagSteps_ViewHelpers_SingleAliasViewHelper extends 
Tx_Fluid_Core_ViewHelper_AbstractViewHelper {

	/**
	 * Defines a new alias
	 *
	 * @param string $key Key of the new alias.
	 * @param mixed $value The value of the new alias
	 * @return string Rendered output
	 * @author Nils Blattner <nb at cabag.ch>
	 */
	public function render($key = '', $value = NULL) {
		if ($value == null || empty($key) || !is_string($key)) {
			return $this->renderChildren();
		}
		$this->templateVariableContainer->add($key, $value);
		
		$output = $this->renderChildren();
		
		$this->templateVariableContainer->remove($key);
		
		
		return $output;
	}
}


?>