// Первый вариант
class TemplateFetcher extends Controller {
	
	public function fetchAction ($template) {
		if (!$this->templateEngine->exists($template)) return;
		
		echo $this->templateEngine->fetch($template);
	}
	
}

// Второй вариант
class TemplateFetcher extends Controller {
	
	public function indexAction () {
		echo $this->templateEngine->fetch('index');
	}

	public function aboutAction () {
		echo $this->templateEngine->fetch('about');
	}

	/* ... */
	
}