public function compilerFactory()
	{
		if (class_exists('Dwoo_Compiler', false) === false) {
			include DWOO_DIRECTORY . 'Dwoo/Compiler.php';
		}
		$compiler = Dwoo_Compiler::compilerFactory();
		$compiler->setAutoEscape((bool) $this->getParameter('auto_escape', false));
		return $compiler;
	}