Module.php

<?php

namespace Main;

use Zend\Module\Manager,
    Zend\EventManager\StaticEventManager,
    Zend\Module\Consumer\AutoloaderProvider;

/**
 *
 */
class Module implements AutoloaderProvider
{
	/**
	 * @param \Zend\Module\Manager $moduleManager
	 */
	public function init()
	{
		$events  = StaticEventManager::getInstance();
		$ident   = 'Zend\Mvc\Controller\RestfulController';
		$events->attach($ident, 'dispatch', array($this, 'postProcess'), -100);
	}

	/**
	 * return array
	 */
	public function getAutoloaderConfig()
	{
		return array(
			'Zend\Loader\ClassMapAutoloader' => array(
				__DIR__ . '/autoload_classmap.php',
			),
			'Zend\Loader\StandardAutoloader' => array(
				'namespaces' => array(
					__NAMESPACE__ => __DIR__ . '/src/' . __NAMESPACE__,
				),
			),
		);
	}

	/**
	 * @return array
	 */
	public function getConfig()
	{
		return include __DIR__ . '/config/module.config.php';
	}

	/**
	 * @param \Zend\Mvc\MvcEvent $e
	 * @return null|\Zend\Http\PhpEnvironment\Response
	 */
	public function postProcess(\Zend\Mvc\MvcEvent $e)
	{
		$routeMatch = $e->getRouteMatch();
		$formatter  = $routeMatch->getParam('formatter', false);

		$di = $e->getTarget()->getLocator();

		if ($formatter !== false) {
			$postProcessor = $di->get($formatter . '-pp', array(
				'vars'     => (is_array($e->getResult()) ? $e->getResult() : $e->getResult()->getVariables()),
				'response' => $e->getResponse()
			));

			$postProcessor->process();

			return $postProcessor->getResponse();
		}

		return null;
	}
}