Zend Framework Controller Plugin to allow post output processing

PostProcess.php

<?php
/**
 * Zend Framework Controller Plugin to allow post output processing
 * 
 * @version 1
 * @author Ashley White, http://www.needathinkle.com/
 * @license http://creativecommons.org/licenses/by-sa/3.0/
 */
final class Thinkle_Controller_Plugin_PostProcess extends Zend_Controller_Plugin_Abstract {
	
	public function dispatchLoopShutdown() {
		$calls = Zend_Registry::isRegistered('PostProcess')?Zend_Registry::get('PostProcess'):array();
		if(count($calls)) {
			$response = $this->getResponse();
			if($response->isException())
				return;
			if(function_exists('fastcgi_finish_request')) {
				$response->sendResponse();
				fastcgi_finish_request();
			} else {
				$response->setHeader('Connection', 'close');
				ob_start();
				$response->outputBody();
				$size = ob_get_length();
				$response->setHeader('Content-length', $size);
				$response->sendHeaders();
				ob_end_flush();
				flush();
			}
			$this->_run();
		}
	}
	
	private function _run() {
		foreach(Zend_Registry::get('PostProcess') as $func) {
			if(!is_array($func))
				return call_user_func($func);
			else
				return call_user_func_array($func[0], $func[1]);
		}
		$this->_functionCalls = array();
	}

}