<?php /** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category Zend * @package Zend_EventManager * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ require_once 'Zend/Stdlib/CallbackHandler.php'; /** * Interface for intercepting filter chains * * @category Zend * @package Zend_EventManager * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ interface Zend_EventManager_Filter { /** * Execute the filter chain * * @param string|object $context * @param array $params * @return mixed */ public function run($context, array $params = array()); /** * Attach an intercepting filter * * @param callback $callback * @return Zend_Stdlib_CallbackHandler */ public function attach($callback); /** * Detach an intercepting filter * * @param Zend_Stdlib_CallbackHandler $filter * @return bool */ public function detach(Zend_Stdlib_CallbackHandler $filter); /** * Get all intercepting filters * * @return array */ public function getFilters(); /** * Clear all filters * * @return void */ public function clearFilters(); /** * Get all filter responses * * @return Zend_EventManager_ResponseCollection */ public function getResponses(); }