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<?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) 2005-2014 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) 2005-2014 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();
}
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