/bundled-libs/HTTP/Request/Listener.php
PHP | 96 lines | 22 code | 6 blank | 68 comment | 1 complexity | d980b02bbae806dfb5eb06f94d4b94ca MD5 | raw file
Possible License(s): BSD-3-Clause, LGPL-3.0, LGPL-2.1, MPL-2.0-no-copyleft-exception, Apache-2.0
- <?php
- // +-----------------------------------------------------------------------+
- // | Copyright (c) 2002-2003, Richard Heyes |
- // | All rights reserved. |
- // | |
- // | Redistribution and use in source and binary forms, with or without |
- // | modification, are permitted provided that the following conditions |
- // | are met: |
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- // | o Redistributions of source code must retain the above copyright |
- // | notice, this list of conditions and the following disclaimer. |
- // | o Redistributions in binary form must reproduce the above copyright |
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- // | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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- // +-----------------------------------------------------------------------+
- // | Author: Alexey Borzov <avb@php.net> |
- // +-----------------------------------------------------------------------+
- //
- // $Id: Listener.php,v 1.2 2003/10/26 10:28:29 avb Exp $
- //
- /**
- * This class implements the Observer part of a Subject-Observer
- * design pattern. It listens to the events sent by a
- * HTTP_Request or HTTP_Response instance.
- *
- * @package HTTP_Request
- * @author Alexey Borzov <avb@php.net>
- * @version $Revision: 1.2 $
- */
- class HTTP_Request_Listener
- {
- /**
- * A listener's identifier
- * @var string
- */
- var $_id;
- /**
- * Constructor, sets the object's identifier
- *
- * @access public
- */
- function HTTP_Request_Listener()
- {
- $this->_id = md5(uniqid('http_request_', 1));
- }
- /**
- * Returns the listener's identifier
- *
- * @access public
- * @return string
- */
- function getId()
- {
- return $this->_id;
- }
- /**
- * This method is called when Listener is notified of an event
- *
- * @access public
- * @param object an object the listener is attached to
- * @param string Event name
- * @param mixed Additional data
- * @abstract
- */
- function update(&$subject, $event, $data = null)
- {
- echo "Notified of event: '$event'\n";
- if (null !== $data) {
- echo "Additional data: ";
- var_dump($data);
- }
- }
- }
- ?>