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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */
/**
* Anonymous authentication support
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.01 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_01.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category Authentication
* @package Auth
* @author Yavor Shahpasov <yavo@netsmart.com.cy>
* @author Adam Ashley <aashley@php.net>
* @copyright 2001-2006 The PHP Group
* @license http://www.php.net/license/3_01.txt PHP License 3.01
* @version CVS: $Id: Anonymous.php,v 1.5 2006/03/02 06:53:08 aashley Exp $
* @link http://pear.php.net/package/Auth
* @since File available since Release 1.3.0
*/
/**
* Include Auth package
*/
require_once 'Auth.php';
/**
* Anonymous Authentication
*
* This class provides anonymous authentication if username and password
* were not supplied
*
* @category Authentication
* @package Auth
* @author Yavor Shahpasov <yavo@netsmart.com.cy>
* @author Adam Ashley <aashley@php.net>
* @copyright 2001-2006 The PHP Group
* @license http://www.php.net/license/3_01.txt PHP License 3.01
* @version Release: 1.5.0 File: $Revision: 1.5 $
* @link http://pear.php.net/package/Auth
* @since Class available since Release 1.3.0
*/
class Auth_Anonymous extends Auth
{
// {{{ properties
/**
* Whether to allow anonymous authentication
*
* @var boolean
*/
var $allow_anonymous = true;
/**
* Username to use for anonymous user
*
* @var string
*/
var $anonymous_username = 'anonymous';
// }}}
// {{{ Auth_Anonymous() [constructor]
/**
* Pass all parameters to Parent Auth class
*
* Set up the storage driver.
*
* @param string Type of the storage driver
* @param mixed Additional options for the storage driver
* (example: if you are using DB as the storage
* driver, you have to pass the dsn string here)
*
* @param string Name of the function that creates the login form
* @param boolean Should the login form be displayed if neccessary?
* @return void
* @see Auth::Auth()
*/
function Auth_Anonymous($storageDriver, $options = '', $loginFunction = '', $showLogin = true) {
parent::Auth($storageDriver, $options, $loginFunction, $showLogin);
}
// }}}
// {{{ login()
/**
* Login function
*
* If no username & password is passed then login as the username
* provided in $this->anonymous_username else call standard login()
* function.
*
* @return void
* @access private
* @see Auth::login()
*/
function login() {
if ( $this->allow_anonymous
&& empty($this->username)
&& empty($this->password) ) {
$this->setAuth($this->anonymous_username);
if (is_callable($this->loginCallback)) {
call_user_func_array($this->loginCallback, array($this->username, $this) );
}
} else {
// Call normal login system
parent::login();
}
}
// }}}
// {{{ forceLogin()
/**
* Force the user to login
*
* Calling this function forces the user to provide a real username and
* password before continuing.
*
* @return void
*/
function forceLogin() {
$this->allow_anonymous = false;
if( !empty($this->session['username']) && $this->session['username'] == $this->anonymous_username ) {
$this->logout();
}
}
// }}}
}
?>
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