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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */
/**
* Storage driver for use against a generic password file
*
* 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 Stefan Ekman <stekman@sedata.org>
* @author Martin Jansen <mj@php.net>
* @author Mika Tuupola <tuupola@appelsiini.net>
* @author Michael Wallner <mike@php.net>
* @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: File.php 237449 2007-06-12 03:11:27Z aashley $
* @link http://pear.php.net/package/Auth
*/
/**
* Include PEAR File_Passwd package
*/
require_once "File/Passwd.php";
/**
* Include Auth_Container base class
*/
require_once "Auth/Container.php";
/**
* Include PEAR package for error handling
*/
require_once "PEAR.php";
/**
* Storage driver for fetching login data from an encrypted password file.
*
* This storage container can handle CVS pserver style passwd files.
*
* @category Authentication
* @package Auth
* @author Stefan Ekman <stekman@sedata.org>
* @author Martin Jansen <mj@php.net>
* @author Mika Tuupola <tuupola@appelsiini.net>
* @author Michael Wallner <mike@php.net>
* @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: @package_version@ File: $Revision: 237449 $
* @link http://pear.php.net/package/Auth
*/
class Auth_Container_File extends Auth_Container
{
// {{{ properties
/**
* Path to passwd file
*
* @var string
*/
var $pwfile = '';
/**
* Options for container
*
* @var array
*/
var $options = array();
// }}}
// {{{ Auth_Container_File() [constructor]
/**
* Constructor of the container class
*
* @param string $filename path to passwd file
* @return object Auth_Container_File new Auth_Container_File object
*/
function Auth_Container_File($filename) {
$this->_setDefaults();
// Only file is a valid option here
if(is_array($filename)) {
$this->pwfile = $filename['file'];
$this->_parseOptions($filename);
} else {
$this->pwfile = $filename;
}
}
// }}}
// {{{ fetchData()
/**
* Authenticate an user
*
* @param string username
* @param string password
* @return mixed boolean|PEAR_Error
*/
function fetchData($user, $pass)
{
$this->log('Auth_Container_File::fetchData() called.', AUTH_LOG_DEBUG);
return File_Passwd::staticAuth($this->options['type'], $this->pwfile, $user, $pass);
}
// }}}
// {{{ listUsers()
/**
* List all available users
*
* @return array
*/
function listUsers()
{
$this->log('Auth_Container_File::listUsers() called.', AUTH_LOG_DEBUG);
$pw_obj = &$this->_load();
if (PEAR::isError($pw_obj)) {
return array();
}
$users = $pw_obj->listUser();
if (!is_array($users)) {
return array();
}
foreach ($users as $key => $value) {
$retVal[] = array("username" => $key,
"password" => $value['passwd'],
"cvsuser" => $value['system']);
}
$this->log('Found '.count($retVal).' users.', AUTH_LOG_DEBUG);
return $retVal;
}
// }}}
// {{{ addUser()
/**
* Add a new user to the storage container
*
* @param string username
* @param string password
* @param mixed Additional parameters to File_Password_*::addUser()
*
* @return boolean
*/
function addUser($user, $pass, $additional='')
{
$this->log('Auth_Container_File::addUser() called.', AUTH_LOG_DEBUG);
$params = array($user, $pass);
if (is_array($additional)) {
foreach ($additional as $item) {
$params[] = $item;
}
} else {
$params[] = $additional;
}
$pw_obj = &$this->_load();
if (PEAR::isError($pw_obj)) {
return false;
}
$res = call_user_func_array(array(&$pw_obj, 'addUser'), $params);
if (PEAR::isError($res)) {
return false;
}
$res = $pw_obj->save();
if (PEAR::isError($res)) {
return false;
}
return true;
}
// }}}
// {{{ removeUser()
/**
* Remove user from the storage container
*
* @param string Username
* @return boolean
*/
function removeUser($user)
{
$this->log('Auth_Container_File::removeUser() called.', AUTH_LOG_DEBUG);
$pw_obj = &$this->_load();
if (PEAR::isError($pw_obj)) {
return false;
}
$res = $pw_obj->delUser($user);
if (PEAR::isError($res)) {
return false;
}
$res = $pw_obj->save();
if (PEAR::isError($res)) {
return false;
}
return true;
}
// }}}
// {{{ changePassword()
/**
* Change password for user in the storage container
*
* @param string Username
* @param string The new password
*/
function changePassword($username, $password)
{
$this->log('Auth_Container_File::changePassword() called.', AUTH_LOG_DEBUG);
$pw_obj = &$this->_load();
if (PEAR::isError($pw_obj)) {
return false;
}
$res = $pw_obj->changePasswd($username, $password);
if (PEAR::isError($res)) {
return false;
}
$res = $pw_obj->save();
if (PEAR::isError($res)) {
return false;
}
return true;
}
// }}}
// {{{ _load()
/**
* Load and initialize the File_Passwd object
*
* @return object File_Passwd_Cvs|PEAR_Error
*/
function &_load()
{
static $pw_obj;
if (!isset($pw_obj)) {
$this->log('Instanciating File_Password object of type '.$this->options['type'], AUTH_LOG_DEBUG);
$pw_obj = File_Passwd::factory($this->options['type']);
if (PEAR::isError($pw_obj)) {
return $pw_obj;
}
$pw_obj->setFile($this->pwfile);
$res = $pw_obj->load();
if (PEAR::isError($res)) {
return $res;
}
}
return $pw_obj;
}
// }}}
// {{{ _setDefaults()
/**
* Set some default options
*
* @access private
* @return void
*/
function _setDefaults()
{
$this->options['type'] = 'Cvs';
}
// }}}
// {{{ _parseOptions()
/**
* Parse options passed to the container class
*
* @access private
* @param array
*/
function _parseOptions($array)
{
foreach ($array as $key => $value) {
if (isset($this->options[$key])) {
$this->options[$key] = $value;
}
}
}
// }}}
}
?>
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