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- simple class to manage the former passwords of a user

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steinm 2012-08-28 06:28:42 +00:00
parent 134b9becb5
commit 8ba211914e
1 changed files with 68 additions and 0 deletions
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inc/inc.ClassPasswordHistoryManager.php Normal file
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<?php
/**
* Implementation of a password history management.
*
* Whenever a password is changed the old one is stored in a
* database table. Those passwords can than be used to enforce
* new passwords and not reusing old ones.
*
* @category DMS
* @package LetoDMS
* @license GPL 2
* @version @version@
* @author Uwe Steinmann <uwe@steinmann.cx>
* @copyright 2012 Uwe Steinmann
* @version Release: @package_version@
*/
/**
*
* Implementation of a password history management.
*
* This class provides some very basic methods to manage old passwords
* once used by users.
*
* @category DMS
* @package LetoDMS
* @author Uwe Steinmann <uwe@steinmann.cx>
* @copyright 2012 Uwe Steinmann
* @version Release: @package_version@
*/
class LetoDMS_PasswordHistoryManager {
/**
* @var object $db reference to database object. This must be an instance
* of {@link LetoDMS_Core_DatabaseAccess}.
* @access protected
*/
protected $db;
/**
* Create a new instance of the password history manager
*
* @param object $db object to access the underlying database
* @return object instance of LetoDMS_PasswordHistory
*/
function __construct($db) { /* {{{ */
$this->db = $db;
} /* }}} */
function add($user, $pwd) { /* {{{ */
$queryStr = "INSERT INTO tblUserPasswordHistory (userID, pwd, `date`) ".
"VALUES (".$this->db->qstr($user->getId()).", ".$this->db->qstr($pwd).", CURRENT_TIMESTAMP)";
if (!$this->db->getResult($queryStr)) {
return false;
}
} /* }}} */
function search($user, $pwd) { /* {{{ */
$queryStr = "SELECT * FROM tblUserPasswordHistory WHERE userID = ".$this->db->qstr($user->getId())." AND pwd=".$this->db->qstr($pwd);
$resArr = $this->db->getResultArray($queryStr);
if (is_bool($resArr) && $resArr == false)
return false;
if (count($resArr) == 0)
return array();
return $resArr[0];
} /* }}} */
}
?>