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<?php
/**
* BlogUserManager class file
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2006 PradoSoft
* @license http://www.pradosoft.com/license/
* @version $Id$
*/
Prado::using('System.Security.IUserManager');
Prado::using('Application.Common.BlogUser');
/**
* BlogUserManager class
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2006 PradoSoft
* @license http://www.pradosoft.com/license/
*/
class BlogUserManager extends TModule implements IUserManager
{
public function getGuestName()
{
return 'Guest';
}
/**
* Returns a user instance given the user name.
* @param string user name, null if it is a guest.
* @return TUser the user instance, null if the specified username is not in the user database.
*/
public function getUser($username=null)
{
if($username===null)
return new BlogUser($this);
else
{
$username=strtolower($username);
$db=$this->Application->getModule('data');
if(($userRecord=$db->queryUserByName($username))!==null)
{
$user=new BlogUser($this);
$user->setID($userRecord->ID);
$user->setName($username);
$user->setIsGuest(false);
$user->setRoles($userRecord->Role===UserRecord::ROLE_USER?'user':'admin');
return $user;
}
else
return null;
}
}
/**
* Validates if the username and password are correct.
* @param string user name
* @param string password
* @return boolean true if validation is successful, false otherwise.
*/
public function validateUser($username,$password)
{
$db=$this->Application->getModule('data');
if(($userRecord=$db->queryUserByName($username))!==null)
return $userRecord->Password===md5($password) && $userRecord->Status===UserRecord::STATUS_NORMAL;
else
return false;
}
/**
* Saves user auth data into a cookie.
* @param THttpCookie the cookie to receive the user auth data.
* @since 3.1.1
*/
public function saveUserToCookie($cookie)
{
// do nothing since we don't support cookie-based auth in this example
}
/**
* Returns a user instance according to auth data stored in a cookie.
* @param THttpCookie the cookie storing user authentication information
* @return TUser the user instance generated based on the cookie auth data, null if the cookie does not have valid auth data.
* @since 3.1.1
*/
public function getUserFromCookie($cookie)
{
// do nothing since we don't support cookie-based auth in this example
return null;
}
}
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