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<?php
require_once('inc/session.inc.php');
class User
{
private static $user = false;
public static function isLoggedIn()
{
return self::$user !== false;
}
public static function getId()
{
if (!self::isLoggedIn())
return false;
return self::$user['userid'];
}
public static function getName()
{
if (!self::isLoggedIn())
return false;
return self::$user['fullname'];
}
public static function hasPermission($permission)
{
if (!self::isLoggedIn())
return false;
return (self::$user['permissions'] & (Permission::get($permission) | Permission::get('superadmin'))) != 0;
}
public static function load()
{
if (self::isLoggedIn())
return true;
if (Session::load()) {
$uid = Session::get('uid');
if ($uid === false || $uid < 1)
self::logout();
self::$user = Database::queryFirst('SELECT * FROM user WHERE userid = :uid LIMIT 1', array(':uid' => $uid));
if (self::$user === false)
self::logout();
return true;
}
return false;
}
public static function testPassword($userid, $password)
{
$ret = Database::queryFirst('SELECT passwd FROM user WHERE userid = :userid LIMIT 1', compact('userid'));
if ($ret === false)
return false;
return Crypto::verify($password, $ret['passwd']);
}
public static function updatePassword($password)
{
if (!self::isLoggedIn())
return;
$passwd = Crypto::hash6($password);
$userid = self::getId();
return Database::exec('UPDATE user SET passwd = :passwd WHERE userid = :userid LIMIT 1', compact('userid', 'passwd')) > 0;
}
public static function login($user, $pass)
{
$ret = Database::queryFirst('SELECT userid, passwd FROM user WHERE login = :user LIMIT 1', array(':user' => $user));
if ($ret === false)
return false;
if (!Crypto::verify($pass, $ret['passwd']))
return false;
Session::create($ret['passwd']);
Session::set('uid', $ret['userid']);
Session::set('token', md5($ret['passwd'] . ','
. rand() . ','
. time() . ','
. rand() . ','
. $_SERVER['REMOTE_ADDR'] . ','
. rand() . ','
. $_SERVER['REMOTE_PORT'] . ','
. rand() . ','
. $_SERVER['HTTP_USER_AGENT']));
Session::save();
return true;
}
public static function logout()
{
error_log("in logout");
Session::delete();
Header('Location: ?do=Main&fromlogout');
exit(0);
}
public static function setLastSeenEvent($eventid)
{
if (!self::isLoggedIn())
return;
Database::exec("UPDATE user SET lasteventid = :eventid WHERE userid = :userid LIMIT 1", array(
'eventid' => $eventid,
'userid' => self::$user['userid']
));
self::$user['lasteventid'] = $eventid;
}
public static function getLastSeenEvent()
{
if (!self::isLoggedIn())
return false;
return self::$user['lasteventid'];
}
}
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