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<?php
/*
* Created on Jun 3, 2007
*
* To change the template for this generated file go to
* Window - Preferences - PHPeclipse - PHP - Code Templates
*/
class User
{
/* This function will check if the user is remembered on the cookie or on the session */
function CheckRemember() {
global $db;
// First we check for a valid session
if(isset($_SESSION['user'])){
$userdata = $_SESSION['user'];
$id = intval($userdata['id']);
$lusername = $db->escapeSimple($userdata['username']);
$lkey = $db->escapeSimple($userdata['lkey']);
$sql = "SELECT id FROM gd_user WHERE id=$id AND username='$lusername' AND lkey='$lkey'";
$result = $db->GetOne($sql);
if (PEAR::isError($result)) {
die($data->getMessage()." ".$sql);
}
if($result)
return $_SESSION['user'];
else
unset($_SESSION['user']); // Invalidate session info
}
// If there is no session we will check for the "remember" cookie
else if(isset($_COOKIE['lkey']) && isset($_COOKIE['lusername'])) {
$lusername = $db->escapeSimple($_COOKIE['lusername']);
$lkey = $db->escapeSimple($_COOKIE['lkey']);
$sql = "SELECT id FROM gd_user WHERE username='$lusername' AND lkey='$lkey'";
$result = $db->GetOne($sql);
if (PEAR::isError($result)) {
die($result->getMessage()." ".$sql);
}
if($result) {
$userdata = array();
$userdata['username'] = $_COOKIE['lusername'];
$userdata['id'] = $result;
$userdata['lkey'] = $_COOKIE['lkey'];
$_SESSION['user'] = $userdata;
return $_SESSION['user'];
} else setcookie("lkey",$lkey, time()-3600); // delete cookie
}
return null;
}
}
function IsMemberOf($group, $uid)
{
global $db;
$group = $db->escapeSimple($group);
$sql = "SELECT uid FROM gd_group_member gm, gd_group g WHERE g.name='$group' ";
$sql .= "AND gm.gid=g.id AND gm.uid=$uid";
$result = $db->GetOne($sql);
if (PEAR::isError($result)) {
die($result->getMessage()." ".$sql);
}
//die($sql);
return $result;
}
?>
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