function logout($complete_sess_id)
{
// Validate the user session
if (!Validate_Session($complete_sess_id, $_SERVER['REMOTE_ADDR'], $GLOBALS['bd'])) {
return "Invalid session ID!";
}
// Finishe the session
$sess_id = substr($complete_sess_id, 32);
if (Terminate_Session($sess_id, 'logout', $GLOBALS['bd'])) {
return "System logout successful!";
}
}
function Create_Session($username, $exibition, $ip_address, $master_session, $bd)
{
$query = "SELECT * FROM sessions WHERE (account_id = " . $bd->GetTextFieldValue($username) . " AND (active = 1)";
$active = $bd->Query($query);
// Check if there is an unfinished session
$num_sessions = $bd->NumberOfRows($active);
if ($num_sessions != 0) {
if ($master_session == 0) {
for ($i = 0; $i < $num_sessions; $i++) {
$sess_id = $bd->FetchResult($active, $i, 'session_id');
Terminate_Session($sess_id, 'forced_termination', $bd);
}
}
}
$insert = "INSERT INTO sessions VALUES(NULL, {$master_session}, '{$username}', now(), now(),\n\t\t1, '', '{$ip_address}', '{$exibition}')";
$bd->Query($insert);
$res_sess_id = $bd->Query("SELECT * FROM sessions WHERE active=1 AND account_id='{$username}' ORDER\n\t\tBY session_id DESC");
$sess_id = $bd->FetchResult($res_sess_id, 0, 'session_id');
return $sess_id;
}
<?php
if ($already_initialized != 1) {
require "./inc/script_inicialization.php";
}
if (!isset($num_errors)) {
$num_errors = 0;
}
if (!isset($num_alerts)) {
$num_alerts = 0;
}
$master_session = Get_Master_Session($sess_id, $bd);
if ($master_session) {
$m_complete_sess_id = md5($master_session);
$m_complete_sess_id .= $master_session;
Terminate_Session($sess_id, 'logout', $bd);
header("location: main.php?sess_id={$m_complete_sess_id}");
exit;
}
if (Terminate_Session($sess_id, 'logout', $bd)) {
$alert[$num_alerts++] = "System logout successful!";
} else {
$error[$num_alerts++] = "Invalid session ID!";
}
$result_xsl = "xsl/" . $default_xsl . "/logout.xsl";
$smarty->assign("nrpTransform", $result_xsl);
$smarty->assign("nrpIndexAlerts", $alert);
$smarty->assign("nrpIndexErrors", $error);
$result_xml = $smarty->fetch("xml/index.xml");
require "./inc/proc_transform.php";