= 5.5.2
ini_set('session.use_trans_sid', 0); // insecure feature, be sure it is disabled
// Pre-flight checks
if (!is_dir($config['rrd_dir'])) {
echo "RRD Log Directory is missing ({$config['rrd_dir']}). Graphing may fail.
";
}
if (!is_dir($config['temp_dir'])) {
echo "Temp Directory is missing ({$config['temp_dir']}). Graphing may fail.
";
}
if (!is_writable($config['temp_dir'])) {
echo "Temp Directory is not writable ({$config['tmp_dir']}). Graphing may fail.
";
}
// Clear up any old sessions
dbDelete('session', '`session_expiry` < ?', array(time()));
session_start();
if ($vars['page'] == 'logout' && session_authenticated()) {
log_out_user();
header('Location: ' . $config['base_url']);
exit;
}
try {
if (session_authenticated()) {
// session authenticated already
log_in_user();
} else {
// try authentication methods
if (isset($_POST['twofactor']) && TwoFactor::authenticate($_POST['twofactor'])) {
// process two-factor auth tokens
log_in_user();
} elseif (isset($_COOKIE['sess_id'], $_COOKIE['token']) &&
reauthenticate(clean($_COOKIE['sess_id']), clean($_COOKIE['token']))
) {
$_SESSION['remember'] = true;
$_SESSION['twofactor'] = true; // trust cookie
// cookie authentication
log_in_user();
} else {
// collect username and password
$password = null;
if (isset($_REQUEST['username']) && isset($_REQUEST['password'])) {
$username = clean($_REQUEST['username']);
$password = $_REQUEST['password'];
} elseif (isset($_SERVER['REMOTE_USER'])) {
$username = clean($_SERVER['REMOTE_USER']);
} elseif (isset($_SERVER['PHP_AUTH_USER']) && $config['auth_mechanism'] === 'http-auth') {
$username = clean($_SERVER['PHP_AUTH_USER']);
}
// form authentication
if (isset($username) && authenticate($username, $password)) {
$_SESSION['username'] = $username;
if (isset($_POST['remember'])) {
$_SESSION['remember'] = $_POST['remember'];
}
if (log_in_user()) {
// redirect to original uri or home page.
header('Location: '.rtrim($config['base_url'], '/').$_SERVER['REQUEST_URI'], true, 303);
}
}
}
}
} catch (AuthenticationException $ae) {
$auth_message = $ae->getMessage();
if ($debug) {
$auth_message .= '
' . $ae->getFile() . ': ' . $ae->getLine();
}
dbInsert(
array('user' => $_SESSION['username'], 'address' => get_client_ip(), 'result' => $auth_message),
'authlog'
);
log_out_user($auth_message);
}
session_write_close();
// populate the permissions cache
if (isset($_SESSION['user_id'])) {
$permissions = permissions_cache($_SESSION['user_id']);
}
unset($username, $password);