function auth_error($exception = null)
{
global $connection, $adminer, $token;
$session_name = session_name();
$error = "";
if (!$_COOKIE[$session_name] && $_GET[$session_name] && ini_bool("session.use_only_cookies")) {
$error = lang('Session support must be enabled.');
} elseif (isset($_GET["username"])) {
if (($_COOKIE[$session_name] || $_GET[$session_name]) && !$token) {
$error = lang('Session expired, please login again.');
} else {
$password =& get_session("pwds");
if ($password !== null) {
$error = h($exception ? $exception->getMessage() : (is_string($connection) ? $connection : lang('Invalid credentials.')));
$password = null;
}
unset_permanent();
}
}
page_header(lang('Login'), $error, null);
echo "<form action='' method='post'>\n";
$adminer->loginForm();
echo "<div>";
hidden_fields($_POST, array("auth"));
// expired session
echo "</div>\n";
echo "</form>\n";
page_footer("auth");
}
/** Renders an error message and a login form
* @param string plain text
* @return null exits
*/
function auth_error($error)
{
global $adminer, $has_token;
$error = h($error);
$session_name = session_name();
if (isset($_GET["username"])) {
header("HTTP/1.1 403 Forbidden");
// 401 requires sending WWW-Authenticate header
if (($_COOKIE[$session_name] || $_GET[$session_name]) && !$has_token) {
$error = lang('Session expired, please login again.');
} else {
add_invalid_login();
$password = get_password();
if ($password !== null) {
if ($password === false) {
$error .= '<br>' . lang('Master password expired. <a href="https://www.adminer.org/en/extension/" target="_blank">Implement</a> %s method to make it permanent.', '<code>permanentLogin()</code>');
}
set_password(DRIVER, SERVER, $_GET["username"], null);
}
unset_permanent();
}
}
if (!$_COOKIE[$session_name] && $_GET[$session_name] && ini_bool("session.use_only_cookies")) {
$error = lang('Session support must be enabled.');
}
$params = session_get_cookie_params();
cookie("adminer_key", $_COOKIE["adminer_key"] ? $_COOKIE["adminer_key"] : rand_string(), $params["lifetime"]);
page_header(lang('Login'), $error, null);
echo "<form action='' method='post'>\n";
$adminer->loginForm();
echo "<div>";
hidden_fields($_POST, array("auth"));
// expired session
echo "</div>\n";
echo "</form>\n";
page_footer("auth");
exit;
}