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auth.php
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auth.php
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<?php
##################################################################
# SETTINGS START
##################################################################
// Add login/password pairs below, like described above
// NOTE: all rows except last must have comma "," at the end of line
$LOGIN_INFORMATION = array(
'admin' => 'password'
);
// request login? true - show login and password boxes, false - password box only
define('USE_USERNAME', true);
// User will be redirected to this page after logout
define('LOGOUT_URL', '');
// time out after NN minutes of inactivity. Set to 0 to not timeout
define('TIMEOUT_MINUTES', 60);
// This parameter is only useful when TIMEOUT_MINUTES is not zero
// true - timeout time from last activity, false - timeout time from login
define('TIMEOUT_CHECK_ACTIVITY', true);
##################################################################
# SETTINGS END
##################################################################
///////////////////////////////////////////////////////
// do not change code below
///////////////////////////////////////////////////////
// timeout in seconds
$timeout = (TIMEOUT_MINUTES == 0 ? 0 : time() + TIMEOUT_MINUTES * 60);
// logout?
if(isset($_GET['logout'])) {
setcookie("verify", '', $timeout, '/'); // clear password;
header('Location: ' . LOGOUT_URL);
exit();
}
if(!function_exists('showLoginPasswordProtect')) {
// show login form
function showLoginPasswordProtect($error_msg) {
?>
<html>
<head>
<title>Please enter password to access this page</title>
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="pragma" content="no-cache">
<link rel="stylesheet" href="assets/css/styles.css" />
</head>
<body>
<style>
input { border: 3px solid #373743;margin:8px; padding: 4px;border-radius: 6px }
</style>
<div class='password'>
<form method="post">
<h3>Please enter password to access this page</h3>
<font color="black"><?php echo $error_msg; ?></font><br />
<?php if (USE_USERNAME) echo 'Login:<br /><input type="input" name="access_login" /><br />Password:<br />'; ?>
<input type="password" name="access_password" /><p></p><input type="submit" name="Submit" value="Submit" />
</form>
</div>
</body>
</html>
<?php
// stop at this point
die();
}
}
// user provided password
if (isset($_POST['access_password'])) {
$login = isset($_POST['access_login']) ? $_POST['access_login'] : '';
$pass = $_POST['access_password'];
if (!USE_USERNAME && !in_array($pass, $LOGIN_INFORMATION)
|| (USE_USERNAME && ( !array_key_exists($login, $LOGIN_INFORMATION) || $LOGIN_INFORMATION[$login] != $pass ) )
) {
showLoginPasswordProtect("Incorrect password.");
}
else {
// set cookie if password was validated
setcookie("verify", sha1($login.'%'.$pass), $timeout, '/');
// Some programs (like Form1 Bilder) check $_POST array to see if parameters passed
// So need to clear password protector variables
unset($_POST['access_login']);
unset($_POST['access_password']);
unset($_POST['Submit']);
}
}
else {
// check if password cookie is set
if (!isset($_COOKIE['verify'])) {
showLoginPasswordProtect("");
}
// check if cookie is good
$found = false;
foreach($LOGIN_INFORMATION as $key=>$val) {
$lp = (USE_USERNAME ? $key : '') .'%'.$val;
if ($_COOKIE['verify'] == sha1($lp)) {
$found = true;
// prolong timeout
if (TIMEOUT_CHECK_ACTIVITY) {
setcookie("verify", sha1($lp), $timeout, '/');
}
break;
}
}
if (!$found) {
showLoginPasswordProtect("");
}
}
?>