108 lines
3.7 KiB
PHP
108 lines
3.7 KiB
PHP
<?php
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// Add/change usernames & passwords below.
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$LOGIN_INFORMATION = array(
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'Administrator' => 'PassWord',
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'UserName' => 'LogIn'
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);
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// request login? true - show login and password boxes, false - password box only
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define('USE_USERNAME', true);
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// User will be redirected to this page after logout
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define('LOGOUT_URL', 'desktop.php');
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// time out after NN minutes of inactivity. Set to 0 to not timeout
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define('TIMEOUT_MINUTES', 0);
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// This parameter is only useful when TIMEOUT_MINUTES is not zero
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// true - timeout time from last activity, false - timeout time from login
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define('TIMEOUT_CHECK_ACTIVITY', true);
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// show usage example
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//if(isset($_GET['help'])) {
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// die('Include following code into every page you would like to protect, at the very beginning (first line):<br><?php include("' . str_replace('\\','\\\\',__FILE__) . '"); ?>');
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//}
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// timeout in seconds
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$timeout = (TIMEOUT_MINUTES == 0 ? 0 : time() + TIMEOUT_MINUTES * 60);
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// logout?
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if(isset($_GET['logout'])) {
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setcookie("verify", '', $timeout, '/'); // clear password;
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header('Location: ' . LOGOUT_URL);
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exit();
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}
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if(!function_exists('showLoginPasswordProtect')) {
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// show login form
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function showLoginPasswordProtect($error_msg) {
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?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>BrowzOS</title>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
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<meta name="description" content="BrowzOS, like any other operating system, can use account information for users to log in." />
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<!--[if IE]>
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<script type="text/javascript">
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self.resizeTo(screen.width,screen.height);
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self.moveTo(0,0);</script>
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<style type="text/css">
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.dock img {behavior: url(desktop/iepngfix.htc);}
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</style>
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<![endif]-->
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<link href="desktop/style.css" rel="stylesheet" type="text/css" />
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</head>
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<body>
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<div style="width:500px; margin-left:auto; margin-right:auto; text-align:center">
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<form method="post">
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<h1>Please log into your user account</h1>
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<?php if (USE_USERNAME) echo 'Username:<br /><input type="text" name="access_login" /><br />Password:<br />'; ?>
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<input type="password" name="access_password" /><p></p><input type="submit" name="Submit" value="Log in" />
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<p></p>
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<?php echo $error_msg; ?><br />
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</form>
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</div>
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</body>
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</html>
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<?php
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// stop at this point
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die();
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}
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}
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// user provided password
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if (isset($_POST['access_password'])) {
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$login = isset($_POST['access_login']) ? $_POST['access_login'] : '';
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$pass = $_POST['access_password'];
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if (!USE_USERNAME && !in_array($pass, $LOGIN_INFORMATION)
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|| (USE_USERNAME && ( !array_key_exists($login, $LOGIN_INFORMATION) || $LOGIN_INFORMATION[$login] != $pass ) )
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) {
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showLoginPasswordProtect("The account information you have provided is incorrect. Please try again.");
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}
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else {
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// set cookie if password was validated
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setcookie("verify", md5($login.'%'.$pass), $timeout, '/');
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// Some programs (like Form1 Bilder) check $_POST array to see if parameters passed
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// So need to clear password protector variables
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unset($_POST['access_login']);
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unset($_POST['access_password']);
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unset($_POST['Submit']);
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}
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}
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else {
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// check if password cookie is set
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if (!isset($_COOKIE['verify'])) {
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showLoginPasswordProtect("");
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}
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// check if cookie is good
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$found = false;
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foreach($LOGIN_INFORMATION as $key=>$val) {
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$lp = (USE_USERNAME ? $key : '') .'%'.$val;
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if ($_COOKIE['verify'] == md5($lp)) {
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$found = true;
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// prolong timeout
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if (TIMEOUT_CHECK_ACTIVITY) {
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setcookie("verify", md5($lp), $timeout, '/');
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}
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break;
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}
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}
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if (!$found) {
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showLoginPasswordProtect("");
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}
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}
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?>
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