<?php
// ====================== MD Login Protect v1.0 =============================
//
// Script Name : MD Login Protect
// Script Version : 1.0
// License : Freeware
// Description : Provide a login password access to any page ,by
// including just one line. ( i.e. this file path )
//
// Inspired from : http://www.zubrag.com/scripts/
// logout link : <a href="http://site.com/page.php?logout">Logout</a>
//
// Author : Mukesh Dak
// Author_Email : [email protected]
// Author_URL : http://facebook.com/mukeshdak
//
// ===================================================================
// Login Username and Passwords array
$LOGIN_DB = array(
'user' => 'password',
'user2' => 'password2'
);
// request login?
// true -> show login and password boxes,
// false -> show password box only
define('USE_USERNAME', true);
// User will be redirected to this page after logout
define('LOGOUT_URL', 'http://'.$_SERVER["HTTP_HOST"]);
// time out after this minutes of inactivity. Set to 0 to not timeout
define('TIMEOUT_MINUTES', 15);
// 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);
if(isset($_GET['help']))
{
die('Include following code into every page you would like to protect,
at the very beginning (first line):<br><?php include("
' . str_replace('\\','\\\\',__FILE__) . '"); ?>');
}
// ##################### DO NOT EDIT SCRIPT BELOW THIS LINE ##################
// timeout in seconds
$timeout = (TIMEOUT_MINUTES == 0 ? 0 : time() + TIMEOUT_MINUTES * 60);
// logout?
if(isset($_GET['logout'])) {
setcookie("verify", '', $timeout, '/'); // clear password;
header('Location: ' . LOGOUT_URL);
exit();
}
if(!function_exists('show_login_form'))
{
// show login form
function show_login_form($error_msg)
{
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Login Required</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<meta http-equiv="CACHE-CONTROL" content="NO-CACHE">
<meta http-equiv="PRAGMA" content="NO-CACHE">
<style type="text/css" media="all" charset=UTF-8 >
body { padding:0px; margin:0px; color:#222; font-size:12px; font-family:"Lucida Grande", Arial; }
label { width:30%; float:left; text-align:right; padding:2px; }
#titlebox { height:60px; width:350px; text-align:center; font-size:36px; font-weight:bold; color:#F60; line-height:60px; margin-top:100px; }
#titlebox a { color:#CCC; text-decoration:none; }
#titlebox a:hover { color:#F60; text-decoration:none; }
#loginbox { background:#fec; width:250px; padding:50px; height:90px; border:1px #F60 solid; color:#f60; -moz-border-radius:10px; }
input { color:#C00; padding:2px; border:#F60 1px solid; background-color:#fff; display:block; }
input:hover { cursor:pointer; color:#111; border:#363 1px dotted;}
.loginwrap { width:350px; margin-left:auto; margin-right:auto; text-align:center; height:100%; }
.loginfooter { width:350px; height:50px; line-height:50px; text-align:center; color:#F60; }
.loginfooter a { color:#F30; }
.error { color: #f00; margin-bottom: 15px; display:block;}
.form_field { margin-bottom: 15px; }
</style>
</head>
<body>
<div class="loginwrap">
<div id="titlebox">Login Required</div>
<form id="login" method="post">
<div id="loginbox">
<div class="error">
<?php echo $error_msg; ?>
</div>
<?php if (USE_USERNAME) { ?>
<div class="form_field">
<label>Login : </label>
<input type="input" name="access_login" />
</div>
<?php } ?>
<div class="form_field">
<label>Password : </label>
<input type="password" name="access_password" />
</div>
<div class="form_field">
<label></label>
<input type="submit" name="Submit" value="Login" />
</div>
</div>
</form>
<div class="loginfooter">
Powered by <a href="http://facebook.com/mukeshdak" >MD Login Protect v1.0</a>
</div>
</div>
</div>
</body>
</html>
<?php die(); // stop at this point
}
}
// user provided password
if (isset($_POST['access_password']))
{
$login = isset($_POST['access_login']) ? $_POST['access_login'] : '';
$pass = $_POST['access_password'];
if (!USE_USERNAME && !in_array($pass, $LOGIN_DB) || (USE_USERNAME && ( !array_key_exists($login, $LOGIN_DB) || $LOGIN_DB[$login] != $pass ) ) )
{
show_login_form("Incorrect password.");
}
else
{
// set cookie if password was validated
setcookie("verify", md5($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']))
{
show_login_form("");
}
// check if cookie is good
$found = false;
foreach($LOGIN_DB as $key=>$val)
{
// creating cookie variable for each login.
$lp = (USE_USERNAME ? $key : '') .'%'.$val;
if ($_COOKIE['verify'] == md5($lp))
{
$found = true;
// prolong timeout
if (TIMEOUT_CHECK_ACTIVITY)
{
setcookie("verify", md5($lp), $timeout, '/');
}
break;
}
}
if (!$found) // Cookie is not as per usernames and passwords.
{
show_login_form("");
}
}
?>
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