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177 lines
5.3 KiB
177 lines
5.3 KiB
7 years ago
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<?php
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###############################################################
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# Page Password Protect 2.13
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###############################################################
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# Visit http://www.zubrag.com/scripts/ for updates
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###############################################################
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#
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# Usage:
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# Set usernames / passwords below between SETTINGS START and SETTINGS END.
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# Open it in browser with "help" parameter to get the code
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# to add to all files being protected.
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# Example: password_protect.php?help
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# Include protection string which it gave you into every file that needs to be protected
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#
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# Add following HTML code to your page where you want to have logout link
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# <a href="http://www.example.com/path/to/protected/page.php?logout=1">Logout</a>
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#
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###############################################################
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/*
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-------------------------------------------------------------------
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SAMPLE if you only want to request login and password on login form.
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Each row represents different user.
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$LOGIN_INFORMATION = array(
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'zubrag' => 'root',
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'test' => 'testpass',
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'admin' => 'passwd'
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);
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--------------------------------------------------------------------
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SAMPLE if you only want to request only password on login form.
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Note: only passwords are listed
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$LOGIN_INFORMATION = array(
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'root',
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'testpass',
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'passwd'
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);
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--------------------------------------------------------------------
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*/
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##################################################################
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# SETTINGS START
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##################################################################
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// Add login/password pairs below, like described above
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// NOTE: all rows except last must have comma "," at the end of line
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$LOGIN_INFORMATION = array(
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'zubrag' => 'root',
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'admin' => 'adminpass'
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);
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// request login? true - show login and password boxes, false - password box only
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define('USE_USERNAME', true);
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// User will be redirected to this page after logout
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define('LOGOUT_URL', 'http://www.example.com/');
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// time out after NN minutes of inactivity. Set to 0 to not timeout
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define('TIMEOUT_MINUTES', 0);
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// This parameter is only useful when TIMEOUT_MINUTES is not zero
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// true - timeout time from last activity, false - timeout time from login
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define('TIMEOUT_CHECK_ACTIVITY', true);
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##################################################################
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# SETTINGS END
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##################################################################
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///////////////////////////////////////////////////////
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// do not change code below
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///////////////////////////////////////////////////////
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// show usage example
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if(isset($_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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<html>
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<head>
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<title>Please enter password to access this page</title>
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<META HTTP-EQUIV="CACHE-CONTROL" CONTENT="NO-CACHE">
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<META HTTP-EQUIV="PRAGMA" CONTENT="NO-CACHE">
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</head>
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<body>
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<style>
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input { border: 1px solid black; }
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</style>
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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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<h3>Please enter password to access this page</h3>
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<font color="red"><?php echo $error_msg; ?></font><br />
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<?php if (USE_USERNAME) echo 'Login:<br /><input type="input" name="access_login" /><br />Password:<br />'; ?>
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<input type="password" name="access_password" /><p></p><input type="submit" name="Submit" value="Submit" />
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</form>
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<br />
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<a style="font-size:9px; color: #B0B0B0; font-family: Verdana, Arial;" href="http://www.zubrag.com/scripts/password-protect.php" title="Download Password Protector">Powered by Password Protect</a>
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</div>
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</body>
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</html>
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<?php
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// stop at this point
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die();
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}
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}
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// user provided password
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if (isset($_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] != $pass ) )
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) {
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showLoginPasswordProtect("Incorrect password.");
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}
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else {
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// set cookie if password was validated
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setcookie("verify", md5($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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