$0', $var);
$var = preg_replace('(\[b\](.+?)\[\/b\])is', '$1', $var);
$var = preg_replace('(\[i\](.+?)\[\/i\])is', '$1', $var);
$var = preg_replace('(\[u\](.+?)\[\/u\])is', '$1', $var);
return trim($var);
}
if (isset($_POST['password']))
{
$password = md5($_POST['password']);
if ($password == md5(ADMIN_PASS))
{
setcookie('password', $password);
}
}
else
{
$password = isset($_COOKIE['password']) ? $_COOKIE['password'] : NULL;
}
if (isset($_GET['admin']) && $_GET['admin'] == 'logout')
{
setcookie('password', '');
unset($_COOKIE['password'], $password);
header("Location: ".$_SERVER['PHP_SELF']);
exit;
}
else
if (isset($_GET['admin']) && $_GET['admin'] == 'delete')
{
if ($password == md5(ADMIN_PASS))
{
if ($file = fopen('./guestbookdb.php', 'r'))
{
$data = '';
while (!feof($file))
{
$line = fgets($file, 4096);
list($timestamp) = explode(chr(02), trim($line));
if ($timestamp == $_GET['msg'])
{
$data .= fread($file, filesize('./guestbookdb.php'));
fclose($file);
if (!$file = fopen('./guestbookdb.php', 'w'))
{
break;
}
fwrite($file, $data);
fclose($file);
break;
}
else
{
$data .= $line;
}
}
}
}
header("Location: ".$_SERVER['PHP_SELF']);
exit;
}
if($_SERVER['REQUEST_METHOD'] == 'POST')
{
$_POST = str_replace(chr(02), ' ', $_POST);
$ip = $_SERVER['REMOTE_ADDR'];
$name = strip_chars($_POST['name']);
$subject = strip_chars($_POST['subject']);
$email = strip_chars($_POST['email']);
$website = strip_chars($_POST['website']);
$message = str_replace("\n", "
", strip_chars($_POST['message']));
$message = bbcode($message);
$timestamp = time();
if (!(empty($name) || empty($message)))
{
$file = fopen('./guestbookdb.php', 'a+');
$data = $timestamp . chr(02) . $name . chr(02) . $subject . chr(02) . $email . chr(02) . $website . chr(02) . $message . chr(02) . $ip . "\n";
fwrite($file, $data);
fclose($file);
}
header("Location: ".$_SERVER['PHP_SELF']);
exit;
}
?>
Welcome to my guestbook! You can leave a message- Thanks!
\n";
echo "Guestbook login
\n";
echo "\n";
echo "\n";
}
}
else
{
echo "Welcome to my guestbook! You can leave a message- Thanks!
\n";
if ($password != md5(ADMIN_PASS))
{
echo "\n";
}
if(filesize('./guestbookdb.php') == 0)
{
echo "No posts found.
\n";
}
else
{
$items = file('./guestbookdb.php');
$items = array_reverse($items);
str_replace("<", "<", $items);
str_replace(">", ">", $items);
str_replace("\n", "
\n", $items);
foreach($items as $line)
{
list($timestamp, $name, $subject, $email, $website, $message, $ip) = explode(chr(02), trim($line));
$topic = "\n\n";
$topic .= "$message
\n";
echo $topic;
if ($password == md5(ADMIN_PASS))
{
echo "\n";
}
echo "
\n";
}
}
echo "
\n";
if ($password == md5(ADMIN_PASS))
{
echo "Logout
\n";
}
}
?>