chatbox

<?php

// chat by flazer version php :)
// Author : flazer | http://flazer-404.blogspot.com
?>
<title>Shout Box By Flazer</title>
<center>
<TABLE style="BORDER-COLLAPSE: collapse"  borderColor=#000000  height="1" width="80%" border=1>
<td width="80%" height="1" valign="top">
<?php
/*
credit by flazer jangan suka hapus author :)
*/

if ($_SERVER['REQUEST_METHOD']=='POST')
{
$tempat_data = "chat.txt"; //
$max_karakter = 900000; //
$max_nama = 32; //

$min_karakter = 8; //

$min_nama = 3; //

$berapa_baris = 10; //
$buka_data = file($tempat_data);
$nama = htmlspecialchars(addslashes($_POST['nama']));
$text = $_POST['text'];
if (empty($nama))
{
die ('Empty name');
exit; }
if (empty($text))
{
die ('Empty text');
exit; }
if (strlen($nama) > $max_nama)
{
die ('namanya terlalu panjang, maksimal karakter adalah '.$max_nama);
exit;
}
if (strlen($text) > $max_karakter)
{
die ('text nya terlalu panjang, maksimal karakter adalah'.$max_karakter);
exit;
}
if (strlen($nama) < $min_nama)
{
die ('namanya terlalu pendek, minimal karakter adalah '.$min_nama);
exit;
}
if (strlen($text) < $min_karakter)
{
die ('text nya terlalu pendek, minimal karakter adalah'.$min_karakter);
exit;
}

if (!empty($nama) && !empty($text))
{
$text = preg_replace("/</", "&lt;", $text);
$text = preg_replace("/>/", "&gt;", $text);
if (strlen($text) < $max_karakter)
{
$tulis = fopen ($tempat_data, "w");
$text = stripslashes($text);
fwrite ($tulis, "<b>$nama</b>: $text<br/>\n");

for ($i = 0; $i < $berapa_baris; $i++)
{
fwrite ($tulis, $buka_data[$i]);
}
}
fclose($tulis);
}
}

include("chat.txt"); //

echo "<p> &nbsp; </p>\n";

//
echo "<form action=\"{$_SERVER['PHP_SELF']}?\" method=\"post\">
<div>
<center>
Nama : <input type=\"text\" name=\"nama\" size=\"26\" maxlength=\"32\" />
<br/><br />
Pesan: <input type=\"text\" name=\"text\" size=\"26\" maxlength=\"500\" />
<center/>
<br/><br/>
<button type=\"submit\">Sikat Gan</button>
</div>
</form>
";
?>
<table />
<center/>