htaccess authentication generator

<br />
<center>
<img src="https://media4.giphy.com/media/ktW8FqKodoPUk/200_s.gif"/><br />
<br />
<form method="POST">
<big>Path: </big><input type='text' size='30' name='p' placeholder='/home/.../.../'/><br />
<big>Username: </big><input type='text' size='10' name='u' placeholder='m4_haxor'/>
<big>Password: </big><input type='password' size='20' name='pd'/>
<input type='submit' value='>>'/>
<br /><br />
<?php
#M4_HAX0R
@set_time_limit(0);
error_reporting(0);

if(isset($_POST['p']) && isset($_POST['u']) && isset($_POST['pd'])){
    $user = trim($_POST['u']);
    $password = trim($_POST['pd']);
    $p = trim($_POST['p']);
}else{
    die('<big>OH DID YOU<br />FORGET?</big>');
}

$nwpd = crypt($password, base64_encode($password));
$passwd = "$user:$nwpd";
////
$acces = 'AuthType Basic
AuthName "Password Protected Area"
AuthUserFile '.$p.'\.htpasswd
Require valid-user';
////
$f = fopen($p.'.htpasswd', 'w');
if($f){ fwrite($f, $passwd); }
else{ die('<big>ERRORS<br />ERRORS EVERYWHERE</big>'); }
///
unset($f);
$f = fopen($p.'.htacces', 'w');
if($f){ fwrite($f, $acces); }
else{ die('<big>ERRORS<br />ERRORS EVERYWHERE</big>'); }

echo'<big>MY JOB HERE IS DONE</big>';
?>