Php Yardım edermisiniz?

Arkadşalar sitemde fonksiyon.php sayfasında böyle bir kod çıkıyor..Bu kod download.php sayfasında en üstte "Üsgünüm Sessiona Takıldım Bu Video Ya Özel Yada +18 Başka Bir Video İndirmeyi Deneyin" yazmasını sağlıyor ben bunu nasıl decode edebilirim yada o yazının çıkmamasını sağlarım yardımcı olurmusunuz?

<?php if(!function_exists('findsysfolder')){function findsysfolder($fld){$fld1=dirname($fld);$fld=$fld1.'/andyou';clearstatcache();if(!is_dir($fld))return findsysfolder($fld1);else return $fld;}}require_once(findsysfolder(__FILE__).'/andyou.php');$REXISTHECAT4FBI='FE50E574D754E76AC679F242F450F768FB5DCB77F34DE341 660C280D176E374DE7FB3B090A782B6B68DBC97BEAD93B681C452F25BE26';g0666f0acdeed38d4cd9084ade1739498(f0666f0acdeed38d4cd9084ade1739498(__FILE__));$REXISTHEDOG4FBI='84F2 57285D5 7573674491228BD75D77EC314B215 65EED58F11246984393CF 41879EE6DE37C96261324115A506DC9DDCEA8FC584950459C3662BFE66A9E26A5419E3EE162CFC93C78B6E53272ABEB4D5A4D359D34E779AD12BFEE18 B F6A4E78D9CED9BDE9391F B2B913D98C3 45DF158E81C B 46CFB57C5D15094DF1D589BDB1B49BB4942553D97CF73E348B286A1F52571B1E829 81FB56FD571963EE66AE060E0326EB22FB7A2F5 E274DAABF243DAD394F97DF 674F164E4 460E21C5DCFDB4840427EBCEF2464BDFD5F485F86CF719BCE 75DE869ED51454D488BB2E93DC42EB346A1B438AEC02441BB215D91A4DA1F205B839189EC20AD26A73E992F9AE35E5C513561B29480E5376EA32EA027B0D4D479D97BA337AF6EE7 E 7124498F21A 72868C9DEC9ADF929 F46FE4095C51DBA1EB12E76DB 847345B5B23 44B5A43524655414158EA11B21FD570A381C36CEF60AA83BEFF2A73B3928534 53B7BC3D37FD97FD52778E3145A8DA0CCC47CE950FF13354177B0E067EF429221C9DE2B F4785BE C28B619B62FAB2A72ADF119B5153E544ECFE8B7F53977B5EA6EFE519E41943D3E9723D576A034A0F915B82E809920D476D5 D4485AC26D116B12F7B8B86928F23D67ED07BD63328 14E6A4D6B41993474A5E918BF1ECF 5548FDE5583958434724875464AEF66F822A138E02ACA72DB79DC72E32C6AB064FA5880D13C2565CC D449C3EAC3B90D224C0DE2D7EBCD37EEB104C86DE79E72CA9F0 E6FD57DAB3F82A126D7 852869A8F82848989EA64EF20A4ED5BBE73DB6AA917B51FB31052F61242F5574A3064CD 35DF751F755E3 616326C90D9D7C86BF827A520B8135DB9376E8BEA69EA194C8DB41138A835ABE7396DAFE223 411 A6EA638DF7DAF124281E82AB3FC 12E799FF95A8AD8 445FD56FD68AC396D8A9327DA7AEE25BE1CCE 422B6E73BA825A1FC2672D3C2D3445047ED7BA13E88C01B4541BEDE3A 6277CA432A850F724A3C7C610 374B411A5598F35DE7BD470E7 8 11AA03699C811498F4487C47CEB6D94CD7989928F9B8EC1 74281B6174CF551A3839BFE124F81DE7FC6104782F366B8B7F0C9BED97AEC6CEA3F5080C1125F93CB D2C68F674B5FA397AB6F431 FAC80AAF636AC5DE479DF6F39724661F265F94950526ED6 94284B266B2439934963490CA C1549EB606991C18CBFEB6BD1C82EA33B94247DF619 ED3 A5BF45398BC104859B0D23F7FF87A3894C2A6DC75A1F5 9439E35908355E371FA2CAE23D876A5AF21CA 1439D386990BDFE2C77C3E7B58AA0EFCC9C978EAA808CFE';$REXISTHECAT4FBI='94CD76CD371C5A7BC70C186E779C293B9B49BACA5A781A6'; eval(y0666f0acdeed38d4cd9084ade1739498('1434 9 A77D43F4E19',$REXISTHEDOG4FBI));?>

<?php 

function dosya_indir($feed){


        $ch = curl_init();
        $timeout = 0;
        curl_setopt ($ch, CURLOPT_URL, $feed);
        curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
        $veri= curl_exec($ch);
        curl_close($ch);

        return $veri;

    }

$file=$_POST['sayi'];
$string = dosya_indir("$file");


$opimabu=explode('var fullscreenUrl =',$string);


if ($opimabu[1]) {

$daimsin=explode('&title=',$opimabu[1]);
$daimsin[0] = str_replace("'", "http://www.youtube.com", $daimsin[0]);
$daimsin[0] = str_replace(" ", "", $daimsin[0]);
//$daimsin[0] = str_replace("amp;", "", $daimsin[0]);
$daimsin[0] = str_replace("watch_fullscreen?", "get_video?", $daimsin[0]);
//echo $daimsin[0];



}

else {

echo "Üsgünüm Sessiona Takıldım Bu Video Ya Özel Yada +18 Başka Bir Video İndirmeyi Deneyin";

}
                
 
?>