<?php
include('checkfiles.php');
session_start();
$filename = 'uploads/'.$_SESSION['user_name']. '/'.$_GET['$searchfol'];

if (file_exists($filename)) {
    echo "The file exists" .$_GET['$searchfol'];;
} else {
   mkdir('uploads/'.$_SESSION['user_name']. '/'.$_GET['$searchfol'], 0700);
   echo "The folder has been created";
}

create new folder
_____________________________________________________________________________________________________________

<?php
include('checkfiles.php');
session_start();
$filename = 'uploads/'.$_SESSION['user_name']. '/'.$fileqw;
$wrongfile= 'uploads/'.$_SESSION['user_name']. '/'.$fileqw. '/';
if(file_exists($wrongfile))
{
 echo "Cannot delete folders :Only files";
}
else if (file_exists($filename)) {
   unlink('uploads/'.$_SESSION['user_name']. '/'.$fileqw);
   echo "Files has been deleted";
}
?>

delete files
_________________________________________________________________________________________________________________

<?php
include('checkfiles.php');
session_start();
$filename = 'uploads/'.$_SESSION['user_name']. '/'.$fileqw. '/';
if (file_exists($filename)) {
    rmdir('uploads/'.$_SESSION['user_name']. '/'.$fileqw. '/');
     echo "The folder has been deleted";
} else {
   echo "Error, This is only for removing folders";
}
?>

delete folders
__________________________________________________________________

download

<?php
include('checkfiles.php');
session_start();
$file = basename($_GET['file']);
$file = 'uploads/'.$_SESSION['user_name']. '/'.$fileqw;

if(!$file){
    die('file not found');
} else {
    header("Cache-Control: public");
    header("Content-Description: File Transfer");
    header("Content-Disposition: attachment; filename=$file");
    header("Content-Type: application/zip");
    header("Content-Transfer-Encoding: binary");

    // read the file from disk
    readfile($file);
}
?>