Remove empty seismic file directory using powershell

ghost-dir-remover.ps1

$whatIf = $false

$removeHiddenFiles = $true

$minimumSize = 128 #dalam KB

$global:fileRemoved = 0

$global:lengthRemoved = 0

Function Delete-EmptyFolder($path)
{
    Foreach ($subFolder in Get-ChildItem -Force -Literal $path -Directory) 
    {
        Delete-EmptyFolder -path $subFolder.FullName
    }


    Write-Host ">>> Scanning :: ${path}"

    $dirs = [System.IO.Directory]::GetDirectories($path)
    $dir_count = $dirs.Count

    $files = [System.IO.Directory]::GetFiles($path)
    $file_count = $files.Count

    if (($dir_count -eq 0) -and ($file_count -eq 0))
    {
        Write-Host "Remove empty directory : ${path}"
        Remove-Item -Path $path -Force -WhatIf:$whatIf
    }

    if ($file_count -gt 0)
    {
        Foreach ($file in $files)
        {
            $length = (Get-Item -Path $file).Length /1KB

            if ($length -lt $minimumSize)
            {
                $global:lengthRemoved = $global:lengthRemoved + $length 
                $global:fileRemoved = $global:fileRemoved + 1
                Write-Host "Remove ${file} : ${length}KB"
                Remove-Item -Path $file -Force -WhatIf:$whatIf
            }
        }
    }

}


Write-Host "Running...."
# Run the script
Delete-EmptyFolder -path "E:\Data_Raw\KRAKATAU"
$global:lengthRemoved = $global:lengthRemoved / 1MB

Write-Host "Finish!"
Write-Host "$global:fileRemoved File(s) Removed"
Write-Host "$global:lengthRemoved MB Removed"