PowerShellでフォルダ内のサイズを求めるやつ

コード１.ps

function Get-SharedFolders 
{ 
    [CmdletBinding()] 
    param 
    ( 
        [parameter( 
            position = 0, 
            mandatory = 1, 
            valuefrompipeline = 1, 
            valuefrompipelinebypropertyname = 1)] 
        [string[]] 
        $Path = $null 
    ) 
    process 
    { 
        (net view $Path) | % { if($_.IndexOf(' Disk ') -gt 0){ $_.Split(' ')[0]; } }; 
    } 
} 
  
function Get-DirectoryVolume 
{ 
    [CmdletBinding()] 
    param 
    ( 
        [parameter( 
            position = 0, 
            mandatory = 1, 
            valuefrompipeline = 1, 
            valuefrompipelinebypropertyname = 1)] 
        [string[]] 
        $Path = $null, 
  
        [parameter( 
            position = 1, 
            mandatory = 0, 
            valuefrompipelinebypropertyname = 1)] 
        [validateSet("KB", "MB", "GB")] 
        [string] 
        $Scale = "KB", 
  
        [parameter( 
            position = 2, 
            mandatory = 0, 
            valuefrompipelinebypropertyname = 1)] 
        [switch] 
        $Recurse = $false, 
  
        [parameter( 
            position = 3, 
            mandatory = 0, 
            valuefrompipelinebypropertyname = 1)] 
        [switch] 
        $Ascending = $false, 
  
        [parameter( 
            position = 4, 
            mandatory = 0, 
            valuefrompipelinebypropertyname = 1)] 
        [switch] 
        $OmitZero 
    ) 
  
    process 
    { 
        $path ` 
        | %{ 
            Write-Verbose ("Checking path : {0}. Scale : {1}. Recurse switch : {2}. Decending : {3}" -f $_, $Scale, $Recurse, !$Ascending) 
            if (Test-Path $_) 
            { 
                $result = Get-ChildItem -Path $_ -Recurse:$Recurse ` 
                | where PSIsContainer ` 
                | %{ 
                    $subFolderItems = (Get-ChildItem $_.FullName | where Length | measure Length -sum) 
                    [PSCustomObject]@{ 
                        Fullname = $_.FullName 
                        $scale = [decimal]("{0:N4}" -f ($subFolderItems.sum / "1{0}" -f $scale)) 
                    }} ` 
                | sort $scale -Descending:(!$Ascending) 
  
                if ($OmitZero) 
                { 
                    return $result | where $Scale -ne ([decimal]("{0:N4}" -f "0.0000")); 
                } 
                else 
                { 
                    return $result; 
                } 
            } 
        } 
    } 
} 
  
$dirs = (Get-SharedFolders -Path \\fileServer1) -replace "`r", "" -split "`n"; 
foreach ($dir in $dirs) { 
    $path2 = '\\fileServer1\' + $dir 
    Get-DirectoryVolume -Path $path2 -Scale KB; 
}

コード２.ps

ls \\fileServer1\Documents -Recurse | Measure-Object –Property Length –Sum