SSO Object GUID ID

Function Convert-GUIDtoBase64{ param ($guid); [system.convert]::ToBase64String(([GUID]$guid).ToByteArray())}

Function newForm([string] $title, [string] $message, [string] $defaultText)
{

Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing

$reply = New-Object System.Windows.Forms.Form
$reply.Text = $title
$reply.Size = New-Object System.Drawing.Size(300,200)
$reply.StartPosition = 'CenterScreen'

$okButton = New-Object System.Windows.Forms.Button
$okButton.Location = New-Object System.Drawing.Point(75,120)
$okButton.Size = New-Object System.Drawing.Size(75,23)
$okButton.Text = 'OK'
$okButton.DialogResult = [System.Windows.Forms.DialogResult]::OK
$reply.AcceptButton = $okButton
$reply.Controls.Add($okButton)

$cancelButton = New-Object System.Windows.Forms.Button
$cancelButton.Location = New-Object System.Drawing.Point(150,120)
$cancelButton.Size = New-Object System.Drawing.Size(75,23)
$cancelButton.Text = 'Cancel'
$cancelButton.DialogResult = [System.Windows.Forms.DialogResult]::Cancel
$reply.CancelButton = $cancelButton
$reply.Controls.Add($cancelButton)

$label = New-Object System.Windows.Forms.Label
$label.Location = New-Object System.Drawing.Point(10,20)
$label.Size = New-Object System.Drawing.Size(280,20)
$label.Text = $message
$reply.Controls.Add($label)

$textBox = New-Object System.Windows.Forms.TextBox
$textBox.Location = New-Object System.Drawing.Point(10,40)
$textBox.Size = New-Object System.Drawing.Size(260,20)
$textBox.Text = $defaultText
$reply.Controls.Add($textBox)

$reply.Topmost = $true

$reply.Add_Shown({$textBox.Select()})
$result = @{ Status=$reply.ShowDialog();Data=$textbox.text}
$result
}
$result = newForm "SSO lookup" "username here" "first.last"
if ($result['Status'] -eq [System.Windows.Forms.DialogResult]::OK)
{
    $x = $result['Data']

    Convert-GUIDtoBase64 (get-aduser $x).objectguid| tee -variable identifier | clip
    newForm "SSO Identifier result" "The identifier has been copied to the clipboard" $identifier
}