Set-WorkdayWorkerDocument.ps1

function Set-WorkdayWorkerDocument {
<#
.SYNOPSIS
    Uploads a document to a Worker's records in Workday.

.DESCRIPTION
    Uploads a document to a Worker's records in Workday.

.PARAMETER WorkerId
    The Worker's Id at Workday.

.PARAMETER WorkerType
    The type of ID that the WorkerId represents. Valid values
    are 'WID', 'Contingent_Worker_ID' and 'Employee_ID'.

.PARAMETER Path
    The Path to the document file to upload.

.PARAMETER StaffingUri
    Staffing Endpoint Uri for the request. If not provided, the value
    stored with Set-WorkdayEndpoint -Endpoint Staffing is used.

.PARAMETER Username
    Username used to authenticate with Workday. If empty, the value stored
    using Set-WorkdayCredential will be used.

.PARAMETER Password
    Password used to authenticate with Workday. If empty, the value stored
    using Set-WorkdayCredential will be used.

.EXAMPLE
    
Set-WorkdayWorkerDocument -WorkerId 123 -Path Document.pdf

#>

	[CmdletBinding()]
	param (
		[Parameter(Mandatory = $true,
            Position=0)]
		[ValidatePattern ('^[a-fA-F0-9\-]{1,32}$')]
		[string]$WorkerId,
		[ValidateSet('WID', 'Contingent_Worker_ID', 'Employee_ID')]
		[string]$WorkerType = 'Employee_ID',
		[Parameter(Mandatory = $true)]
		[ValidateScript({Test-Path $_ -PathType Leaf})]
		[string]$Path,
        [string]$FileName,
        [Parameter(Mandatory = $true)]
        [ValidateSet('WID', 'Document_Category__Workday_Owned__ID', 'Document_Category_ID')]
        [string]$CategoryType,
        [Parameter(Mandatory = $true)]
        [string]$CategoryId,
        [string]$Comment,
		[string]$StaffingUri,
		[string]$Username,
		[string]$Password
	)

    Add-Type -AssemblyName "System.Web"

    if ([string]::IsNullOrWhiteSpace($StaffingUri)) { $StaffingUri = $WorkdayConfiguration.Endpoints['Staffing'] }

	$request = [xml]@'
<bsvc:Put_Worker_Document_Request bsvc:version="v30.0" bsvc:Add_Only="false" xmlns:bsvc="urn:com.workday/bsvc">
  <bsvc:Worker_Document_Data>
    <bsvc:Filename>Filename</bsvc:Filename>
    <!--Optional:-->
    <bsvc:Comment></bsvc:Comment>
    <bsvc:File>Z2Vybw==</bsvc:File>
    <bsvc:Document_Category_Reference>
      <bsvc:ID bsvc:type="CategoryType">CategoryId</bsvc:ID>
    </bsvc:Document_Category_Reference>
	<bsvc:Worker_Reference>
		<bsvc:ID bsvc:type="Employee_ID">Employee_ID</bsvc:ID>
	</bsvc:Worker_Reference>
    <bsvc:Content_Type>ContentType</bsvc:Content_Type>
  </bsvc:Worker_Document_Data>
</bsvc:Put_Worker_Document_Request>
'@

    $request.Put_Worker_Document_Request.Worker_Document_Data.Worker_Reference.ID.InnerText = $WorkerId
    if ($WorkerType -eq 'Contingent_Worker_ID') {
        $request.Put_Worker_Document_Request.Worker_Document_Data.Worker_Reference.ID.type = 'Contingent_Worker_ID'
    } elseif ($WorkerType -eq 'WID') {
        $request.Put_Worker_Document_Request.Worker_Document_Data.Worker_Reference.ID.type = 'WID'
    }

    if ([string]::IsNullOrWhiteSpace($FileName)) {
        $FileName = [string] (Split-Path -Path $Path -Leaf)
    }
	$request.Put_Worker_Document_Request.Worker_Document_Data.Filename = $FileName
    $request.Put_Worker_Document_Request.Worker_Document_Data.File = [System.Convert]::ToBase64String( [system.io.file]::ReadAllBytes( $Path ) )
    $request.Put_Worker_Document_Request.Worker_Document_Data.Document_Category_Reference.ID.type = $CategoryType
    $request.Put_Worker_Document_Request.Worker_Document_Data.Document_Category_Reference.ID.InnerText = $CategoryId
    $request.Put_Worker_Document_Request.Worker_Document_Data.Comment = $Comment
	$request.Put_Worker_Document_Request.Worker_Document_Data.Content_Type = [System.Web.MimeMapping]::GetMimeMapping( $fileName )

	Invoke-WorkdayRequest -Request $request -Uri $StaffingUri -Username:$Username -Password:$Password | Write-Output

}