Public/Lock-DokuPage.ps1

function Lock-DokuPage {
    [CmdletBinding(SupportsShouldProcess=$True, ConfirmImpact='Medium')]
    param
    (
        [Parameter(Mandatory = $true,
                   ValueFromPipeline = $true,
                   ValueFromPipelineByPropertyName=$true,
                   Position = 1,
                   HelpMessage = 'The full name of the to-be-locked page, including parent namespace(s)')]
        [ValidateNotNullOrEmpty()]
        [string[]]$FullName
    )

    begin {}

    process {
        if ($PSCmdlet.ShouldProcess("Lock page: $FullName")) {
            # long random name in unlock array as its unlikely to be existing (do unlock in other function)
            # xmltype converter doesn't like it to be empty?
            $APIResponse = Invoke-DokuApiCall -MethodName 'dokuwiki.setLocks' -MethodParameters @(@{ 'lock' = [array]$FullName; 'unlock' = @("341272da-9295-4362-939f-070baf351995341272da-9295-4362-939f-070baf351995341272da-9295-4362-939f-070baf351995") })
            if ($APIResponse.CompletedSuccessfully -eq $true) {
                # do nothing except when locks fail
                # $locked = ($APIResponse.XMLPayloadResponse | Select-Xml -XPath "//array").Node[0].data.value.innertext
                $lockfail = ($APIResponse.XMLPayloadResponse | Select-Xml -XPath "//array").Node[1].data.value.innertext
                # $unlocked = ($APIResponse.XMLPayloadResponse | Select-Xml -XPath "//array").Node[2].data.value.innertext
                # $unlockfail = ($APIResponse.XMLPayloadResponse | Select-Xml -XPath "//array").Node[3].data.value.innertext
                if ($null -ne $lockfail) {
                    $lockfail | ForEach-Object -Process { Write-Error "Failed to lock page: $PSItem" }
                }
            } elseif ($null -eq $APIResponse.ExceptionMessage) {
                Write-Error "Fault code: $($APIResponse.FaultCode) - Fault string: $($APIResponse.FaultString)"
            } else {
                Write-Error "Exception: $($APIResponse.ExceptionMessage)"
            }
        }
    } # process

    end {}
}