Public/Get-DokuPageBackLink.ps1

function Get-DokuPageBackLink {
<#
    .SYNOPSIS
        Returns a list of backlinks of a Wiki page
 
    .DESCRIPTION
        Returns a list of backlinks of a Wiki page
 
    .PARAMETER FullName
        The full page name for which to return the data
 
    .EXAMPLE
        PS C:\> $PageBackLink = Get-DokuPageBackLink -FullName "namespace:namespace:page"
 
    .OUTPUTS
        System.Management.Automation.PSObject[]
 
    .NOTES
        AndyDLP - 2018-05-26
#>


    [CmdletBinding()]
    [OutputType([psobject[]])]
    param
    (
        [Parameter(Mandatory = $true,
                   Position = 1,
                   ValueFromPipeline = $true,
                   ValueFromPipelineByPropertyName = $true,
                   HelpMessage = 'The full page name for which to return the data')]
        [ValidateNotNullOrEmpty()]
        [string[]]$FullName
    )

    begin {

    } # begin

    process {
        foreach ($PageName in $FullName) {
            $APIResponse = Invoke-DokuApiCall -MethodName 'wiki.getBackLinks' -MethodParameters @($PageName)
            if ($APIResponse.CompletedSuccessfully -eq $true) {
                $PageArray = ($APIResponse.XMLPayloadResponse | Select-Xml -XPath "//array/data/value").Node.InnerText
                foreach ($Page in $PageArray) {
                    $PageObject = New-Object PSObject -Property @{
                        FullName = $Page
                        PageName = ($Page -split ":")[-1]
                        ParentNamespace = ($Page -split ":")[-2]
                        RootNamespace = ($Page -split ":")[0]
                    }
                    $PageObject
                }
            } elseif ($null -eq $APIResponse.ExceptionMessage) {
                Write-Error "Fault code: $($APIResponse.FaultCode) - Fault string: $($APIResponse.FaultString)"
            } else {
                Write-Error "Exception: $($APIResponse.ExceptionMessage)"
            }
        } # foreach page
    } # process

    end {

    } # end
}