PowerDataOps

1.0.0.150

src/Security/Get-XrmRootBusinessUnit.ps1

                                <#

    .SYNOPSIS

    Retrieve root business unit.

    .DESCRIPTION

    Get top  business unit of organization.

    .PARAMETER XrmClient

    Xrm connector initialized to target instance. Use latest one by default. (CrmServiceClient)

    .PARAMETER Columns

    Specify expected columns to retrieve. (Default : all columns)

#>

function Get-XrmRootBusinessUnit {

    [CmdletBinding()]

    param

    ( 

        [Parameter(Mandatory = $false, ValueFromPipeline)]

        [Microsoft.Xrm.Tooling.Connector.CrmServiceClient]

        $XrmClient = $Global:XrmClient,        

        [Parameter(Mandatory = $false)]

        [ValidateNotNullOrEmpty()]

        [String[]]

        $Columns = @("*")

    )

    begin {

        $StopWatch = [System.Diagnostics.Stopwatch]::StartNew();

        Trace-XrmFunction -Name $MyInvocation.MyCommand.Name -Stage Start -Parameters ($MyInvocation.MyCommand.Parameters);       

    }    

    process {

        $queryBusinessUnit = New-XrmQueryExpression -LogicalName "businessunit" -Columns $Columns;

        $queryBusinessUnit = $queryBusinessUnit | Add-XrmQueryCondition -Field "parentbusinessunitid" -Condition Null;

        $businessUnits = $XrmClient | Get-XrmMultipleRecords -Query $queryBusinessUnit;

        $businessUnit = $businessUnits | Select-Object -First 1;

        $businessUnit;

    }

    end {

        $StopWatch.Stop();

        Trace-XrmFunction -Name $MyInvocation.MyCommand.Name -Stage Stop -StopWatch $StopWatch;

    }    

}

Export-ModuleMember -Function Get-XrmRootBusinessUnit -Alias *;