#---------------------------------------------------------------------------------------
#Script name 	:- CreateADGroup.ps1
#
#Script author 	:- Ian Ballard
#Version history.
#Version number	| Date			| Author		| Comments
#1.00			| 07/11/2014	| Ian Ballard	| Initial version. 
#---------------------------------------------------------------------------------------

$ver = $host | select version
if ($ver.Version.Major -gt 1)  {$Host.Runspace.ThreadOptions = "ReuseThread"}
#Include the PowerShell snap-ins & imports that will be needed. 
Import-Module ActiveDirectory

function CreateADGroup( [string] $ADGroup, [string] $ADGroupDisplayName, [string] $ADGroupDescription, [string] $ADOUPath )
{
	try 
	{ 
		get-adgroup $ADGroup | out-null 
		if ( $debug -eq $true )
		{
			write-host -f $debugColourStepIgnored "The AD Group $ADGroup is already in Active directory, skipping this step."
		}
		
	}
	  catch  
	{
		New-ADGroup -Name $ADGroup -GroupCategory Security -GroupScope Global -DisplayName $ADGroupDisplayName -Description $ADGroupDescription -path $ADOUPath
		if ( $debug -eq $true )
		{
			write-host -f $debugColour "The AD Group $ADGroup has been created in Active directory."
		}
	}
}


$ConfirmPreference = "None"

#
#Debug option. 
#
$debug = $true
$debugColour = "green"
$debugColourStepIgnored = "yellow"
#
#
#

#AD Group information for the owners of the site. 
$ADGroup = "New AD group"
$ADDisplayName = "New AD group display name"
$ADDisplayDescription = "This AD group was created via a PowerShell script."
$ADOUPath = "OU=DEV,OU=Development-Managed Applications,OU=Security,OU=Groups,DC=development,DC=local"

CreateADGroup ($ADGroup) ($ADDisplayName) ($ADDisplayName) ($ADOUPath)