Powershell Script - Get-LocalUsers - Remotely query all local users and details

BV_Get_LocalUsers.ps1

#Requires -Version 2

Function Get-LocalUsers{
<#
.SYNOPSIS
Remotely pulls local users and some properties
.DESCRIPTION
Uses the [ADSI] object type to remotely connect to SAM to query user objects for group membership, password expiration,etc
.PARAMETER ComputerName
Specifies one or more server names.
.EXAMPLE
Get-Content .\serverlist.txt | Get-LocalUsers | Export-Csv .\report.csv
Gets all local users on every server in the list txt and outputs it to a report CSV file.
.LINK
http://www.bryanvine.com/2015/08/powershell-script-get-localusers.html

.NOTES
Author: Bryan Vine
Last updated: 8/19/2015
#>
    [CmdletBinding()]
    Param(
        [Parameter(Mandatory=$true,valuefrompipeline=$true,Position=0)]
        [alias("CN","MachineName","ServerName","Server")][ValidateNotNullOrEmpty()][string[]]
        $ComputerName
    )
    BEGIN{
        $allServers = @()  
    }
	PROCESS{
        $allServers += $ComputerName
    }
    END{
        foreach($comp in $allServers){
            try{ 
                ([ADSI]"WinNT://$comp").Children | ?{$_.SchemaClassName -eq 'user'} | %{
                    $groups = $_.Groups() | %{$_.GetType().InvokeMember("Name", 'GetProperty', $null, $_, $null)}
                    $_ | Select @{n='Server';e={$comp}},
                    @{n='UserName';e={$_.Name}},
                    @{n='Active';e={if(($_.userflags.value -band 2) -eq 2){$true} else{$false}}},
                    @{n='PasswordExpired';e={if($_.PasswordExpired){$true} else{$false}}},
                    @{n='PasswordNeverExpires';e={if(($_.userflags.value -band 65536) -eq 65536){$true} else{$false}}},
                    @{n='PasswordAgeDays';e={[math]::Round($_.PasswordAge[0]/86400,0)}},
                    @{n='LastLogin';e={$_.LastLogin}},
                    @{n='Groups';e={$groups -join ';'}},
                    @{n='Description';e={$_.Description}},
                    @{n='UserFlags';e={$_.userflags}}
                }
            }
            catch{
                Write-Warning "Failed to query users on $Comp"
            }
        }
    }
}