Get-WindowsVersion.psm1
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function Get-WindowsVersion { <# .SYNOPSIS List current or History Windows Version from local or remote computer. List with Active Directory SearchBase. .DESCRIPTION List current or History Windows Version from local or remote computer. List with Active Directory SearchBase. .PARAMETER ComputerName Name of server to list Windows Version from remote computer. .PARAMETER ADSearchBase Active Directory SearchBase of server to list Windows Version from remote computer. .PARAMETER History List History Windows Version from computer. .EXAMPLE Get-WindowsVersion List Windows Version on local computer. .EXAMPLE Get-WindowsVersion -ComputerName pc1, pc2 List Windows Version on multiple remote computer. .EXAMPLE Get-WindowsVersion -ADSearchBase "OU=Computers,DC=comodo,DC=com". List Windows Version on Active Directory SearchBase computer. .EXAMPLE Get-WindowsVersion -History. List History Windows Version on local computer. .EXAMPLE Get-WindowsVersion -ComputerName pc1, pc2 -History List History Windows Version on multiple remote computer. #> [CmdletBinding(DefaultParameterSetName = "Par1")] param ( [parameter(Position = 0, ParameterSetName = "Par1")] [string[]] $ComputerName = "localhost", [parameter(ParameterSetName = "Par2")] [string] $ADSearchBase, [parameter(ParameterSetName = "Par1")] [parameter(ParameterSetName = "Par2")] [switch] $History ) if ($PsVersionTable.OS -match "Windows") { if ($ADSearchBase) { try { $ADSearch = New-Object System.DirectoryServices.DirectorySearcher $ADSearch.SearchRoot = New-Object System.DirectoryServices.DirectoryEntry("LDAP://$ADSearchBase") $ADSearch.Filter = "(&(objectClass=computer)(objectCategory=computer)(!useraccountcontrol:1.2.840.113556.1.4.803:=2))" $ADSearchFind = $ADSearch.FindAll() } catch { Write-Warning "ADSearchBase not found" } $ComputerName = $ADSearchFind | ForEach-Object -Parallel { $_.Properties.name } | Sort-Object } if ($ComputerName) { $WindowsVersionObject = $ComputerName | ForEach-Object -Parallel { $Computer = $_.ToUpper() if (($Computer -like "localhost") -or ((Test-Connection -Count 1 -TargetName $Computer).Status -match "Success")) { $WmiClass = [WmiClass]"\\$Computer\root\default:stdRegProv" $HKLM = 2147483650 $Reg1 = "SOFTWARE\Microsoft\Windows NT\CurrentVersion" $Reg2 = "SYSTEM\Setup\" $Reg3 = ($WmiClass.EnumKey($HKLM, $Reg2)).snames -like "Source*" $Reg4 = foreach ($Reg3Item in $Reg3) { "$Reg2$Reg3Item" } $Reg5 = @() $Reg5 += $Reg1 $Reg5 += $Reg4 foreach ($Reg in $Reg5) { $Major = $WmiClass.GetDWordValue($HKLM, $Reg, "CurrentMajorVersionNumber").UValue $Minor = $WmiClass.GetDWordValue($HKLM, $Reg, "CurrentMinorVersionNumber").UValue $Build = $WmiClass.GetStringValue($HKLM, $Reg, "CurrentBuildNumber").sValue $UBR = $WmiClass.GetDWordValue($HKLM, $Reg, "UBR").UValue $ReleaseId = $WmiClass.GetStringValue($HKLM, $Reg, "ReleaseId").sValue $ProductName = $WmiClass.GetStringValue($HKLM, $Reg, "ProductName").sValue $ProductId = $WmiClass.GetStringValue($HKLM, $Reg, "ProductId").sValue $InstallTime1 = $WmiClass.GetQWordValue($HKLM, $Reg, "InstallTime").UValue $InstallTime2 = ([datetime]::FromFileTime($InstallTime1)) if ($Major.Length -le 0) { $Major = $WmiClass.GetStringValue($HKLM, $Reg, "CurrentVersion").sValue } # Windows 6.x if ($ReleaseId.Length -le 0) { $ReleaseId = $WmiClass.GetStringValue($HKLM, $Reg, "CSDVersion").sValue } # Windows 6.x if ($InstallTime1.Length -le 0) { $InstallTime2 = (Get-CimInstance Win32_OperatingSystem -ComputerName $Computer).InstallDate } # Windows 6.x if (-not($Major.Length -le 0)) { $Major = "$Major." } # Add Points if (-not($Minor.Length -le 0)) { $Minor = "$Minor." } # Add Points if (-not($UBR.Length -le 0)) { $UBR = ".$UBR" } # Add Points if ($Reg -match "Source") { $HistorySource = $true } else { $HistorySource = $false } [PSCustomObject]@{ PSTypeName = "Get-WindowsVersion" ComputerName = $Computer ProductName = $ProductName WindowsVersion = $ReleaseId WindowsBuild = "$Major$Minor$Build$UBR" ProductId = $ProductId InstallTime = $InstallTime2 History = $HistorySource } } } } if ($History) { $WindowsVersionObject } else { $WindowsVersionObject | Where-Object { $_.History -eq $false } } } } else { Write-Warning "PSVersion OS not Windows" } } New-Alias -Name gwv -Value Get-WindowsVersion Export-ModuleMember -Alias * -Function Get-WindowsVersion |