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Get-WindowsVersion.ps1
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114 lines (89 loc) · 3.79 KB
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Function Get-WindowsVersion {
[cmdletbinding()]
[OutputType("custom object")]
[alias('wver')]
Param (
[Parameter(ValueFromPipeline, ValueFromPipelineByPropertyName, Position = 0)]
[ValidateNotNullOrEmpty()]
[string[]]$Computername = $env:COMPUTERNAME,
[PSCredential]$Credential,
[switch]$UseSSL,
[Int32]$ThrottleLimit,
[ValidateSet('Default', 'Basic', 'Credssp', 'Digest', 'Kerberos', 'Negotiate', 'NegotiateWithImplicitCredential')]
[ValidateNotNullorEmpty()]
[string]$Authentication = "default"
)
Begin {
Write-Verbose "[BEGIN ] Starting $($MyInvocation.Mycommand)"
$sb = {
$RegPath = 'HKLM:\SOFTWARE\Microsoft\Windows nt\CurrentVersion\'
Get-ItemProperty -Path $RegPath | Select-Object -Property ProductName, EditionID, ReleaseID, BuildBranch,
@{Name = "Build"; Expression = {"$($_.CurrentBuild).$($_.UBR)"}},
@{Name = "InstalledUTC"; Expression = { ([datetime]"1/1/1601").AddTicks($_.InstallTime) }},
@{Name = "Computername"; Expression = {$env:computername}}
} #close scriptblock
#update PSBoundParameters so it can be splatted to Invoke-Command
[void]$PSBoundParameters.Add("ScriptBlock", $sb)
[void]$PSBoundParameters.add("HideComputername", $True)
} #begin
Process {
if (Test-IsPSWindows) {
Write-Verbose "[PROCESS] Invoking command"
if (-Not $PSBoundParameters.ContainsKey("Computername")) {
#add the default value if nothing was specified
[void]$PSBoundParameters.Add("Computername", $Computername)
}
$PSBoundParameters | Out-String | Write-Verbose
$results = Invoke-Command @PSBoundParameters | Select-Object -Property * -ExcludeProperty RunspaceID, PS*
if ($Results) {
foreach ($item in $results) {
[pscustomobject]@{
PSTypeName = "WindowsVersion"
ProductName = $item.ProductName
EditionID = $item.EditionID
ReleaseID = $item.ReleaseID
Build = $item.Build
Branch = $item.BuildBranch
InstalledUTC = $item.InstalledUTC
Computername = $item.Computername
}
}
}
}
else {
Write-Warning "This command requires a Windows platform"
}
} #process
End {
Write-Verbose "[END ] Ending $($MyInvocation.Mycommand)"
} #end
} #close function
Function Get-WindowsVersionString {
[cmdletbinding()]
[OutputType("system.string")]
Param (
[Parameter(ValueFromPipeline, ValueFromPipelineByPropertyName, Position = 0)]
[ValidateNotNullOrEmpty()]
[string[]]$Computername = $env:COMPUTERNAME,
[PSCredential]$Credential,
[switch]$UseSSL,
[Int32]$ThrottleLimit,
[ValidateSet('Default', 'Basic', 'Credssp', 'Digest', 'Kerberos', 'Negotiate', 'NegotiateWithImplicitCredential')]
[ValidateNotNullorEmpty()]
[string]$Authentication = "default"
)
Begin {
Write-Verbose "[BEGIN ] Starting $($MyInvocation.Mycommand)"
} #begin
Process {
Write-Verbose "[PROCESS] Calling Get-WindowsVersion"
$results = Get-WindowsVersion @PSBoundParameters
#write a version string for each computer
` foreach ($result in $results) {
"{3} {0} Version {1} (OS Build {2})" -f $result.ProductName, $result.EditionID, $result.build, $result.computername
}
} #process
End {
Write-Verbose "[END ] Ending $($MyInvocation.Mycommand)"
} #end
}