Public/Get-LatestCumulativeUpdate.ps1
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Function Get-LatestCumulativeUpdate { <# .SYNOPSIS Retrieves the latest Windows 10 Cumulative Update. .DESCRIPTION Retrieves the latest Windows 10 Cumulative Update from the Windows 10 update history feed. More information on Windows 10 Cumulative Updates can be found at: https://docs.microsoft.com/en-us/windows/deployment/update/ .PARAMETER OperatingSystem Specifies the the Windows 10 operating system version to search for updates. .PARAMETER Version Specifies the Windows 10 Semi-annual Channel version number. .PARAMETER Previous Specifies that the previous to the latest update should be returned. .EXAMPLE PS C:\> Get-LatestCumulativeUpdate This commands reads the the Windows 10 update history feed and returns an object that lists the most recent Windows 10 Semi-annual Channel Cumulative Update. .EXAMPLE PS C:\> Get-LatestCumulativeUpdate -Version 1809 This commands reads the the Windows 10 update history feed and returns an object that lists the most recent Windows 10 1809 Cumulative Update. .EXAMPLE PS C:\> Get-LatestCumulativeUpdate -OperatingSystem WindowsServer -Version 1809 This commands reads the the Windows 10 update history feed and returns an object that lists the most recent Windows Server 2019 Cumulative Update. #> [OutputType([System.Management.Automation.PSObject])] [CmdletBinding(HelpUri = "https://docs.stealthpuppy.com/docs/latestupdate/usage/get-latest")] [Alias("Get-LatestUpdate")] Param ( [Parameter(Mandatory = $False, Position = 0, ValueFromPipeline, HelpMessage = "Windows OS name.")] [ValidateNotNullOrEmpty()] [ValidateScript( { $_ -in $script:resourceStrings.ParameterValues.Versions10 })] [Alias('OS')] [System.String] $OperatingSystem = $script:resourceStrings.ParameterValues.Versions10[0], [Parameter(Mandatory = $False, Position = 1, HelpMessage = "Windows 10 Semi-annual Channel version number.")] [ValidateScript( { $_ -in $script:resourceStrings.ParameterValues.Windows10Versions })] [System.String[]] $Version = $script:resourceStrings.ParameterValues.Windows10Versions[0], [Parameter(Mandatory = $False)] [System.Management.Automation.SwitchParameter] $Previous ) # If resource strings are returned we can continue If ($Null -ne $script:resourceStrings) { # Get the update feed and continue if successfully read Write-Verbose -Message "$($MyInvocation.MyCommand): get feed for $OperatingSystem." $updateFeed = Get-UpdateFeed -Uri $script:resourceStrings.UpdateFeeds.Windows10 If ($Null -ne $updateFeed) { ForEach ($ver in $Version) { # Filter the feed for cumulative updates and continue if we get updates Write-Verbose -Message "$($MyInvocation.MyCommand): search feed for version $ver." $gucParams = @{ UpdateFeed = $updateFeed Build = $script:resourceStrings.VersionTable.Windows10Builds[$ver] } If ($Previous.IsPresent) { $gucParams.Previous = $True } $updateList = Get-UpdateCumulative @gucParams Write-Verbose -Message "$($MyInvocation.MyCommand): update count is: $($updateList.Count)." If ($Null -ne $updateList) { # Get download info for each update from the catalog Write-Verbose -Message "$($MyInvocation.MyCommand): searching catalog for: [$($updateList.Title)]." $downloadInfoParams = @{ UpdateId = $updateList.ID OperatingSystem = $script:resourceStrings.SearchStrings.$OperatingSystem } $downloadInfo = Get-UpdateCatalogDownloadInfo @downloadInfoParams # Add the Version and Architecture properties to the list $updateListWithVersionParams = @{ InputObject = $downloadInfo Property = "Note" NewPropertyName = "Version" MatchPattern = $script:resourceStrings.Matches.Windows10Version } $updateListWithVersion = Add-Property @updateListWithVersionParams $updateListWithArchParams = @{ InputObject = $updateListWithVersion Property = "Note" NewPropertyName = "Architecture" MatchPattern = $script:resourceStrings.Matches.Architecture } $updateListWithArch = Add-Property @updateListWithArchParams # Return object to the pipeline If ($Null -ne $updateListWithArch) { Write-Output -InputObject $updateListWithArch } } } } } } |