Private/Get-UpdateCumulative.ps1
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Function Get-UpdateCumulative { <# .SYNOPSIS Builds an object with the Cumulative Update. #> [OutputType([System.Management.Automation.PSObject])] [CmdletBinding()] Param ( [Parameter(Mandatory = $False, Position = 0)] [ValidateNotNullOrEmpty()] [System.Xml.XmlNode] $UpdateFeed, [Parameter(Mandatory = $False, Position = 1)] [ValidateNotNullOrEmpty()] [System.String] $Build ) # Filter object matching desired update type [regex] $rxB = "$Build.(\d+)" $updateList = New-Object -TypeName System.Collections.ArrayList ForEach ($item in $UpdateFeed.feed.entry) { If ($item.title -match $rxB) { Write-Verbose -Message "$($MyInvocation.MyCommand): matched item [$($item.title)]" $BuildVersion = [regex]::Match($item.title, $rxB).Value $PSObject = [PSCustomObject] @{ Title = $item.title ID = $item.id Build = $BuildVersion Updated = $item.updated } $updateList.Add($PSObject) | Out-Null } } # Filter and select the most current update If ($updateList.Count -ge 1) { $sortedUpdateList = New-Object -TypeName System.Collections.ArrayList ForEach ($update in $updateList) { $PSObject = [PSCustomObject] @{ Title = $update.title ID = "KB{0}" -f ($update.id).Split(":")[2] Build = $update.Build.Split(".")[0] Revision = [int]($update.Build.Split(".")[1]) Updated = ([DateTime]::Parse($update.updated)) } $sortedUpdateList.Add($PSObject) | Out-Null } $latestUpdate = $sortedUpdateList | Sort-Object -Property Revision -Descending | Select-Object -First 1 Write-Verbose -Message "$($MyInvocation.MyCommand): selected item [$($latestUpdate.title)]" } # Return object to the pipeline Write-Output -InputObject $latestUpdate } |