DiskCleanup.psm1
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function Get-VolumeCachesKey { <# .SYNOPSIS Returns the available keys in the VolumeCaches registry key .DESCRIPTION Retrieves the available ChildObject from the following registry key: HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches .NOTES Name : Get-VolumeCachesKey Author : Jaap Brasser DateCreated: 2016-05-03 DateUpdated: 2016-05-03 Site : http://www.jaapbrasser.com Version : 1.0.0 #> [cmdletbinding(SupportsShouldProcess)] param() process { if ($PSCmdlet.ShouldProcess($env:ComputerName,'Querying registry for key names')) { Get-ChildItem -Path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches' } } } function Get-VolumeCachesStateFlags { <# .SYNOPSIS Returns the defined StateFlags in the registry .DESCRIPTION Iterates through the registry to generate a collection of custom objects containing the configuration options for the StateFlags set on the current system. These flags can be used with the cleanmgr.exe command line utility to automatically start a saved disk cleaning task. .NOTES Name : Get-VolumeCachesStateFlags Author : Jaap Brasser DateCreated: 2016-05-03 DateUpdated: 2016-05-03 Site : http://www.jaapbrasser.com Version : 1.0.0 #> [cmdletbinding(SupportsShouldProcess)] param() process { if ($PSCmdlet.ShouldProcess($env:ComputerName,'Querying registry for StateFlags')) { Get-VolumeCachesKey | ForEach-Object -Begin { $HashTable = @{} } -Process { $CurrentItem = $_ ($CurrentProperty = Get-ItemProperty -Path $CurrentItem.PSPath).PSObject.Properties.Name | Where-Object {$_ -match '^StateFlags'} | ForEach-Object { if (!$HashTable.$_) { $HashTable.$_ = [ordered]@{Name=$_} } $HashTable.$_.$($CurrentItem.PSChildName) = switch ($CurrentProperty.$_) { 0 {$false} 2 {$true} default {$null} } } } -End { $HashTable.Keys | ForEach-Object { New-Object -TypeName PSCustomObject -Property $Hashtable.$_ } } } } } function Set-VolumeCachesStateFlags { <# .SYNOPSIS Set a StateFlags entry to the registry .DESCRIPTION Creates a Stateflags entry for the specified switch parameters in order to automate the StateFlags creation. This function allows you to set this without using the GUI. .NOTES Name : Set-VolumeCachesStateFlags Author : Jaap Brasser DateCreated: 2016-05-03 DateUpdated: 2016-05-03 Site : http://www.jaapbrasser.com Version : 1.0.0 #> [CmdletBinding(SupportsShouldProcess)] param ( [Parameter(Mandatory, Position=0 )] [ValidateRange(0,9999)] [int] $StateFlags ) DynamicParam { $Attributes = New-Object System.Management.Automation.ParameterAttribute -Property @{ ParameterSetName = '__AllParameterSets' Mandatory = $false } $AttributeCollection = New-Object -Type System.Collections.ObjectModel.Collection[System.Attribute] $AttributeCollection.Add($Attributes) Get-VolumeCachesKey | Select-Object -ExpandProperty PSChildName | Where-Object {$_ -notcontains @('Content Indexer Cleaner', 'Delivery Optimization Files', 'Device Driver Packages', 'GameNewsFiles', 'GameStatisticsFiles', 'GameUpdateFiles', 'Temporary Sync Files') } | ForEach-Object -Begin { $ParamDictionary = New-Object -Type System.Management.Automation.RuntimeDefinedParameterDictionary } -Process { $CurrentParameter = $_ -replace '\s' $DynParam1 = New-Object -Type System.Management.Automation.RuntimeDefinedParameter($CurrentParameter, [switch], $AttributeCollection) $ParamDictionary.Add($CurrentParameter, $DynParam1) } -End { $ParamDictionary -as [System.Management.Automation.RuntimeDefinedParameterDictionary] } } begin { $StateFlagsName = 'StateFlags{0:D4}' -f $StateFlags } process { Get-VolumeCachesKey | Select-Object -ExpandProperty PSChildName | Where-Object {$_ -notcontains @('Content Indexer Cleaner', 'Delivery Optimization Files', 'Device Driver Packages', 'GameNewsFiles', 'GameStatisticsFiles', 'GameUpdateFiles', 'Temporary Sync Files') } | ForEach-Object { $HashSplat = @{ Path = 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\{0}' -f $_ PropertyType = 'DWORD' Force = $true Name = $StateFlagsName } if ($PSBoundParameters.ContainsKey(($_ -replace '\s'))) { $HashSplat.Value = 0x2 if ($PSCmdlet.ShouldProcess($_,"Setting registry REG_DWORD '$StateFlagsName' to enabled ")) { $null = New-ItemProperty @HashSplat } } else { $HashSplat.Value = 0x0 if ($PSCmdlet.ShouldProcess($_,"Setting registry REG_DWORD '$StateFlagsName' to disabled")) { $null = New-ItemProperty @HashSplat } } } } } function Remove-WindowsUpgradeFiles { <# .SYNOPSIS Removes Temporary Setup Files and Previous Installations of Windows to reclaim diskspace .DESCRIPTION Creates a Stateflags entry for and runs this afterwards. A GUI popup might still occur. .NOTES Name : Remove-WindowsUpgradeFiles Author : Jaap Brasser DateCreated: 2016-05-03 DateUpdated: 2016-05-03 Site : http://www.jaapbrasser.com Version : 1.0.0 #> [cmdletbinding(SupportsShouldProcess, ConfirmImpact = 'High' )] param() begin { $Before = Get-CimInstance -Query "Select DeviceID,Size,FreeSpace FROM Win32_LogicalDisk WHERE DeviceID='$($env:SystemDrive)'" Write-Verbose -Message ('Cleaning the System Drive {0}' -f $Before.DeviceID) } process { Set-VolumeCachesStateFlags -TemporarySetupFiles -PreviousInstallations -StateFlags 1337 $ProcessInfo = New-Object System.Diagnostics.ProcessStartInfo $Process = New-Object System.Diagnostics.Process $ProcessInfo.FileName = "$($env:SystemRoot)\system32\cleanmgr.exe" $ProcessInfo.Arguments = '/SAGERUN:1337' $ProcessInfo.WindowStyle = [System.Diagnostics.ProcessWindowStyle]::Normal $Process.StartInfo = $ProcessInfo if ($PSCmdlet.ShouldProcess($env:ComputerName,'Removing Windows installation files and old version of Windows')) { $null = $Process.Start() } } end { $Process = Get-Process cleanmgr while ($($Process.Refresh();$Process.ProcessName)) { Start-Sleep -Milliseconds 500 } $After = Get-CimInstance -Query "Select FreeSpace FROM Win32_LogicalDisk WHERE DeviceID='$($env:SystemDrive)'" [PSCustomObject]@{ 'DiskDeviceID' = $Before.DeviceID 'DiskSize' = $Before.Size 'FreeSpaceBefore' = $Before.FreeSpace 'FreeSpaceAfter' = $After.FreeSpace 'TotalCleanedUp' = $After.FreeSpace - $Before.FreeSpace 'TotalCleanedUp(GB)' = '{0:N2}' -f (($After.FreeSpace - $Before.FreeSpace)/1GB) } } } |