clearCache.ps1

<#
.SYNOPSIS
    Powershell script to automate the clearing of IE and Chrome caches for all users on a machine.
.DESCRIPTION
    Programmatically clears out the IE cache with a builtin run dll function, and clears out the history registry key, and clears out the folder where
    chrome stores all of it's user data, and then restarts the computer
.PARAMETER
.EXAMPLE
    .\clearCache.ps1
.INPUTS
.OUTPUTS
.NOTES
    Name: clearCache.ps1
    Author: Smartguy5000
    Last Modified: 04/06/2016 15:14
.CHANGELOG
v1 - initial write
v1.1 - prevented deletion of bookmarks for chrome users
v1.2 - fixed stupid remove-item cmdlet
.VERSION
1.1

.LINK
#>
[CmdletBinding()]
Param(
)
#Remove IE cookies and Cache etc.
$pref = $VerbosePreference
$VerbosePreference = 'Continue'
$proc = Get-Process Iexplore -ErrorAction 'SilentlyContinue'
If ($proc -ne $null)
    {
            Get-Process iexplore | Stop-Process -Force
    }

$proc = Get-Process chrome -ErrorAction 'SilentlyContinue'
If ($proc -ne $null)
    {
            Get-Process chrome | Stop-Process -Force
    }


if (Test-Path -Path $env:SystemRoot\System32\RunDll32.exe)

    {
        Start-Process -FilePath $env:SystemRoot\System32\RunDll32.exe -ArgumentList 'InetCpl.cpl, ClearMyTracksByProcess 255'
    }
else

    {
        Throw "RunDll32.exe is not present on this device. Please repair windows before running this script again"
    }


#remove chrome cache and cookies etc.


$aUsers = Get-ChildItem "C:\Users" -Exclude Public
if (!($null -eq $aUsers))

    {
        ForEach ($user in $aUsers)

            {Write-Verbose $user
                if (Test-Path "$user\AppData\Local\Google\Chrome\User Data\*")

                    {
                    $chromePath = "$user\AppData\Local\Google\Chrome\User Data\"
                        Try
                            {
                                Get-ChildItem -file "$chromePath*" | Remove-Item -Force -recurse
                                $arrayofdirectories = Get-ChildItem -Directory "$chromePath*" | Where-Object {$_.Name -ne "Default"}
                                ForEach ($dir in $arrayofdirectories)
                                    {
                                        Get-ChildItem -File $Dir -Recurse | Remove-Item -Force
                                        Remove-Item $Dir
                                    }
                                Get-ChildItem -File "${chromePath}Default\*" | Where-Object {$_.Name -ne "Bookmarks"} | Remove-Item -Force -recurse
                                $ArrayOfDirectories = Get-ChildItem -Directory "${chromePath}Default\*"
                                ForEach ($Dir in $ArrayOfDirectories)
                                    {
                                        Get-ChildItem -File $Dir -Recurse | Remove-Item -force
                                        Remove-Item $Dir -force -recurse
                                    }
                            }
                        Catch [System.UnauthorizedAccessException]
                            {
                                Throw "Insuficcient rights to access this directory"
                            }


                    }
            }
    }
else

    {
        Throw "There are no user profiles in the directory C:\Users"
    }





#clean up after yourself and reboot
Remove-Item (Get-Item $myInvocation.myCommand.path) -force -recurse

if (Test-Path -Path $env:SystemRoot\System32\Shutdown.exe)

    {
        Start-Process -FilePath $env:SystemRoot\System32\Shutdown.exe -ArgumentList '-r -t 15 -c "Computer will restart in 15 seconds due to scheduled maintenance"'
    }
else

    {
        Throw "Shutdown.exe is not present on this device. Please repair windows before running this script again"
    }
$VerbosePreference = $pref
exit 0