<#
.CREATED BY:
    Matthew A. Kerfoot
.CREATED ON:
    10\17\2013
.Synopsis
   automate cleaning up a C: drive with low disk space
.DESCRIPTION
   Cleans up the C: drives temp files and other misc. unneeded files.
.EXAMPLE
   .\cleanup_log.ps1
#>
function global:Write-Verbose
   (
    [string]$Message
   )
    # check $VerbosePreference variable
   { if ( $VerbosePreference -ne 'SilentlyContinue' )
       { Write-Host " $Message" -ForegroundColor 'Yellow' } }
         Write-Verbose  
          $DaysToDelete = 7
          $LogDate = get-date -format "MM-d-yy-HH"
          $objShell = New-Object -ComObject Shell.Application 
          $objFolder = $objShell.Namespace(0xA) 
                    
            Start-Transcript -Path C:\Windows\Temp\$LogDate.log

            ## Cleans all code off of the screen.
            Clear-Host

          $Before = Get-WmiObject Win32_LogicalDisk | Where-Object { $_.DriveType -eq "3" } | Select-Object SystemName,
          @{ Name = "Drive" ; Expression = { ( $_.DeviceID ) } },
          @{ Name = "Size (GB)" ; Expression = {"{0:N1}" -f( $_.Size / 1gb)}},
          @{ Name = "FreeSpace (GB)" ; Expression = {"{0:N1}" -f( $_.Freespace / 1gb ) } },
          @{ Name = "PercentFree" ; Expression = {"{0:P1}" -f( $_.FreeSpace / $_.Size ) } } |
          Format-Table -AutoSize | Out-String                      
                    
            ## Stops the windows update service.
            Get-Service -Name wuauserv | Stop-Service -Force -Verbose -ErrorAction SilentlyContinue
            ## Windows Update Service has been stopped successfully!

            ## Deletes the contents of windows software distribution.
            Get-ChildItem "C:\Windows\SoftwareDistribution\*" -Recurse -Force -Verbose -ErrorAction SilentlyContinue |
            Where-Object { ($_.CreationTime -lt $(Get-Date).AddDays(-$DaysToDelete)) } |
            remove-item -force -Verbose -recurse -ErrorAction SilentlyContinue
            ## The Contents of Windows SoftwareDistribution have been removed successfully!

            ## Deletes the contents of the Windows Temp folder.
            Get-ChildItem "C:\Windows\Temp\*" -Recurse -Force -Verbose -ErrorAction SilentlyContinue |
            Where-Object { ($_.CreationTime -lt $(Get-Date).AddDays(-$DaysToDelete)) } |
            remove-item -force -Verbose -recurse -ErrorAction SilentlyContinue
            ## The Contents of Windows Temp have been removed successfully!

            ## Deletes all files and folders in user's Temp folder.
            Get-ChildItem "C:\users\$env:USERNAME\AppData\Local\Temp\*" -Recurse -Force -ErrorAction SilentlyContinue |
            Where-Object { ($_.CreationTime -lt $(Get-Date).AddDays(-$DaysToDelete))} |
            remove-item -force -Verbose -recurse -ErrorAction SilentlyContinue
            ## The contents of C:\users\$env:USERNAME\AppData\Local\Temp\ have been removed successfully!
                    
            ## Remove all files and folders in user's Temporary Internet Files.
            Get-ChildItem "C:\users\$env:USERNAME\AppData\Local\Microsoft\Windows\Temporary Internet Files\*"
            -Recurse -Force -Verbose -ErrorAction SilentlyContinue |
            Where-Object {($_.CreationTime -le $(Get-Date).AddDays(-$DaysToDelete))} |
            remove-item -force -recurse -ErrorAction SilentlyContinue
            ## All Temporary Internet Files have been removed successfully!
                    
            ## Cleans IIS Logs if applicable.
            Get-ChildItem "C:\inetpub\logs\LogFiles\*" -Recurse -Force -ErrorAction SilentlyContinue |
            Where-Object { ($_.CreationTime -le $(Get-Date).AddDays(-60)) } |
            Remove-Item -Force -Verbose -Recurse -ErrorAction SilentlyContinue
            ## All IIS Logfiles over x days old have been removed Successfully!
                  
            ## deletes the contents of the recycling Bin.
            $objFolder.items() | ForEach-Object { Remove-Item $_.path -ErrorAction Ignore -Force -Verbose -Recurse }
            ## The Recycling Bin has been emptied!
            ## Starts the Windows Update Service
            
            Get-Service -Name wuauserv | Start-Service -Verbose

          $After =  Get-WmiObject Win32_LogicalDisk | Where-Object { $_.DriveType -eq "3" } | Select-Object SystemName,
          @{ Name = "Drive" ; Expression = { ( $_.DeviceID ) } },
          @{ Name = "Size (GB)" ; Expression = {"{0:N1}" -f( $_.Size / 1gb)}},
          @{ Name = "FreeSpace (GB)" ; Expression = {"{0:N1}" -f( $_.Freespace / 1gb ) } },
          @{ Name = "PercentFree" ; Expression = {"{0:P1}" -f( $_.FreeSpace / $_.Size ) } } |
          Format-Table -AutoSize | Out-String

     ## Sends some before and after info for ticketing purposes
     Hostname ; Get-Date | Select-Object DateTime
     Write-Host "Before: $Before"
     Write-Host "After: $After"

   Write-Verbose ( Get-ChildItem -Path C:\* -Include *.iso, *.vhd, *.vhdx -Recurse -ErrorAction SilentlyContinue | 
   Sort Length -Descending | Select-Object Name, Directory,
   @{Name="Size (GB)";Expression={ "{0:N2}" -f ($_.Length / 1GB) }} | Format-Table | 
   Out-String )

 ## Completed Successfully!
 Stop-Transcript