FC_SysAdmin.psm1
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Import-Module FC_Core Function Remove-FilesOlderThan{ <# .SYNOPSIS Deletes all files older than X (Days,Months or Years), and all empty directories inside of a given directory. This is helpful for managing archived copies of flat files that we send to third parties. #> [CmdletBinding()] param( [Parameter(ValueFromPipeline=$True, Position=0)] [string] $directory ,[ValidateSet("Days","Months","Years")][string] $DateType ,[int] $olderThan = 90 ,[switch] $areYouSure = $false ,[Parameter(position=0)][ValidateSet("Debug","Info","Warning","Error", "Disable")][string] $logLevel = "Warning" ) clear if ([string]::IsNullOrEmpty($directory)){ Write-Log "The directory parameter cannot be null" error -ErrorAction Stop } if ([string]::IsNullOrEmpty($DateType)){ Write-Log "The DateType parameter cannot be null" error -ErrorAction Stop } If (!(Test-Path $directory)){ Write-Log "Could not find a directory named: $directory" Error -ErrorAction Stop } if ($DateType -eq "Days"){ $timeCriteria = [DateTime]::Now.AddDays(-$olderThan) } if ($DateType -eq "Months"){ $timeCriteria = [DateTime]::Now.AddMonths(-$olderThan) } if ($DateType -eq "Years"){ $timeCriteria = [DateTime]::Now.AddYears(-$olderThan) } Write-Log "Searching for all files older than $olderThan $DateType" $files = Get-ChildItem $directory -File -Recurse | where {$_.LastWriteTime -le $timeCriteria} | Select -ExpandProperty FullName Write-Log "I found $($files.Count) files" if ($($files.Count) -gt 0){ if ($areYouSure){ Write-Log "You seem to be determined to delete the files, performing the delete on all $($files.Count) files" Warning $files | Foreach-Object { Write-Log "Removing old file $_" Debug Remove-Item $_ } } else{ $files | Foreach-Object {Remove-Item $_ -WhatIf} } } else{ Write-Log "No Files found" } Write-Log "Checking for Empty directories" do { $dirs = gci $directory -directory -recurse | Where { (gci $_.fullName).count -eq 0 } | select -expandproperty FullName if ($dirs.Count -gt 0){ if ($areYouSure){ Write-Log "You seem to be determined to delete the files, performing the delete on all $($dirs.Count) empty directories" Warning $dirs | Foreach-Object { Write-Log "Removing empty directory $_" Debug Remove-Item $_ } } else{ $dirs | Foreach-Object { Remove-Item $_ -WhatIf } Write-Log "When you are ready to actually delete all $($files.Count) files and $($dirs.Count) empty directories, run this function again with the areYouSure switch" Warning } } else{ Write-Log "No empty directories found" } } while ($dirs.count -gt 0) } Export-ModuleMember -Function Remove-FilesOlderThan |