functions/Get-FolderSizeInfo.ps1
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Function Get-FolderSizeInfo { [cmdletbinding()] [alias("gsi")] [OutputType("FolderSizeInfo")] Param( [Parameter(Position = 0, Mandatory, HelpMessage = "Enter a file system path like C:\Scripts.", ValueFromPipeline, ValueFromPipelineByPropertyName)] [ValidateNotNullOrEmpty()] [alias("PSPath")] [string[]]$Path, [Parameter(HelpMessage = "Include hidden directories")] [switch]$Hidden ) Begin { Write-Verbose "Starting $($MyInvocation.MyCommand)" } #Begin Process { foreach ($item in $path) { $cPath = (Convert-Path -literalpath $item) Write-Verbose "Measuring $cPath on $([System.Environment]::MachineName)" if (Test-Path -literalpath $cPath) { $d = [System.IO.DirectoryInfo]::new($cPath) $files = [system.collections.arraylist]::new() If ($psversiontable.psversion.major -gt 5 ) { #this .NET class is not available in Windows PowerShell 5.1 $opt = [System.IO.EnumerationOptions]::new() $opt.RecurseSubdirectories = $True if ($hidden) { Write-Verbose "Including hidden files" $opt.AttributesToSkip = "SparseFile", "ReparsePoint" } else { $opt.attributestoSkip = "Hidden" } $data = $($d.GetFiles("*", $opt)) if ($data -AND $data.count -gt 1) { $files.AddRange($data) } elseif ($data -AND $data.count -eq 1) { [void]($files.Add($data)) } } #if newer than Windows PowerShell 5.1 else { Write-Verbose "Using legacy code" #need to account for errors when accessing folders without permissions #a function to recurse and get all non-hidden directories Function _enumdir { [cmdletbinding()] Param([string]$Path, [switch]$Hidden) # write-host $path -ForegroundColor cyan $path = Convert-Path -literalpath $path $ErrorActionPreference = "Stop" try { $di = [System.IO.DirectoryInfo]::new($path) if ($hidden) { $top = $di.GetDirectories() } else { $top = ($di.GetDirectories()).Where( {$_.attributes -notmatch "hidden"}) } $top foreach ($t in $top) { $params = @{ Path = $t.fullname Hidden = $Hidden } _enumdir @params } } Catch { Write-Warning "Failed on $path. $($_.exception.message)." } } #enumdir # get files in the root of the folder if ($hidden) { Write-Verbose "Including hidden files" $data = $d.GetFiles() } else { #get files in current location $data = $($d.GetFiles()).Where({$_.attributes -notmatch "hidden"}) } if ($data -AND $data.count -gt 1) { $files.AddRange($data) } elseif ($data -AND $data.count -eq 1) { [void]($files.Add($data)) } #get a list of all non-hidden subfolders Write-Verbose "Getting subfolders (Hidden = $Hidden)" $eParam = @{ Path = $cpath Hidden = $hidden } $all = _enumdir @eparam #get the files in each subfolder if ($all) { Write-Verbose "Getting files from $($all.count) subfolders" ($all).Foreach( { Write-Verbose $_.fullname $ErrorActionPreference = "Stop" Try { if ($hidden) { $data = (([System.IO.DirectoryInfo]"$($_.fullname)").GetFiles()) } else { $data = (([System.IO.DirectoryInfo]"$($_.fullname)").GetFiles()).where({$_.Attributes -notmatch "Hidden"}) } if ($data -AND $data.count -gt 1) { $files.AddRange($data) } elseif ($data -AND $data.count -eq 1) { [void]($files.Add($data)) } } Catch { Write-Warning "Failed on $path. $($_.exception.message)." #clearing the variable as a precaution Clear-variable data } }) } #if $all } #else 5.1 If ($files.count -gt 0) { Write-Verbose "Found $($files.count) files" # there appears to be a bug with the array list in Windows PowerShell # where it doesn't always properly enumerate. Passing the list # items via ForEach appears to solve the problem and doesn't # adversely affect PowerShell 7. Addeed in v2.22.0. JH $stats = $files.foreach( {$_}) | Measure-Object -property length -sum $totalFiles = $stats.count $totalSize = $stats.sum } else { Write-Verbose "Found an empty folder" $totalFiles = 0 $totalSize = 0 } [pscustomobject]@{ PSTypename = "FolderSizeInfo" Computername = [System.Environment]::MachineName Path = $cPath Name = $(Split-Path $cpath -leaf) TotalFiles = $totalFiles TotalSize = $totalSize } } #test path else { Write-Warning "Can't find $Path on $([System.Environment]::MachineName)" } } #foreach item } #process End { Write-Verbose "Ending $($MyInvocation.MyCommand)" } } #close function <# C:\Windows from Explorer Contains 206345 files contains 61817 folders total size 30.6gb size on disk 30.7 gb #> |