v2.4

Author: TobiasPSP

PSOneTools/2.4/Assert-PsOneFolderExists.ps1

@@ -0,0 +1,45 @@
+function Assert-PsOneFolderExists
+{
+  <#
+    .SYNOPSIS
+    Makes sure the specified folder(s) exist
+
+    .DESCRIPTION
+    If a folder does not exist, it will be created.
+
+    .EXAMPLE
+    ($Path = 'C:\test') | Assert-PsOneFolderExists
+    Makes sure the folder c:\test exists. If it is still missing, it will be created.
+
+    .EXAMPLE
+    'C:\test','c:\test2' | Assert-PsOneFolderExists
+    Makes sure the folders. If a folder is still missing, it will be created.
+
+    .EXAMPLE
+    Assert-PsOneFolderExists -Path 'C:\test','c:\test2'
+    Makes sure the folders. If a folder is still missing, it will be created.
+
+    .LINK
+    https://powershell.one
+  #>
+
+
+  param
+  (
+    [Parameter(Mandatory,HelpMessage='Path to folder that must exist',ValueFromPipeline)]
+    [string[]]
+    $Path
+  )
+  
+  process
+  {
+    foreach($_ in $Path)
+    {
+      $exists = Test-Path -Path $_ -PathType Container
+      if (!$exists) { 
+        Write-Warning -Message "$_ did not exist. Folder created."
+        $null = New-Item -Path $_ -ItemType Directory 
+      }
+    }
+  }
+}

PSOneTools/2.2/Expand-PSOneToken.ps1 renamed to PSOneTools/2.4/Expand-PSOneToken.ps1

@@ -77,6 +77,7 @@
         $BufferSize = 32KB,
 
         [Security.Cryptography.HashAlgorithmName]
+        [ValidateSet('MD5','SHA1','SHA256','SHA384','SHA512')]
         # hash algorithm to use. The fastest algorithm is SHA1. MD5 is second best
         # in terms of speed. Slower algorithms provide more secure hashes with a 
         # lesser chance of duplicates with different content
@@ -140,7 +141,6 @@
         # or whether initializing the hash engine in the begin() block is safe.
         try
         {
-            $algorithmName = [Security.Cryptography.HashAlgorithmName]::SHA1
             $algorithm = [Security.Cryptography.HashAlgorithm]::Create($algorithmName)
         }
         catch
@@ -250,4 +250,4 @@
         # return result for the file
         return $result
     }
-}
+}