profile.ps1

@@ -1,16 +1,12 @@
 #region keybindings
-if (Get-Module PSReadLine) {
 Set-PSReadlineKeyHandler -Key Tab -Function Complete
 Set-PSReadlineKeyHandler -Key Ctrl+d -Function ViExit
-}
 #endregion keybindings
 
-#region prompt
+#region prompt dependencies
 #set part of the prompt beforehand to optimize the prompt function
 
 #depending on elevated permissions change the delimiter
-# prefix variables with random strings to avaid collissions
-function prompt {
 $identity = [Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()
 if($identity.IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
     $delimiter = '#'
@@ -18,19 +14,16 @@ function prompt {
     $delimiter = '$'
 }
 
+$username = $env:USERNAME.ToLower()
+$computername = $env:COMPUTERNAME.ToLower()
+#endregion prompt dependencies
+function prompt {
     #shorten path with tilde if possible
     #uses .Replace() to prevent regex
-    $homePath = if ($HOME) {
+    $cwd = (Get-Location).Path.Replace($HOME,'~')
-        $HOME
-    } elseif ($env:USERPROFILE) {
-        $env:USERPROFILE
-    }
-    $cwd = (Get-Location).Path.Replace($homePath,'~')
 
-    '[{0}@{1} {2}]{3} ' -f $env:USERNAME.ToLower(),$env:COMPUTERNAME.ToLower(),$cwd,$delimiter
+    '[{0}@{1} {2}]{3} ' -f $username,$computername,$cwd,$delimiter
 }
-#endregion prompt
-
 function Get-BADUser {
     param (
         [Parameter(Mandatory=$true,
@@ -90,7 +83,7 @@ function Get-BADPrincipalGroupMembership {
     )
 
     process {
-        Write-Host $ADObject
+        write-host $ADObject
         $server = $ADObject.DistinguishedName.Split(',DC=')[-2,-1] -join '.'
 
         $ADObject | Get-ADPrincipalGroupMembership -Server $server
@@ -121,30 +114,14 @@ function Get-Feierabend {
 
     $Begin.AddHours($Hours).AddMinutes($Minutes).Add($PauseEnd - $PauseStart)
 }
-function wsh {
+function fsh {
     param (
-        [Parameter(Mandatory, Position = 0)]
+        [string]$ComputerName
-        [String]
-        $ComputerName
     )
 
     $host.UI.RawUI.WindowTitle = $ComputerName
 
-    $profileContent = (
+    Enter-PSSession @PSBoundParameters @args
-        (
-            $PROFILE | Get-Member | Where-Object MemberType -eq 'NoteProperty' | ForEach-Object {
-                Get-Content $PROFILE.($_.Name) -ErrorAction SilentlyContinue
-            }
-        ) | Where-Object {$_ -notmatch '^(#|$)'}
-    ) -join "`n"
-    $scriptBlock = [scriptblock]::Create($profileContent)
-
-    if (!($session = Get-PSSession -ComputerName $ComputerName -Name 'wsh*' -ErrorAction SilentlyContinue | Where-Object Availability -eq 'Available' | Select-Object -First 1)) {
-        $session = New-PSSession -ComputerName $ComputerName -Name ('wsh'+(Get-Random))
-        Invoke-Command -Session $session -Command $scriptBlock
-        Invoke-Command -Session $session -Command {Set-Location $env:USERPROFILE}
-    }
-    Enter-PSSession $session
 }
 function watch {
     param (
@@ -166,3 +143,8 @@ function watch {
         Start-Sleep -Seconds $n
     }
 }
+
+#check for old version
+if($PSVersionTable.PSVersion.Major -le 5){
+    Write-Host -ForegroundColor Red 'start pwsh instead of powershell'
+}