add optimize windows explorer

lib/reg-helper.psm1

@@ -10,11 +10,24 @@ function Import-Registry($reg) {
 }
 
 function Takeown-Registry($key) {
-    # TODO works only for LocalMachine for now
-    $key = $key.substring(19)
+    # TODO does not work for all root keys yet
+    switch ($key.split('\')[0]) {
+        "HKEY_CLASSES_ROOT" {
+            $reg = [Microsoft.Win32.Registry]::ClassesRoot
+            $key = $key.substring(18)
+        }
+        "HKEY_CURRENT_USER" {
+            $reg = [Microsoft.Win32.Registry]::CurrentUser
+            $key = $key.substring(18)
+        }
+        "HKEY_LOCAL_MACHINE" {
+            $reg = [Microsoft.Win32.Registry]::LocalMachine
+            $key = $key.substring(19)
+        }
+    }
 
     # set owner
-    $key = [Microsoft.Win32.Registry]::LocalMachine.OpenSubKey("SOFTWARE\Microsoft\Windows Defender\Spynet", "ReadWriteSubTree", "TakeOwnership")
+    $key = $reg.OpenSubKey($key, "ReadWriteSubTree", "TakeOwnership")
     $owner = [Security.Principal.NTAccount]"Administrators"
     $acl = $key.GetAccessControl()
     $acl.SetOwner($owner)

scripts/optimize-windows-explorer.ps1

@@ -5,6 +5,24 @@
 
 Import-Module -DisableNameChecking $PSScriptRoot\..\lib\reg-helper.psm1
 
+echo "Elevating priviledges for this process"
+do {} until (Elevate-Privileges SeTakeOwnershipPrivilege)
+
+echo "Setting default view to This PC"
+Import-Registry(@"
+[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
+"LaunchTo"=dword:00000000
+"@)
+
+# Explorer will throw an error if quick acess is removed but the default view
+# has not been changed to This PC.
+echo "Removing Quick Access from explorer"
+Takeown-Registry("HKEY_CLASSES_ROOT\CLSID\{679f85cb-0220-4080-b29b-5540cc05aab6}\ShellFolder")
+Import-Registry(@"
+[HKEY_CLASSES_ROOT\CLSID\{679f85cb-0220-4080-b29b-5540cc05aab6}\ShellFolder]
+"Attributes"=dword:a0600000
+"@)
+
 echo "Removing user folders under This PC"
 Import-Registry(@"
 ; Remove Desktop From This PC