gistfile1.txt

# Get the ID and security principal of the current user account
$myWindowsID=[System.Security.Principal.WindowsIdentity]::GetCurrent()
$myWindowsPrincipal=new-object System.Security.Principal.WindowsPrincipal($myWindowsID)
 
# Get the security principal for the Administrator role
$adminRole=[System.Security.Principal.WindowsBuiltInRole]::Administrator
 
# Check to see if we are currently running "as Administrator"
if ($myWindowsPrincipal.IsInRole($adminRole))
   {
   # We are running "as Administrator" - so change the title and background color to indicate this
   $Host.UI.RawUI.WindowTitle = $myInvocation.MyCommand.Definition + "(Elevated)"
   $Host.UI.RawUI.BackgroundColor = "DarkBlue"
   clear-host
   }
else
   {
   # We are not running "as Administrator" - so relaunch as administrator
   
   # Create a new process object that starts PowerShell
   $newProcess = new-object System.Diagnostics.ProcessStartInfo "PowerShell";
   
   # Specify the current script path and name as a parameter
   $newProcess.Arguments = $myInvocation.MyCommand.Definition;
   
   # Indicate that the process should be elevated
   $newProcess.Verb = "runas";
   
   # Start the new process
   [System.Diagnostics.Process]::Start($newProcess);
   
   # Exit from the current, unelevated, process
   exit
   }
 
$erroractionpreference = 'stop'
$pantry_uri = "https://github.com/chef/pantry-chef-repo/archive/master.zip"
$dir = md -f $env:programdata\chef-pantry
$dst = "$dir\pantry"
$zip = "$dst.zip"
($zip,$dst) | rm -erroraction ignore -r -force

echo "Downloading $pantry_uri to $zip ..."
iwr $pantry_uri -outfile $zip

echo "Extracting to $dir ..."
$shl = New-Object -comobject Shell.Application
(mkdir $dst).fullname
$files = $shl.NameSpace("$zip\pantry-chef-repo-master").Items()
$shl.NameSpace($dst).CopyHere($files, 20)
Set-Location $dst
cat bin\pantry.ps1 | Out-String | Invoke-Expression 

# Run your code that needs to be elevated here
Write-Host -NoNewLine "Press any key to continue..."
$null = $Host.UI.RawUI.ReadKey("NoEcho,IncludeKeyDown")