if platform?("windows") && win_version.windows_server_2008_r2?
windows_package "Internet Explorer 9" do
    source node[:internet_explorer]["IE9_URL"]
    installer_type :custom
    options '/passive /norestart'
    success_codes [0, 3010]
    action :install
    guard_interpreter :powershell_script
    only_if <<-EOH
    [System.Reflection.Assembly]::LoadWithPartialName("System.Version")
    $condition = New-Object System.Version("9.0.0.0")
    $currentVersion = New-Object System.Version((Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Internet Explorer').Version)
    $currentVersion -lt $condition
    EOH
end
else
    raise "The 'install_IE9' recipe is only compatible with Windows Server 2008     R2."
end