public IEnumerable <ProductInstallationMetaData> GetInstalledProducts()
{
var installedProducts = new List <ProductInstallationMetaData>();
const string keyPath = @"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall";
using (var registryKey = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry64)
.OpenSubKey(keyPath))
{
foreach (var subkeyName in registryKey.GetSubKeyNames())
{
using (RegistryKey subkey = registryKey.OpenSubKey(subkeyName))
{
var name = (string)subkey.GetValue("DisplayName");
var publisher = (string)subkey.GetValue("Publisher");
var displayVersion = (string)subkey.GetValue("DisplayVersion");
var uninstallString = (string)subkey.GetValue("UninstallString");
if (!string.IsNullOrEmpty(name))
{
var metaData = new ProductInstallationMetaData()
{
DisplayName = name,
Publisher = publisher,
DisplayVersion = displayVersion,
UninstallString = uninstallString,
Parent = subkeyName
};
installedProducts.Add(metaData);
}
}
}
}
return(installedProducts);
}
public static bool IsInspec(ProductInstallationMetaData metaData)
{
var isInspec = IsPublishedByChefAndNameStartsWith(metaData, "InSpec");
return(isInspec);
}
private static bool IsPublishedByChefAndNameStartsWith(ProductInstallationMetaData metaData, string name)
{
return(IsPublishedByChef(metaData) &&
metaData.DisplayName.StartsWith(name));
}
private static bool IsPublishedByChef(ProductInstallationMetaData metaData)
{
return(!string.IsNullOrEmpty(metaData.Publisher) && metaData.Publisher.Contains("Chef Software, Inc"));
}
public static bool IsChefClient(ProductInstallationMetaData metaData)
{
return(IsPublishedByChefAndNameStartsWith(metaData, "Chef Client"));
}
