public static void PushUILevel(InstallUILevel uiLevel)
{
TaskLogger.LogEnter();
IntPtr zero = IntPtr.Zero;
MsiUtility.PushUILevel(uiLevel, ref zero);
TaskLogger.LogExit();
}
public static Guid GetProductCode(string packagePath)
{
TaskLogger.LogEnter();
StringBuilder stringBuilder = new StringBuilder();
Guid guid = Guid.Empty;
MsiUtility.PushUILevel(InstallUILevel.None);
try
{
SafeMsiHandle safeMsiHandle;
uint num = MsiNativeMethods.OpenPackageEx(packagePath, OpenPackageFlags.IgnoreMachineState, out safeMsiHandle);
if (num != 0U)
{
Win32Exception ex = new Win32Exception((int)num);
throw new TaskException(Strings.MsiCouldNotOpenPackage(packagePath, ex.Message, (int)num), ex);
}
using (safeMsiHandle)
{
uint num2 = 38U;
for (;;)
{
num2 += 1U;
if (num2 > 2147483647U)
{
break;
}
stringBuilder.EnsureCapacity((int)num2);
num = MsiNativeMethods.GetProductProperty(safeMsiHandle, "ProductCode", stringBuilder, ref num2);
if (234U != num)
{
goto Block_7;
}
}
throw new TaskException(Strings.MsiPropertyTooLarge);
Block_7:
if (num != 0U)
{
Win32Exception ex2 = new Win32Exception((int)num);
throw new TaskException(Strings.MsiCouldNotGetProdcutProperty("ProductCode", ex2.Message, (int)num), ex2);
}
guid = new Guid(stringBuilder.ToString());
TaskLogger.Log(Strings.MsiProductCode(guid));
}
}
finally
{
MsiUtility.PopUILevel();
}
TaskLogger.LogExit();
return(guid);
}
public static string GetProductInfo(Guid productCode, string propertyName)
{
TaskLogger.LogEnter();
StringBuilder stringBuilder = new StringBuilder();
string productCodeString = productCode.ToString("B").ToUpper(CultureInfo.InvariantCulture);
uint num = (uint)stringBuilder.Capacity;
MsiUtility.PushUILevel(InstallUILevel.None);
try
{
uint productInfo;
for (;;)
{
num += 1U;
if (num > 2147483647U)
{
break;
}
stringBuilder.EnsureCapacity((int)num);
productInfo = MsiNativeMethods.GetProductInfo(productCodeString, propertyName, stringBuilder, ref num);
if (234U != productInfo)
{
goto Block_3;
}
}
throw new TaskException(Strings.MsiPropertyTooLarge);
Block_3:
if (productInfo != 0U)
{
Win32Exception ex = new Win32Exception((int)productInfo);
throw new TaskException(Strings.MsiCouldNotGetProdcutProperty(propertyName, ex.Message, (int)productInfo), ex);
}
}
finally
{
MsiUtility.PopUILevel();
}
TaskLogger.Log(Strings.MsiProperty(propertyName, stringBuilder.ToString()));
TaskLogger.LogExit();
return(stringBuilder.ToString());
}
public static bool IsInstalled(Guid ProductCode)
{
TaskLogger.LogEnter();
bool result = false;
if (Guid.Empty == ProductCode)
{
throw new ArgumentNullException("ProductCode", Strings.ExceptionProductInfoRequired);
}
MsiUtility.PushUILevel(InstallUILevel.None);
try
{
InstallState installState = MsiNativeMethods.QueryProductState(ProductCode.ToString("B").ToUpper(CultureInfo.InvariantCulture));
result = (installState != InstallState.Unknown);
}
finally
{
MsiUtility.PopUILevel();
}
TaskLogger.LogExit();
return(result);
}
