private static Type GetTypeForTypeInfo(ITypeInfo typeInfo)
{
// ReSharper disable EmptyGeneralCatchClause
try
{
int index;
var typeLib = typeInfo.GetContainingTypeLib(out index);
var assembly = LoadPrimaryInteropAssembly(typeLib);
if (assembly != null)
{
var name = typeInfo.GetManagedName();
var guid = typeInfo.GetGuid();
var type = assembly.GetType(name, false, true);
if ((type != null) && (type.GUID == guid))
{
return(type);
}
var types = assembly.GetAllTypes().ToArray();
if ((index >= 0) && (index < types.Length))
{
type = types[index];
if ((type.GUID == guid) && (type.FullName == name))
{
return(type);
}
}
// ReSharper disable once PossibleNullReferenceException
type = types.FirstOrDefault(testType => (testType.GUID == guid) && (testType.FullName.Equals(name, StringComparison.OrdinalIgnoreCase)));
if (type != null)
{
return(type);
}
}
return(typeInfo.GetManagedType());
}
catch (Exception)
{
}
return(null);
// ReSharper restore EmptyGeneralCatchClause
}
public static Guid GetOrCreateGuid(this ITypeInfo typeInfo)
{
var guid = typeInfo.GetGuid();
if (guid != Guid.Empty)
{
return(guid);
}
var guidBytes = typeInfo.GetContainingTypeLib().GetGuid().ToByteArray();
var nameBytes = BitConverter.GetBytes(typeInfo.GetName().GetDigestAsUInt64());
for (var index = 0; index < guidBytes.Length; index++)
{
guidBytes[index] ^= nameBytes[index % nameBytes.Length];
}
return(new Guid(guidBytes));
}
