public static IEnumerable <IVectorPlusBehaviourModule> ExtractModules(byte[] zipData, ILogger logger = null)
{
var modules = new List <IVectorPlusBehaviourModule>();
var tempZipFile = Path.GetTempFileName();
var tempDirectory = CreateTemporaryDirectory();
try
{
// extract the ZIP to a temporary folder so all DLLs available to each other
File.WriteAllBytes(tempZipFile, zipData);
ZipFile.ExtractToDirectory(tempZipFile, tempDirectory);
// step through each file in the directory
foreach (var path in Directory.EnumerateFiles(tempDirectory))
{
// only DLLs
if (Path.GetExtension(path.ToLower()) == ".dll")
{
// Load the DLL, search for modules
var loadContext = new ModuleLoadContext(path);
var assembly = loadContext.LoadFromAssemblyPath(path);
foreach (Type type in assembly.GetExportedTypes())
{
var ok1 = type.GetInterfaces().Any(i => typeof(IVectorPlusBehaviourModule).IsAssignableFrom(i));
var ok2 = type.GetInterfaces().Any(i => i.FullName == typeof(IVectorPlusBehaviourModule).FullName);
if (ok2)
{
IVectorPlusBehaviourModule module = (IVectorPlusBehaviourModule)Activator.CreateInstance(type);
modules.Add(module);
}
}
}
}
}
catch (Exception e)
{
logger?.LogWarning(e, "Could not load DLL(s) from zip bytes.");
throw e;
}
finally
{
if (File.Exists(tempZipFile))
{
File.Delete(tempZipFile);
}
if (Directory.Exists(tempDirectory))
{
Directory.Delete(tempDirectory, true);
}
}
return(modules);
}
public static ModuleConfig From(IVectorPlusBehaviourModule module, byte[] zip, bool enabled)
{
return(new ModuleConfig()
{
UniqueReference = module.UniqueReference,
ModuleConfigId = Guid.NewGuid(),
Added = DateTime.Now,
Zip = zip,
Release = module.Release,
Name = module.Name,
Description = module.Description,
Author = module.Author,
AuthorEmail = module.AuthorEmail,
ModuleWebsite = module.ModuleWebsite,
UserEnabled = enabled
});
}
