protected override async Task OnLoadAsync()
{
var scriptsDir = Path.Combine(m_Runtime.WorkingDirectory, "scripts");
var nativeDir = Path.Combine(m_Runtime.WorkingDirectory, "native");
if (!s_Initialized)
{
if (!Directory.Exists(nativeDir))
{
Directory.CreateDirectory(nativeDir);
}
var latestPackageId = await m_NuGetPackageManager.GetLatestPackageIdentityAsync("V8.NET");
var nupkgFile = m_NuGetPackageManager.GetNugetPackageFile(latestPackageId);
var packageReader = new PackageArchiveReader(nupkgFile);
foreach (var file in packageReader.GetFiles("contentFiles"))
{
if (!file.Contains("netstandard2.0"))
{
continue;
}
var fileName = Path.GetFileName(file);
var entry = packageReader.GetEntry(file);
using var stream = entry.Open();
var ms = new FileStream(Path.Combine(nativeDir, fileName), FileMode.Create);
await stream.CopyToAsync(ms);
ms.Close();
stream.Close();
}
Loader.AlternateRootSubPath = nativeDir;
s_Initialized = true;
}
if (!Directory.Exists(scriptsDir))
{
Directory.CreateDirectory(scriptsDir);
}
else
{
foreach (var directory in Directory.GetDirectories(scriptsDir))
{
m_Logger.LogInformation($"[loading] Script: {directory}");
var filePath = Path.Combine(directory, "startup.js");
if (!File.Exists(filePath))
{
continue;
}
var scriptId = new DirectoryInfo(directory).Name;
m_Engine = new V8Engine(true);
var globalContext = m_Engine.GetContext();
var v8Context = m_Engine.CreateContext();
var scriptLifeTime = m_LifetimeScope.BeginLifetimeScope(builder =>
{
builder.Register(ctx => m_Engine)
.As <V8Engine>()
.SingleInstance()
.OwnedByLifetimeScope();
builder.Register(ctx => v8Context)
.As <Context>()
.SingleInstance()
.OwnedByLifetimeScope();
});
try
{
var serviceProvider = scriptLifeTime.Resolve <IServiceProvider>();
m_Engine.SetContext(v8Context);
m_Engine.GlobalObject.SetProperty("logger", ActivatorUtilities.CreateInstance <ScriptLogger>(serviceProvider, scriptId), memberSecurity: ScriptMemberSecurity.Locked);
m_Engine.GlobalObject.SetProperty("openmod", ActivatorUtilities.CreateInstance <OpenModFunctions>(serviceProvider), memberSecurity: ScriptMemberSecurity.Locked);
var script = m_Engine.LoadScript(filePath, throwExceptionOnError: true);
m_Engine.Execute(script, throwExceptionOnError: true, trackReturn: false);
m_Engine.SetContext(globalContext);
GC.KeepAlive(script);
}
catch (Exception ex)
{
m_Logger.LogError(ex.GetBaseException(), $"Script error in script \"{scriptId}\"");
}
}
}
}