// add registry as a service
static IExtensionsRegistry AddRegistry(IServiceCollection services, string location)
{
var provider = services.BuildServiceProvider();
var loggerFactory = provider.GetRequiredService <ILoggerFactory>();
var registry = ExtensionsLoader.DiscoverExtensions(loggerFactory, location);
services.AddSingleton(registry);
return(registry);
}
private List <Assembly> LoadAssemblies(string[] files)
{
this.logger.LogDebug("Loading assemblies...");
var assemblyList = new List <Assembly>();
foreach (var path in files)
{
this.logger.LogDebug($"Loading assembly: '{path}'.");
var assembly = ExtensionsLoader.LoadAssembly(path, this.logger);
if (assembly != default)
{
assemblyList.Add(assembly);
}
}
return(assemblyList);
}
// make extensions available to MVC application, configures extensions and configures extension services (SRP, split?)
static void AddApplicationParts(IMvcBuilder mvcBuilder, IExtensionsRegistry registry, IServiceCollection services, IConfiguration configuration, ILoggerFactory loggerFactory)
{
foreach (var extension in (registry as ExtensionsRegistry)?.Extensions)
{
var assembly = extension.GetType().Assembly;
mvcBuilder.AddApplicationPart(assembly);
if (extension is IExtensionWithViews)
{
// load compiled views
var directory = extension.Location;
var viewsAssemblyName = (extension as IExtensionWithViews).Views;
var logger = loggerFactory.CreateLogger(nameof(ExtensionsConfigurator));
var viewsAssembly = ExtensionsLoader.LoadAssembly(Path.Combine(directory, viewsAssemblyName), logger);
mvcBuilder.AddApplicationPart(viewsAssembly);
}
extension.ConfigureServices(services, configuration);
}
}
