/// <summary>
/// Opens scope for OWIN pipeline as an IServiceProvider, scopename and scopecontext are for DryIoc containers.
/// </summary>
/// <param name="app"></param>
/// <param name="locator"></param>
/// <param name="serviceProviderTypeChecker"></param>
public static void UseScopedLocator(this IAppBuilder app, ILocator locator, IServiceProviderTypeChecker serviceProviderTypeChecker = null)
{
app.Use(new Func<AppFunc, AppFunc>(next => (async context =>
{
var scoped = TryGetHttpScopedLocator(context, locator) as ILocatorScoped;
var hasScopedLocator = scoped is object;
scoped = scoped ?? locator.Get<ILocatorScopedFactory>().CreateScope(); // create via factory
var contextAccessor = scoped.Get<IContextAccessor>();
(contextAccessor as IContextSetter)
.SetContexts(new MiddlewareContext(context), context);
context[ScopedLocatorKeyInContext] = scoped;
context[ScopedProviderKeyInContext] = new ServiceProvider
(
serviceProviderTypeChecker ?? scoped.Get<IServiceProviderTypeChecker>(),
scoped.Get<ILocatorScopedAccessor>()
);
// perform remaining tasks
await next.Invoke(context);
if (!hasScopedLocator)
scoped?.Dispose();
})));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="locator"></param>
/// <param name="pipelineScope">Optional: if null, retrieved from locator</param>
/// <param name="serviceProviderTypeChecker"></param>
/// <param name="httpContextProvider"></param>
/// <param name="locatorScopeFactory"></param>
public WebApiDependencyResolver(ILocator locator, IPipelineScope pipelineScope = null, IServiceProviderTypeChecker serviceProviderTypeChecker = null, IHttpContextProvider httpContextProvider = null, ILocatorScopedFactory locatorScopeFactory = null)
{
_Locator = locator;
_PipelineScope = pipelineScope ?? _Locator.Get <IPipelineScope>();
_ServiceProviderTypeChecker = serviceProviderTypeChecker ?? locator.Get <IServiceProviderTypeChecker>();
_HttpContextProvider = httpContextProvider ?? locator.Get <IHttpContextProvider>();
_LocatorScopeFactory = locatorScopeFactory ?? locator.Get <ILocatorScopedFactory>();
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="locator"></param>
/// <param name="serviceProviderTypeChecker"></param>
/// <param name="httpContextProvider"></param>
public ScopedDependencyResolver(ILocator locator, IServiceProviderTypeChecker serviceProviderTypeChecker, IHttpContextProvider httpContextProvider)
{
_Locator = locator;
_ServiceProviderTypeChecker = serviceProviderTypeChecker ?? locator.Get <IServiceProviderTypeChecker>();
_HttpContextProvider = httpContextProvider ?? locator.Get <IHttpContextProvider>();
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="locator"></param>
/// <param name="serviceProviderTypeChecker"></param>
/// <param name="httpContextProvider"></param>
public StartupMvc(ILocator locator, IServiceProviderTypeChecker serviceProviderTypeChecker, IHttpContextProvider httpContextProvider)
{
_Locator = locator;
_ServiceProviderTypeChecker = serviceProviderTypeChecker;
_HttpContextProvider = httpContextProvider;
}
/// <summary>
/// Singleton Constructor, greediest one to use
/// </summary>
/// <param name="locatorAmbient"></param>
/// <param name="serviceProviderTypeChecker"></param>
/// <param name="startupConfiguration"></param>
public ServiceProvider(ILocatorAmbient locatorAmbient, IServiceProviderTypeChecker serviceProviderTypeChecker, IStartupConfiguration startupConfiguration)
{
_locatorAmbient = locatorAmbient;
_serviceProviderTypeChecker = serviceProviderTypeChecker;
}
/// <summary>
/// Scoped Constructor for OWIN and netcore
/// </summary>
/// <param name="serviceProviderTypeChecker"></param>
/// <param name="locatorScopedAccessor"></param>
public ServiceProvider(IServiceProviderTypeChecker serviceProviderTypeChecker, ILocatorScopedAccessor locatorScopedAccessor)
{
_scopeAccessor = locatorScopedAccessor;
_serviceProviderTypeChecker = serviceProviderTypeChecker;
}
