/// <summary>
/// 使用 JWT 认证。
/// </summary>
/// <param name="app">项目构建器。</param>
/// <param name="events">认证配置。</param>
/// <returns></returns>
public static IApplicationBuilder UseJwtBearer(this IApplicationBuilder app, JwtBearerEvents events)
{
if (events is null)
{
throw new ArgumentNullException(nameof(events));
}
return(app.Use(next =>
{
return context =>
{
var receivedContext = new MessageReceivedContext(context);
events.MessageReceived(receivedContext);
if (string.IsNullOrEmpty(receivedContext.Token))
{
#if NET40
next.Invoke(context);
return;
#else
return next.Invoke(context);
#endif
}
var tokenValidateContext = new TokenValidateContext(receivedContext);
events.TokenValidate(tokenValidateContext);
if (tokenValidateContext.UserData is null || tokenValidateContext.UserData.Count == 0)
{
#if NET40
next.Invoke(context);
return;
#else
return next.Invoke(context);
#endif
}
var tokenValidatedContext = new TokenValidatedContext(tokenValidateContext);
events.TokenValidated(tokenValidatedContext);
if (tokenValidatedContext.User?.Identity?.IsAuthenticated ?? false)
{
context.User = tokenValidatedContext.User;
#if NET40
Thread.CurrentPrincipal = tokenValidatedContext.User;
#endif
}
#if NET40
next.Invoke(context);
return;
#else
return next.Invoke(context);
#endif
};
}));
}
/// <summary> /// 构造函数。 /// </summary> /// <param name="context">上下文。</param> public TokenValidatedContext(TokenValidateContext context) : base(context.Context) => UserData = context.UserData;