using System; using System.Collections.Generic; using System.Text; #if NETFX using System.Web; #endif namespace Apewer.Web { /// <summary></summary> public partial class ApiProgram { /// <summary>调用器。</summary> private static ApiInvoker _invoker = new ApiInvoker() { Logger = new Logger(), Options = new ApiOptions() }; /// <summary>API 选项。</summary> public static ApiOptions Options { get => _invoker.Options; } /// <summary>日志记录器。</summary> public static Logger Logger { get => _invoker.Logger; } /// <summary>获取或设置 API 入口。</summary> public static ApiEntries Entries { get => _invoker.Entries; set => _invoker.Entries = value; } private Action _initializer = null; /// <summary></summary> public ApiProgram(Action initializer = null) { _initializer = initializer; } } // Listener public partial class ApiProgram { static HttpListener _listener = null; /// <summary>在后台启动 Listener,返回错误消息。</summary> /// <param name="ip">监听的本地 IP 地址。</param> /// <param name="port">监听的端口。</param> public static string Listener(string ip, int port = 80) { if (_listener == null) return "无法重复启动默认 Listener 实例。"; var server = new HttpListener(); server.IP = ip; server.Port = port; server.Action = (context) => _invoker.Invoke(new HttpListenerProvider(context)); var exception = server.Start(); if (exception != null) return exception.Message; return null; } /// <summary>在后台启动 Listener,返回错误消息。</summary> /// <param name="ip">监听的本地 IP 地址。</param> /// <param name="port">监听的端口。</param> public static string Listener(int port = 80, string ip = "0.0.0.0") { if (_listener == null) return "无法重复启动默认 Listener 实例。"; var server = new HttpListener(); server.IP = ip; server.Port = port; server.Action = (context) => _invoker.Invoke(new HttpListenerProvider(context)); var exception = server.Start(); if (exception != null) return exception.Message; return null; } } #if NETCORE // Kestrel & HTTP.Sys public partial class ApiProgram { static AspNetCoreServer _aspnetcore = null; class Startup : AspNetCoreStartup { public override void OnContext(Microsoft.AspNetCore.Http.HttpContext context) { if (_invoker == null) return; _invoker.Invoke(new AspNetCoreProvider(context)); } } /// <summary>启动 Kestrel 服务器。</summary> public static void Kestrel(int port = 80) { if (_aspnetcore != null) return; var server = new KestrelServer(); server.Port = port; server.Run<Startup>(); _aspnetcore = server; } /// <summary>启动 HTTP.sys 服务器。</summary> public static void HttpSys(int port = 80, string ip = null) { if (_aspnetcore != null) return; var server = new HttpSysServer(); server.Port = port; server.Run<Startup>(); _aspnetcore = server; } } #endif #if NETFX // IIS public partial class ApiProgram : IHttpHandler, IHttpModule { #region IHttpHandler /// <summary></summary> public bool IsReusable { get { return false; } } /// <summary></summary> public void ProcessRequest(HttpContext context) { _initializer?.Invoke(); _invoker.Invoke(new WebsiteProvider(context)); } #endregion #region IHttpModule /// <summary></summary> public void Dispose() { } /// <summary></summary> public void Init(HttpApplication application) { application.PreSendRequestHeaders += (s, e) => { // 从 Response 头中移除 Server 和 X-Powered-By 属性。 var response = application.Response; var keys = new List<string>(response.Headers.AllKeys); if (keys.Contains("Server")) response.Headers.Remove("Server"); if (keys.Contains("X-Powered-By")) response.Headers.Remove("X-Powered-By"); }; } IAsyncResult BeginEventHandler(object sender, EventArgs e, AsyncCallback cb, object extraData) { return null; } void EndEventHandler(IAsyncResult ar) { } #endregion } #endif }