如何在Web项目中给没有添加API核心组件添加APIController的帮助页HelpPage

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Routing;

namespace Lambda_Learn
{
    public class RouteConfig
    {
        public static void RegisterRoutes(RouteCollection routes)
        {
            routes.IgnoreRoute("{resource}.axd/{*pathInfo}");

            routes.MapRoute(
                name: "Default",
                url: "{controller}/{action}/{id}",
                defaults: new { controller = "Home", action = "Index", id = UrlParameter.Optional }
            );
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Routing;
using System.Web.Security;
using System.Web.SessionState;
using System.Web.Http;

namespace tttttt
{
    public class Global : HttpApplication
    {
        void Application_Start(object sender, EventArgs e)
        {
            // 在应用程序启动时运行的代码
            AreaRegistration.RegisterAllAreas();             //需要补充的代码
            GlobalConfiguration.Configure(WebApiConfig.Register);
            RouteConfig.RegisterRoutes(RouteTable.Routes);   //需要补充的代码
        }
    }
}

 1 　　　　　public static void Register(HttpConfiguration config)
 2         {
 3             // Uncomment the following to use the documentation from XML documentation file.
 4             config.SetDocumentationProvider(new XmlDocumentationProvider(HttpContext.Current.Server.MapPath("~/bin/Service.xml")));　　// 注：这里的路径就是刚才说的地址，你修改成一样的就OK了
 5 
 6             // Uncomment the following to use "sample string" as the sample for all actions that have string as the body parameter or return type.
 7             // Also, the string arrays will be used for IEnumerable<string>. The sample objects will be serialized into different media type 
 8             // formats by the available formatters.
 9             config.SetSampleObjects(new Dictionary<Type, object>　　　　// 这段需要解放出来主要就是做sample的
10             {
11                 {typeof(string), "sample string"},
12                 {typeof(IEnumerable<string>), new string[]{"sample 1", "sample 2"}}
13             });

 1 　　　　 // GET api/crab
 2         /// <summary>
 3         /// this is get function without parameter
 4         /// </summary>
 5         /// <returns>function return value</returns>
 6         public IEnumerable<string> Get()
 7         {
 8             return new string[] { "value1", "value2" };
 9         }
10 
11         // GET api/crab/5
12         /// <summary>
13         /// this is get function with a parameter named id
14         /// </summary>
15         /// <param name="id"></param>
16         /// <returns>function return value</returns>
17         public string Get(int id)
18         {
19             return "value";
20         }

 1 　　 public class CrabController : ApiController
 2     {
 3         /// <summary>
 4         /// 测试方法
 5         /// </summary>
 6         /// <param name="msg1">串1</param>
 7         /// <param name="msg2">串2</param>
 8         /// <returns>两个字符串的连接串</returns>
 9         [System.Web.Http.AcceptVerbs("GET")]
10         [System.Web.Http.ActionName("TestMethod")]
11         public string TestMethod(string msg1,string msg2)
12         {
13             return msg1 + msg2;
14         }
15     }

1 　　　　 public static void Register(HttpConfiguration config)
2         {
3             config.Routes.MapHttpRoute(
4                 name: "DefaultApi",
5                 routeTemplate: "{controller}/{action}",　　　　// 此处进行了修改
6                 defaults: new { id = RouteParameter.Optional }
7             );
8         }

 1 @{
 2     ViewBag.Title = "这里是需要修改的Title";
 3 
 4     // Group APIs by controller
 5     ILookup<HttpControllerDescriptor, ApiDescription> apiGroups = Model.ToLookup(api => api.ActionDescriptor.ControllerDescriptor);
 6 }
 7 
 8 <link type="text/css" href="http://t.zoukankan.com/~/Areas/HelpPage/HelpPage.css" rel="stylesheet" />
 9 <header class="help-page">
10     <div class="content-wrapper">
11         <div class="float-left">
12             <h1>@ViewBag.Title</h1>
13         </div>
14     </div>
15 </header>
16 <div   class="help-page">
17     <section class="featured">
18         <div class="content-wrapper">
19             <h2>介绍</h2>
20             <p>
21                 我修改了这里
22             </p>
23         </div>
24     </section>
25     <section class="content-wrapper main-content clear-fix">
26         @foreach (var group in apiGroups)
27         {
28             @Html.DisplayFor(m => group, "ApiGroup")
29         }
30     </section>
31 </div>

1 　　　　　　　　　 var index = genericTypeName.IndexOf('`');
2                 genericTypeName = genericTypeName.Substring(0, index != -1 ? index : genericTypeName.Length);

1 [ApiExplorerSettings(IgnoreApi=true)]
2 public HttpResponseMessage Get(int id) {  }