如何使 WebAPI 自动生成漂亮又实用在线API文档

2025-04-06 07:13:27
推荐回答(4个)
回答1:

1.1 SwaggerUI

SwaggerUI 是一个简单的Restful API 测试和文档工具。简单、漂亮、易用(官方demo)。通过读取JSON 配置显示API. 项目本身仅仅也只依赖一些 html,css.js静态文件. 你可以几乎放在任何Web容器上使用。

1.2 Swashbuckle

Swashbuckle 是.NET类库,可以将WebAPI所有开放的控制器方法生成对应SwaggerUI的JSON配置。再通过SwaggerUI 显示出来。类库中已经包含SwaggerUI 。所以不需要额外安装。

2.快速开始

创建项目 OnlineAPI来封装百度音乐服务(示例下载) ,通过API可以搜索、获取音乐的信息和播放连接。

我尽量删除一些我们demo中不会用到的一些文件,使其看上去比较简洁。

WebAPI 安装 Swashbuckle

Install-Package Swashbuckle

代码注释生成文档说明。
Swashbuckle 是通过生成的XML文件来读取注释的,生成 SwaggerUI,JSON 配置中的说明的。
安装时会在项目目录 App_Start 文件夹下生成一个 SwaggerConfig.cs 配置文件,用于配置 SwaggerUI 相关展示行为的。如图:

将配置文件大概99行注释去掉并修改为
c.IncludeXmlComments(GetXmlCommentsPath(thisAssembly.GetName().Name));

并在当前类中添加一个方法

///


///

///
///
protected static string GetXmlCommentsPath(string name)
{
return string.Format(@"{0}\bin\{1}.XML", AppDomain.CurrentDomain.BaseDirectory, name);
}

紧接着你在此Web项目属性生成选卡中勾选 “XML 文档文件”,编译过程中生成类库的注释文件

添加百度音乐 3个API

访问 http:///swagger/ui/index,最终显示效果

我们通过API 测试API 是否成功运行

3.添加自定义HTTP Header

在开发移动端 API时常常需要验证权限,验证参数放在Http请求头中是再好不过了。WebAPI配合过滤器验证权限即可

首先我们需要创建一个 IOperationFilter 接口的类。IOperationFilter
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Http;
using System.Web.Http.Description;
using System.Web.Http.Filters;
using Swashbuckle.Swagger;

namespace OnlineAPI.Utility
{
public class HttpHeaderFilter : IOperationFilter
{
public void Apply(Operation operation, SchemaRegistry
schemaRegistry, ApiDescription apiDescription)
{
if (operation.parameters == null) operation.parameters = new
List();
var filterPipeline =
apiDescription.ActionDescriptor.GetFilterPipeline();
//判断是否添加权限过滤器
var isAuthorized = filterPipeline.Select(filterInfo =>
filterInfo.Instance).Any(filter => filter is IAuthorizationFilter);
//判断是否允许匿名方法
var allowAnonymous =
apiDescription.ActionDescriptor.GetCustomAttributes().Any();

if (isAuthorized && !allowAnonymous)
{
operation.parameters.Add(new Parameter
{
name = "access-key",
@in = "header",
description = "用户访问Key",
required = false,
type = "string"
});
}
}
}
}

在 SwaggerConfig.cs 的 EnableSwagger 配置匿名方法类添加一行注册代码
c.OperationFilter();

添加Web权限过滤器
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Web;
using System.Web.Http;
using System.Web.Http.Controllers;
using Newtonsoft.Json;

namespace OnlineAPI.Utility
{
///
///
///

public class AccessKeyAttribute : AuthorizeAttribute
{
///
/// 权限验证
///

///
///
protected override bool IsAuthorized(HttpActionContext actionContext)
{
var request = actionContext.Request;
if (request.Headers.Contains("access-key"))
{
var accessKey = request.Headers.GetValues("access-key").SingleOrDefault();
//TODO 验证Key
return accessKey == "123456789";
}
return false;
}

///
/// 处理未授权的请求
///

///
protected override void HandleUnauthorizedRequest(HttpActionContext actionContext)
{
var content = JsonConvert.SerializeObject(new {State = HttpStatusCode.Unauthorized});
actionContext.Response = new HttpResponseMessage
{
Content = new StringContent(content, Encoding.UTF8, "application/json"),
StatusCode = HttpStatusCode.Unauthorized
};
}
}
}

在你想要的ApiController 或者是 Action 添加过滤器
[AccessKey]

最终显示效果

4.显示上传文件参数

SwaggerUI 有上传文件的功能和添加自定义HTTP Header 做法类似,只是我们通过特殊的设置来标示API具有上传文件的功能
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Http.Description;
using Swashbuckle.Swagger;

namespace OnlineAPI.Utility
{
///
///
///

public class UploadFilter : IOperationFilter
{

///
/// 文件上传
///

///
///
///
public void Apply(Operation operation, SchemaRegistry schemaRegistry, ApiDescription apiDescription)
{
if (!string.IsNullOrWhiteSpace(operation.summary) && operation.summary.Contains("upload"))
{
operation.consumes.Add("application/form-data");
operation.parameters.Add(new Parameter
{
name = "file",
@in = "formData",
required = true,
type = "file"
});
}
}
}
}

在 SwaggerConfig.cs 的 EnableSwagger 配置匿名方法类添加一行注册代码
c.OperationFilter();

API 文档展示效果

回答2:

1、如何引入组件
首先,我们需要定义一个API项目
然后通过Nuget引入组件。记住选下图中的第三个。

引入成功后,将向项目里面添加一些主要文件:
•Scripts\WebApiTestClient.js
•Areas\HelpPage\TestClient.css
•Areas\HelpPage\Views\Help\DisplayTemplates\TestClientDialogs.cshtml
•Areas\HelpPage\Views\Help\DisplayTemplates\TestClientReferences.cshtml
2、如何使用组件
1、修改Api.cshtml文件
通过上述步骤,就能将组件WebAPITestClient引入进来。下面我们只需要做一件事:打开文件 (根据 Areas\HelpPage\Views\Help) Api.cshtml 并添加以下内容:
•@Html.DisplayForModel("TestClientDialogs")
•@Html.DisplayForModel("TestClientReferences")

回答3:



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回答4:

weidApi 百度一下,你懂的

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