ASP.NET WEB API 中 Swagger配置

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/// <summary>
    /// Swagger配置
    /// </summary>
    public class SwaggerConfig
    {
        /// <summary>
        /// 
        /// </summary>
        public static void Register()
        {
            var thisAssembly = typeof(SwaggerConfig).Assembly;

            GlobalConfiguration.Configuration
                .EnableSwagger(c =>
                {

                    c.SingleApiVersion("v1", "SntSoft.Web.Api");
                    //让swagger根据xml文档来解析
                    c.IncludeXmlComments(GetXmlCommentsPath(thisAssembly.GetName().Name));
                    c.IncludeXmlComments(GetXmlCommentsPath("SntSoft.Model.Entitys"));
                    //过滤此特性的接口不显示
                    c.DocumentFilter<HiddenApiFilter>();
                    //oauth2.0
                    c.OperationFilter<HttpAuthHeaderFilter>();
                    c.ResolveConflictingActions(apiDescriptions => apiDescriptions.First());

                    //获取控制器的注释方法类
                    c.CustomProvider((defaultProvider) => new SwaggerControllerDescProvider(defaultProvider, GetXmlCommentsPath(thisAssembly.GetName().Name)));

                    //swagger 分组
                    c.GroupActionsBy(apiDesc => apiDesc.GetControllerAndActionAttributes<ControllerGroupAttribute>().Any() ? apiDesc.GetControllerAndActionAttributes<ControllerGroupAttribute>().First().GroupName + "." + apiDesc.GetControllerAndActionAttributes<ControllerGroupAttribute>().First().Useage : "无模块");

                })
                .EnableSwaggerUi(c =>
                {
                    c.DocumentTitle("SntSoft.Web.Api");

                    //汉化js SwaggerCustom
                    c.InjectJavaScript(thisAssembly, "SntSoft.Web.Api.Utlls.Swagger.js.swagger_lang.js");

                    c.DisableValidator();
                });

        }
        /// <summary>
        /// XML路径拼接
        /// </summary>
        /// <param name="name"></param>
        /// <returns></returns>
        protected static string GetXmlCommentsPath(string name)
        {
            return string.Format(@"{0}bin{1}.XML", AppDomain.CurrentDomain.BaseDirectory, name);
        }
    }

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///    <summary>
/// 中文转换
///    </summary>
var SwaggerTranslator = (function () {
    //定时执行检测是否转换成中文,最多执行500次  即500*50/1000=25s
    var iexcute = 0,
        //中文语言包
        _words = {
            "Warning: Deprecated": "警告：已过时",
            "Implementation Notes": "实现备注",
            "Response Class": "响应类",
            "Status": "状态",
            "Parameters": "参数",
            "Parameter": "参数",
            "Value": "值",
            "Description": "描述",
            "Parameter Type": "参数类型",
            "Data Type": "数据类型",
            "Response Messages": "响应消息",
            "HTTP Status Code": "HTTP状态码",
            "Reason": "原因",
            "Response Model": "响应模型",
            "Request URL": "请求URL",
            "Response Body": "响应体",
            "Response Code": "响应码",
            "Response Headers": "响应头",
            "Hide Response": "隐藏响应",
            "Headers": "头",
            "Try it out!": "试一下！",
            "Show/Hide": "显示/隐藏",
            "List Operations": "显示操作",
            "Expand Operations": "展开操作",
            "Raw": "原始",
            "can't parse JSON.  Raw result": "无法解析JSON. 原始结果",
            "Model Schema": "模型架构",
            "Model": "模型",
            "apply": "应用",
            "Username": "用户名",
            "Password": "密码",
            "Terms of service": "服务条款",
            "Created by": "创建者",
            "See more at": "查看更多：",
            "Contact the developer": "联系开发者",
            "api version": "api版本",
            "Response Content Type": "响应Content Type",
            "fetching resource": "正在获取资源",
            "fetching resource list": "正在获取资源列表",
            "Explore": "浏览",
            "Show Swagger Petstore Example Apis": "显示 Swagger Petstore 示例 Apis",
            "Can't read from server.  It may not have the appropriate access-control-origin settings.": "无法从服务器读取。可能没有正确设置access-control-origin。",
            "Please specify the protocol for": "请指定协议：",
            "Can't read swagger JSON from": "无法读取swagger JSON于",
            "Finished Loading Resource Information. Rendering Swagger UI": "已加载资源信息。正在渲染Swagger UI",
            "Unable to read api": "无法读取api",
            "from path": "从路径",
            "Click to set as parameter value": "点击设置参数",
            "server returned": "服务器返回"
        },

        //定时执行转换
        _translator2Cn = function () {
            if ($("#resources_container .resource").length > 0) {
                _tryTranslate();
            }

            if ($("#explore").text() == "Explore" && iexcute < 500) {
                iexcute++;
                setTimeout(_translator2Cn, 50);
            }
        },

        //设置控制器注释
        _setControllerSummary = function () {
            $.ajax({
                type: "get",
                async: true,
                url: $("#input_baseUrl").val(),
                dataType: "json",
                success: function (data) {
                    var summaryDict = data.ControllerDesc;
                    var id, controllerName, strSummary;
                    $("#resources_container .resource").each(function (i, item) {
                        id = $(item).attr("id");
                        if (id) {
                            controllerName = id.substring(9);
                            strSummary = summaryDict[controllerName];
                            if (strSummary) {
                                $(item).children(".heading").children(".options").prepend('<li class="controller-summary" title="' + strSummary + '">' + strSummary + '</li>');
                            }
                        }
                    });
                }
            });
        },

        //尝试将英文转换成中文
        _tryTranslate = function () {
            $('[data-sw-translate]').each(function () {
                $(this).html(_getLangDesc($(this).html()));
                $(this).val(_getLangDesc($(this).val()));
                $(this).attr('title', _getLangDesc($(this).attr('title')));
            });
        },
        _getLangDesc = function (word) {
            return _words[$.trim(word)] !== undefined ? _words[$.trim(word)] : word;
        };

    return {
        Translator: function () {
            document.title = "API接口文档";
            $('body').append('<style type="text/css">.controller-summary{color:#10a54a !important;word-break:keep-all;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:250px;text-align:right;cursor:default;} </style>');
            $("#logo").html("API").attr("href", "/swagger/ui/index");
            //设置控制器描述
            _setControllerSummary();
            _translator2Cn();
        }
    }
})();
//执行转换
SwaggerTranslator.Translator();

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  /// <summary>
    /// Controller描述信息
    /// </summary>
    [AttributeUsage(AttributeTargets.Class, AllowMultiple = false)]
    public class ControllerGroupAttribute : Attribute
    {
        /// <summary>
        /// 当前Controller所属模块 请用中文
        /// </summary>
        public string GroupName { get; private set; }

        /// <summary>
        /// 当前controller用途    请用中文
        /// </summary>
        public string Useage { get; private set; }

        /// <summary>
        ///  Controller描述信息 构造
        /// </summary>
        /// <param name="groupName">模块名称</param>
        /// <param name="useage">当前controller用途</param>
        public ControllerGroupAttribute(string groupName, string useage)
        {
            if (string.IsNullOrEmpty(groupName) || string.IsNullOrEmpty(useage))
            {
                throw new ArgumentNullException("分组信息不能为空");
            }
            GroupName = groupName;
            Useage = useage;
        }
    }

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 /// <summary>
    /// 隐藏接口，不生成到swagger文档展示
    /// </summary>
    /// <seealso cref="System.Attribute" />
    [AttributeUsage(AttributeTargets.Method | AttributeTargets.Class)]

    public partial class HiddenApiAttribute : Attribute { }

    /// <summary>
    /// Class HiddenApiFilter.
    /// </summary>
    /// <seealso cref="Swashbuckle.Swagger.IDocumentFilter" />
    public class HiddenApiFilter : IDocumentFilter
    {
        /// <summary>
        /// 重写Apply方法，移除隐藏接口的生成
        /// </summary>
        /// <param name="swaggerDoc">swagger文档文件</param>
        /// <param name="schemaRegistry"></param>
        /// <param name="apiExplorer">api接口集合</param>
        public void Apply(SwaggerDocument swaggerDoc, SchemaRegistry schemaRegistry, IApiExplorer apiExplorer)
        {
            foreach (ApiDescription apiDescription in apiExplorer.ApiDescriptions)
            {
                if (Enumerable
                    .OfType<HiddenApiAttribute>(apiDescription.GetControllerAndActionAttributes<HiddenApiAttribute>())
                    .Any())
                {
                    string key = "/" + apiDescription.RelativePath;
                    if (key.Contains("?"))
                    {
                        int idx = key.IndexOf("?", StringComparison.Ordinal);
                        key = key.Substring(0, idx);
                    }

                    swaggerDoc.paths.Remove(key);
                }
            }
        }
    }

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  /// <summary>
    /// swagger 增加 AUTH 选项
    /// </summary>
    public class HttpAuthHeaderFilter : IOperationFilter
    {
        /// <summary>
        /// 应用
        /// </summary>
        /// <param name="operation"></param>
        /// <param name="schemaRegistry"></param>
        /// <param name="apiDescription"></param>
        public void Apply(Operation operation, SchemaRegistry schemaRegistry, ApiDescription apiDescription)

        {
            if (operation.parameters == null)
                operation.parameters = new List<Parameter>();
            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<AllowAnonymousAttribute>().Any();
            if (isAuthorized && !allowAnonymous)
            {
                operation.parameters.Add(new Parameter { name = "Authorization", @in = "header", description = "安全", required = false, type = "string" });
            }
        }
    }

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   /// <summary>
    /// swagger显示控制器的描述
    /// </summary>
    public class SwaggerControllerDescProvider : ISwaggerProvider
    {
        private readonly ISwaggerProvider _swaggerProvider;
        private static ConcurrentDictionary<string, SwaggerDocument> _cache = new ConcurrentDictionary<string, SwaggerDocument>();
        private readonly string _xml;
        /// <summary>
        /// 
        /// </summary>
        /// <param name="swaggerProvider"></param>
        /// <param name="xml">xml文档路径</param>
        public SwaggerControllerDescProvider(ISwaggerProvider swaggerProvider, string xml)
        {
            _swaggerProvider = swaggerProvider;
            _xml = xml;
        }

        /// <summary>
        /// Gets the swagger.
        /// </summary>
        /// <param name="rootUrl">The root URL.</param>
        /// <param name="apiVersion">The API version.</param>
        /// <returns>SwaggerDocument.</returns>
        public SwaggerDocument GetSwagger(string rootUrl, string apiVersion)
        {

            var cacheKey = string.Format("{0}_{1}", rootUrl, apiVersion);
            SwaggerDocument srcDoc = null;
            //只读取一次
            if (!_cache.TryGetValue(cacheKey, out srcDoc))
            {
                srcDoc = _swaggerProvider.GetSwagger(rootUrl, apiVersion);

                srcDoc.vendorExtensions = new Dictionary<string, object> { { "ControllerDesc", GetControllerDesc() } };
                _cache.TryAdd(cacheKey, srcDoc);
            }
            return srcDoc;
        }

        /// <summary>
        /// 从API文档中读取控制器描述
        /// </summary>
        /// <returns>所有控制器描述</returns>
        public ConcurrentDictionary<string, string> GetControllerDesc()
        {
            string xmlpath = _xml;
            ConcurrentDictionary<string, string> controllerDescDict = new ConcurrentDictionary<string, string>();
            if (File.Exists(xmlpath))
            {
                XmlDocument xmldoc = new XmlDocument();
                xmldoc.Load(xmlpath);
                string type = string.Empty, path = string.Empty, controllerName = string.Empty;

                string[] arrPath;
                int length = -1, cCount = "Controller".Length;
                XmlNode summaryNode = null;
                foreach (XmlNode node in xmldoc.SelectNodes("//member"))
                {
                    type = node.Attributes["name"].Value;
                    if (type.StartsWith("T:"))
                    {
                        //控制器
                        arrPath = type.Split('.');
                        length = arrPath.Length;
                        controllerName = arrPath[length - 1];
                        if (controllerName.EndsWith("Controller"))
                        {
                            //获取控制器注释
                            summaryNode = node.SelectSingleNode("summary");
                            string key = controllerName.Remove(controllerName.Length - cCount, cCount);
                            if (summaryNode != null && !string.IsNullOrEmpty(summaryNode.InnerText) && !controllerDescDict.ContainsKey(key))
                            {
                                controllerDescDict.TryAdd(key, summaryNode.InnerText.Trim());
                            }
                        }
                    }
                }
            }
            return controllerDescDict;
        }
    }