// 说明:命名空间中和类名之间可以用 / 和 . 分隔,但是在<system.web>/<httpHandlers>节点中要注意 / 出现的次数与URL中的次数匹配 // IIS的集成模式没有这个问题。 // 补充说明:以上正则表示式当遇到REST风格时,如果在method位置包含了非字符类的文字作为方法的传入参数,匹配后将会造成数据丢失。 // 因为是采用的 (?<method>\w+) ,除非换成 (?<method>[^\.]+) ,并且在得到数据后做UrlDecode /* * 可以解析以下格式的URL:(前一个表示包含命名空间的格式) * * /service/namespace.Fish.AA.Demo/GetMd5.aspx * /service/namespace.Fish.AA/Demo/GetMd5.aspx * /service/Demo/GetMd5.aspx * /api/aa/Demo/GetMd5 * /api/aa.b/Demo/GetMd5?ss=a.b */ /// <summary> /// 从指定的请求中提取UrlActionInfo /// </summary> /// <param name="context"></param> /// <param name="path"></param> /// <returns></returns> public virtual UrlActionInfo GetUrlActionInfo(HttpContext context, string path) { // 扩展点:允许自定义URL解析逻辑 if (string.IsNullOrEmpty(path)) { throw new ArgumentNullException("path"); } Match match = ServiceUrlRegex.Match(path); if (match.Success == false) { DiagnoseResult diagnoseResult = Http404DebugModule.TryGetDiagnoseResult(context); if (diagnoseResult != null) { diagnoseResult.ErrorMessages.Add("URL解析失败,正则表达式:" + ServiceUrlRegex.ToString()); } return(null); } return(new UrlActionInfo { UrlType = match.Groups["type"].Value, Namesapce = match.Groups["namespace"].Value, ClassName = match.Groups["name"].Value, MethodName = match.Groups["method"].Value, ExtName = match.Groups["extname"].Value }); }
internal ControllerResolver(HttpContext context) { if (context == null) { throw new ArgumentNullException("context"); } _context = context; DiagnoseResult = Http404DebugModule.TryGetDiagnoseResult(context); s_metadata.Init(); }
private RouteData GetRoute(HttpContext context, string virtualPath) { HttpContextWrapper contextWrapper = new HttpContextWrapper(context); // 利用ASP.NET Routing解析URL RouteData routeData = RouteTable.Routes.GetRouteData(contextWrapper); if (routeData == null) { DiagnoseResult diagnoseResult = Http404DebugModule.TryGetDiagnoseResult(context); if (diagnoseResult != null) { diagnoseResult.ErrorMessages.Add("URL不能与任何路由配置(RouteTable)匹配:" + virtualPath); diagnoseResult.RouteTestResult = (from x in RouteTable.Routes let route = x as Route where route != null select new TestResult { Text = route.Url, IsPass = false }).ToList(); } return(null); } if (routeData.RouteHandler != null && routeData.RouteHandler is StopRoutingHandler) { DiagnoseResult diagnoseResult = Http404DebugModule.TryGetDiagnoseResult(context); if (diagnoseResult != null) { diagnoseResult.ErrorMessages.Add("路由匹配成功,结果是一个StopRoutingHandler"); } return(null); } return(routeData); }
internal UrlActionInfo GetUrlActionInfo(RouteData routeData, HttpContext context) { if (routeData == null) { throw new ArgumentNullException("routeData"); } if (context == null) { throw new ArgumentNullException("context"); } // 采用ASP.NET Routing后,这三个参数都应该可以直接获取到, // 如果URL没有指定,可以通过默认值,或者DataToken指定, // 所以不需要像RestServiceModule那样重新计算 string nspace = GetRouteString(routeData, "namespace"); string className = GetRouteString(routeData, "controller"); string action = GetRouteString(routeData, "action"); if (string.IsNullOrEmpty(className) || string.IsNullOrEmpty(action)) { DiagnoseResult diagnoseResult = Http404DebugModule.TryGetDiagnoseResult(context); if (diagnoseResult != null) { diagnoseResult.ErrorMessages.Add("不能从URL中提取到controller和action信息"); } return(null); } if (action == "{HttpMethod}") // 允许定义这个特殊变量 { action = context.Request.HttpMethod; } ControllerResolver controllerResolver = new ControllerResolver(context); UrlActionInfo info = new UrlActionInfo(); info.RoutePattern = (routeData.Route as Route).Url; // 转换失败?? info.Namesapce = controllerResolver.GetNamespaceMap(nspace); info.ClassName = className; info.MethodName = action; info.Action = action; info.Controller = s_recognizer.GetServiceFullName(info); // 将路由提取到的其它URL参数,保存到UrlActionInfo实例中。 foreach (KeyValuePair <string, object> kvp in routeData.Values) { // 排除3个特定名字。 if (kvp.Key.IsSame("namespace") || kvp.Key.IsSame("controller") || kvp.Key.IsSame("action")) { continue; } string value = kvp.Value as string; if (string.IsNullOrEmpty(value) == false) { info.AddParam(kvp.Key, value); } } return(info); }