RouteValueDictionary在Asp中的路径.净的核心
本文关键字:路径 核心 Asp RouteValueDictionary | 更新日期: 2023-09-27 18:13:37
我需要从任意请求路径(不与当前请求相关)中提取路由数据(控制器,动作等),例如/或/account/manage。在以前版本的Asp。这可以像这样完成:
var request = new HttpRequest(null, "http://localhost:3333/Home/About", "testvalue=1");
var response = new HttpResponse(new StringWriter());
var httpContext = new HttpContext(request, response);
var routeData = RouteTable.Routes.GetRouteData(new HttpContextWrapper(httpContext));
var values = routeData.Values;
// The following should be true for initial version of mvc app.
values["controller"] == "Home"
values["action"] == "Index"
来源这个解决方案不是最优的,因为它需要一个完全限定的Url,而不仅仅是一个请求路径。
您可以使用TemplateMatcher
提取路由值:
public class RouteMatcher
{
public static RouteValueDictionary Match(string routeTemplate, string requestPath)
{
var template = TemplateParser.Parse(routeTemplate);
var matcher = new TemplateMatcher(template, GetDefaults(template));
var values = new RouteValueDictionary();
var moduleMatch = matcher.TryMatch(requestPath, values);
return values;
}
// This method extracts the default argument values from the template.
private static RouteValueDictionary GetDefaults(RouteTemplate parsedTemplate)
{
var result = new RouteValueDictionary();
foreach (var parameter in parsedTemplate.Parameters)
{
if (parameter.DefaultValue != null)
{
result.Add(parameter.Name, parameter.DefaultValue);
}
}
return result;
}
}
和用法示例:
var template = "{controller=Home}/{action=Index}/{id?}";
var routeValues = RouteMatcher.Match(template, "<your path>");
查看本文:https://blog.markvincze.com/matching-route-templates-manually-in-asp-net-core/