[英]Adding headers in ASP.NET MVC 3
I have a basic ASP.NET MVC 3 app. 我有一个基本的ASP.NET MVC 3应用程序。 I have a basic action that looks like the following:
我有一个基本操作,如下所示:
[AcceptVerbs(HttpVerbs.Post)]
public ActionResult AddItem(string id, string name, string description, string username)
{
// Do stuff
return Json(new { statusCode = 1 });
}
I am trying to let someone access this action via a JQuery Mobile app that will be hosted in Phone Gap. 我试图让某人通过将在Phone Gap中托管的JQuery Mobile应用程序访问此操作。 I was told that I need to return
Access-Control-Allow-Origin: *
in my header. 有人告诉我我需要在标头中返回
Access-Control-Allow-Origin: *
。 However, I'm not sure how to return that in the header. 但是,我不确定如何在标头中返回该值。 Can someone please show me how to do that?
有人可以告诉我该怎么做吗?
Thank you so much. 非常感谢。
public class HttpHeaderAttribute : ActionFilterAttribute
{
///
/// Gets or sets the name of the HTTP Header.
///
/// The name.
public string Name { get; set; }
///
/// Gets or sets the value of the HTTP Header.
///
/// The value.
public string Value { get; set; }
///
/// Initializes a new instance of the class.
///
/// The name.
/// The value.
public HttpHeaderAttribute(string name, string value)
{
Name = name;
Value = value;
}
public override void OnResultExecuted(ResultExecutedContext filterContext)
{
filterContext.HttpContext.Response.AppendHeader(Name, Value);
base.OnResultExecuted(filterContext);
}
}
[HttpHeader("Access-Control-Allow-Origin","*")]
public ActionResult myaction(int id)
{
// ...
}
Response.AppendHeader("Access-Control-Allow-Origin", "*");
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