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MVC 5 Redirect from the global.asax to controller action

We can redirect to controller actions from Global.asax in ASP.Net MVC 5 using the method - RedirectToControllersThe RedirectToControllers() method provided by MVC 2 + versions. 

Example, it might help you to understand more about the same.

/// <summary>
/// gets the authentication cookie
/// if the cookie is null then redirect to controller action
/// </summary>
protected void Application_AuthenticateRequest(Object sender, EventArgs e)
{
    // Get the authentication cookie.
    string cookieName = FormsAuthentication.FormsCookieName;
    HttpCookie authCookie = Context.Request.Cookies[cookieName];

    // If the cookie is null then redirect to the controller action.
    if (authCookie == null)
    {
        RedirectToControllers("Account", "Login");
    }
} 

///<summary>
///Clear the response.
/// Clear the server errors.
/// Create the route using RouteData (controller/action)
/// Name of controller where you wants to redirect
/// </summary>
private void RedirectToControllers(string control, string action)
{
    Response.Clear();
    Server.ClearError();

    var route = new RouteData();
    route.Values["controller"] = control;
    route.Values["action"] = action;

    // Name of controller where you want to redirect.
    IController controller = new AlertsController();

    var RequestCont = new RequestContext(new HttpContextWrapper(Context), route);
    controller.Execute(RequestCont);
}
By Anil Singh | Rating of this article (*****)

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