/// <summary>
/// Permanent Redirect to given action or url. Status code : 301
/// </summary>
/// <param name="context"></param>
/// <param name="routeValueDictionary"></param>
public static void RedirectPermanentTo(this ActionExecutingContext context,
RouteValueDictionary routeValueDictionary)
{
var httpContext = context.HttpContext;
if (!context.IsRedirecting())
{
httpContext.Response.StatusCode = 301;
httpContext.Response.Status = "301 Moved Permanently";
RedirectTo(context, routeValueDictionary);
}
}
/// <summary>
/// Redirect to given action or url.
/// </summary>
/// <param name="context"></param>
/// <param name="routeValueDictionary"></param>
public static void RedirectTo(this ActionExecutingContext context, RouteValueDictionary routeValueDictionary)
{
var httpContext = context.HttpContext;
if (!context.IsRedirecting())
{
context.Result = new RedirectToRouteResult(
new RouteValueDictionary(routeValueDictionary)
);
context.Result.ExecuteResult(context.Controller.ControllerContext);
}
}
/// <summary>
/// Permanent Redirect to given action or url only if the action is not same as this.
/// If any redirect is happing then it will not execute.
/// Note : This will resolve the looping of redirection.
/// </summary>
/// <param name="context"></param>
/// <param name="action"></param>
/// <param name="controller">If not passed then current controller will be given.</param>
/// <param name="area">If not passed then current area will be given.</param>
public static void RedirectToActionPermanentIfDistinct(this ActionExecutingContext context, string action,
string controller = null, string area = null)
{
if (!context.IsRedirecting())
{
controller = string.IsNullOrEmpty(controller) ? GetControllerName(context) : controller;
area = string.IsNullOrEmpty(area) ? GetAreaName(context) : area;
var isCurrentUrlIsSameAs = IsCurrentUrl(context, action, controller, area);
if (isCurrentUrlIsSameAs == false)
{
RedirectPermanentTo(context, action, controller, area);
}
}
}
/// <summary>
/// Permanent Redirect to given action or url. Status code : 301
/// </summary>
/// <param name="context"></param>
/// <param name="action"></param>
/// <param name="controller">If not passed then current controller will be given.</param>
/// <param name="area">If not passed then current area will be given.</param>
public static void RedirectPermanentTo(this ActionExecutingContext context, string action, string controller,
string area)
{
var httpContext = context.HttpContext;
if (!context.IsRedirecting())
{
if (!httpContext.Response.IsRequestBeingRedirected)
{
httpContext.Response.StatusCode = 301;
httpContext.Response.Status = "301 Moved Permanently";
RedirectTo(context,
new RouteValueDictionary(new {
controller,
action,
area
}));
}
}
}
