private string NormalizeReturnUrl(string returnUrl, Func <string> defaultValueBuilder = null)
{
if (defaultValueBuilder == null)
{
defaultValueBuilder = GetAppHomeUrl;
}
if (returnUrl.IsNullOrEmpty())
{
return(defaultValueBuilder());
}
if (Url.IsLocalUrl(returnUrl) || _webUrlService.GetRedirectAllowedExternalWebSites().Any(returnUrl.Contains))
{
return(returnUrl);
}
return(defaultValueBuilder());
}
