public override string GetVaryByCustomString(HttpContext context, string custom)
{
var parts = custom.Split(';');
var varyParts = new List <string>();
var contextWrapper = new HttpContextWrapper(context);
foreach (string part in parts)
{
switch (part)
{
case "userName":
varyParts.Add($"user:{context.User.Identity.Name}");
break;
case "lang":
varyParts.Add($"lang:{Locale.DetectCulture(contextWrapper).IetfLanguageTag}");
break;
case "theme":
varyParts.Add($"theme:{Theme.DetectTheme(contextWrapper)}");
break;
}
}
return(string.Join(";", varyParts.OrderBy(s => s)));
}
protected override void Initialize(RequestContext requestContext)
{
CultureInfo ci = Locale.DetectCulture(requestContext.HttpContext);
CultureInfo.CurrentCulture = ci;
CultureInfo.CurrentUICulture = ci;
ViewBag.Theme = new Theme(Theme.DetectTheme(requestContext.HttpContext));
base.Initialize(requestContext);
}