private async Task <bool> CheckCultureAsync(HttpContext httpContext, string cultureId)
{
ICultureManager cultureManager = httpContext.GetCultureManager();
if ((await cultureManager.GetNotNeutralCulturesAsync()).Count() == 0)
{
return(cultureId == DefaultCulture.Id);
}
return((await cultureManager.GetNotNeutralCulturesAsync()).Any(c => c.Id == cultureId));
}
public void Execute(IApplicationBuilder applicationBuilder, IServiceProvider serviceProvider)
{
serviceProvider = serviceProvider.CreateScope().ServiceProvider;
RequestLocalizationOptions requestLocalizationOptions = new RequestLocalizationOptions();
ICultureManager cultureManager = serviceProvider.GetService <ICultureManager>();
Culture frontendDefaultCulture = cultureManager.GetFrontendDefaultCultureAsync().Result;
if (frontendDefaultCulture == null)
{
requestLocalizationOptions.DefaultRequestCulture = new RequestCulture(DefaultCulture.Id);
}
else
{
requestLocalizationOptions.DefaultRequestCulture = new RequestCulture(frontendDefaultCulture.Id);
}
if (cultureManager.GetNotNeutralCulturesAsync().Result.Count() == 0)
{
requestLocalizationOptions.SupportedCultures = requestLocalizationOptions.SupportedUICultures =
new CultureInfo[] { new CultureInfo(DefaultCulture.Id) }.ToList();
}
else
{
requestLocalizationOptions.SupportedCultures = requestLocalizationOptions.SupportedUICultures =
cultureManager.GetNotNeutralCulturesAsync().Result.Select(c => new CultureInfo(c.Id)).ToList();
}
if (serviceProvider.GetService <IConfigurationManager>()["Globalization", "SpecifyCultureInUrl"] == "yes")
{
requestLocalizationOptions.RequestCultureProviders.Insert(0, new RouteValueRequestCultureProvider());
}
applicationBuilder.UseWhen(
context => !context.Request.Path.StartsWithSegments(new PathString("/backend")),
frontendApplicationBuilder =>
{
frontendApplicationBuilder.UseRequestLocalization(requestLocalizationOptions);
}
);
}