/// <summary>
/// Invokes the logic of the middleware.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/>.</param>
/// <returns>A <see cref="Task"/> that completes when the middleware has completed processing.</returns>
public async Task Invoke([NotNull] HttpContext context)
{
var requestCulture = _options.DefaultRequestCulture ??
new RequestCulture(CultureInfo.CurrentCulture, CultureInfo.CurrentUICulture);
IRequestCultureProvider winningProvider = null;
if (_options.RequestCultureProviders != null)
{
foreach (var provider in _options.RequestCultureProviders)
{
var result = await provider.DetermineRequestCulture(context);
if (result != null)
{
requestCulture = result;
winningProvider = provider;
break;
}
}
}
context.Features.Set <IRequestCultureFeature>(new RequestCultureFeature(requestCulture, winningProvider));
SetCurrentThreadCulture(requestCulture);
await _next(context);
}
public static void Configure(IApplicationBuilder app, IWebHostEnvironment env)
{
var localizationService = app.ApplicationServices.GetRequiredService <ILeaveManagementCustomLocalizerFactory>();
var options1 = app.ApplicationServices.GetService <IOptions <MvcDataAnnotationsLocalizationOptions> >();
HtmlHelpersExtensions.RegisterLocalizer(localizationService);
options1.Value.DataAnnotationLocalizerProvider = (type, function) => {
return(localizationService.Create(type));
};
IRequestCultureProvider[] cultureProviders = new IRequestCultureProvider[] {
new RouteDataRequestCultureProvider(),
new QueryStringRequestCultureProvider(),
new CookieRequestCultureProvider(),
new AcceptLanguageHeaderRequestCultureProvider()
};
app.UseRequestLocalization(new RequestLocalizationOptions {
DefaultRequestCulture = new RequestCulture(DefaultCulture),
RequestCultureProviders = cultureProviders.ToList(),
// Formatting numbers, dates, etc.
SupportedCultures = SupportedCultures,
// UI strings that we have localized.
SupportedUICultures = SupportedCultures
});
}
/// <summary>
/// Creates a new <see cref="RequestCultureFeature"/> with the specified <see cref="Localization.RequestCulture"/>.
/// </summary>
/// <param name="requestCulture">The <see cref="Localization.RequestCulture"/>.</param>
/// <param name="provider">The <see cref="IRequestCultureProvider"/>.</param>
public RequestCultureFeature(RequestCulture requestCulture, IRequestCultureProvider provider)
{
if (requestCulture == null)
{
throw new ArgumentNullException(nameof(requestCulture));
}
RequestCulture = requestCulture;
Provider = provider;
}
/// <summary>
/// Creates a new <see cref="RequestCultureFeature"/> with the specified <see cref="Localization.RequestCulture"/>.
/// </summary>
/// <param name="requestCulture">The <see cref="Localization.RequestCulture"/>.</param>
/// <param name="provider">The <see cref="IRequestCultureProvider"/>.</param>
public RequestCultureFeature(RequestCulture requestCulture, IRequestCultureProvider provider)
{
if (requestCulture == null)
{
throw new ArgumentNullException(nameof(requestCulture));
}
RequestCulture = requestCulture;
Provider = provider;
}
// This method gets called by the runtime. Use this method to add services to the container.
// For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
public void ConfigureServices(IServiceCollection services)
{
services.AddRazorPages();
services.AddServerSideBlazor();
services.AddControllers();
services.AddSingleton <WeatherForecastService>();
Language[] languages =
{
new Language
{
LangId = "en-US",
Title = "English"
},
new Language
{
LangId = "it-IT",
Title = "Italiano"
}
};
CultureInfo[] supportedCultures = new CultureInfo[languages.Length];
for (int i = 0; i < languages.Length; i++)
{
supportedCultures[i] = new CultureInfo(languages[i].LangId);
}
RequestCulture requestCulture = new RequestCulture("en-US");
IRequestCultureProvider[] requestCultureProvider = new IRequestCultureProvider[]
{
new CookieRequestCultureProvider()
};
services.Configure <RequestLocalizationOptions>(options =>
{
options.RequestCultureProviders = requestCultureProvider;
options.DefaultRequestCulture = requestCulture;
options.SupportedCultures = supportedCultures;
options.SupportedUICultures = supportedCultures;
});
}
public LocalizationStringCollection(IRequestCultureProvider cultureProvider)
{
CultureProvider = cultureProvider;
}
/// <summary>
/// Invokes the logic of the middleware.
/// </summary>
/// <param name="context">The <see cref="IOwinContext"/>.</param>
/// <returns>A <see cref="Task"/> that completes when the middleware has completed processing.</returns>
public override async Task Invoke(IOwinContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var requestCulture = _options.DefaultRequestCulture;
IRequestCultureProvider winningProvider = null;
if (_options.RequestCultureProviders != null)
{
foreach (var provider in _options.RequestCultureProviders)
{
var providerResultCulture = await provider.DetermineProviderCultureResult(context);
if (providerResultCulture == null)
{
continue;
}
var cultures = providerResultCulture.Cultures;
var uiCultures = providerResultCulture.UICultures;
CultureInfo cultureInfo = null;
CultureInfo uiCultureInfo = null;
if (_options.SupportedCultures != null)
{
cultureInfo = GetCultureInfo(
cultures,
_options.SupportedCultures,
_options.FallBackToParentCultures);
if (cultureInfo == null)
{
System.Diagnostics.Trace.WriteLine($"{provider.GetType().Name} returned the following unsupported cultures '{string.Join(", ", cultures)}'");
}
}
if (_options.SupportedUICultures != null)
{
uiCultureInfo = GetCultureInfo(
uiCultures,
_options.SupportedUICultures,
_options.FallBackToParentUICultures);
if (uiCultureInfo == null)
{
System.Diagnostics.Trace.WriteLine($"{provider.GetType().Name} returned the following unsupported UI cultures '{string.Join(", ", uiCultures)}'");
}
}
if (cultureInfo == null && uiCultureInfo == null)
{
continue;
}
if (cultureInfo == null && uiCultureInfo != null)
{
cultureInfo = _options.DefaultRequestCulture.Culture;
}
else if (cultureInfo != null && uiCultureInfo == null)
{
uiCultureInfo = _options.DefaultRequestCulture.UICulture;
}
var result = new RequestCulture(cultureInfo, uiCultureInfo);
if (result != null)
{
requestCulture = result;
winningProvider = provider;
break;
}
}
}
// set the request culture feature on the owin context
// this can be used to restore the culture if the synchronization context changes such as an AspNet event (ie MVC pipeline)
context.Set <IRequestCultureFeature>(RequestCultureFeature.RequestCultureFeatureKey, new RequestCultureFeature(requestCulture, winningProvider));
// set the current thread culture
SetCurrentThreadCulture(requestCulture);
if (_options.ApplyCurrentCultureToResponseHeaders)
{
context.Response.Headers.Add("Content-Language", new[] { requestCulture.UICulture.Name });
}
await this.Next.Invoke(context);
}
protected internal virtual string GetRequestCultureProviderHint(string label, IRequestCultureProvider requestCultureProvider)
{
switch (requestCultureProvider)
{
case null:
return("default-settings");
case AcceptLanguageHeaderRequestCultureProvider _:
return("header");
case CookieRequestCultureProvider _:
return("cookie");
case QueryStringRequestCultureProvider _:
return(this.HttpContext.Request.Query.Keys.Contains(label, StringComparer.OrdinalIgnoreCase) ? "query-string" : "query-string/default-settings");
case RouteDataRequestCultureProvider _:
return("url");
default:
return(null);
}
}
protected virtual async Task <ProviderCultureResult> GetResultOrNull([NotNull] HttpContext httpContext, [CanBeNull] IRequestCultureProvider provider)
{
if (provider == null)
{
return(null);
}
return(await provider.DetermineProviderCultureResult(httpContext));
}
public EFCollection(ILocalizationDbContext <TKey> DbContext, IRequestCultureProvider cultureProvider) : base(cultureProvider)
{
_DbContext = DbContext;
Refresh();
}
public EFLocalizationManager(ILocalizationStringCollection collection, IRequestCultureProvider provider)
{
_localizationStringCollection = collection as EFCollection <TKey>;
_cultureProvider = provider;
}
/// <summary>
/// Invokes the logic of the middleware.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/>.</param>
/// <returns>A <see cref="Task"/> that completes when the middleware has completed processing.</returns>
public async Task InvokeAsync(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var requestCulture = _options.DefaultRequestCulture;
IRequestCultureProvider winningProvider = null;
var supportedCultures = await context.RequestServices.GetService <ISupportedCulturesResolver>().GetSupportedCulturesAsync(context);
if (_options.RequestCultureProviders != null)
{
foreach (var provider in _options.RequestCultureProviders)
{
var providerResultCulture = await provider.DetermineProviderCultureResult(context);
if (providerResultCulture == null)
{
continue;
}
var cultures = providerResultCulture.Cultures;
var uiCultures = providerResultCulture.UICultures;
CultureInfo cultureInfo = null;
CultureInfo uiCultureInfo = null;
if (supportedCultures != null)
{
cultureInfo = GetCultureInfo(
cultures,
supportedCultures,
_options.FallBackToParentCultures);
if (cultureInfo == null)
{
EnsureLogger(context);
_logger?.LogDebug("Unsupported Cultures: {Provider} => {Cultures}", provider.GetType().Name, cultures);
}
}
if (supportedCultures != null)
{
uiCultureInfo = GetCultureInfo(
uiCultures,
supportedCultures,
_options.FallBackToParentUICultures);
if (uiCultureInfo == null)
{
EnsureLogger(context);
_logger?.LogDebug("Unsupported UI Cultures: {Provider} => {Cultures}", provider.GetType().Name, uiCultures);
}
}
if (cultureInfo == null && uiCultureInfo == null)
{
continue;
}
if (cultureInfo == null)
{
cultureInfo = _options.DefaultRequestCulture.Culture;
}
if (cultureInfo != null && uiCultureInfo == null)
{
uiCultureInfo = _options.DefaultRequestCulture.UICulture;
}
var result = new RequestCulture(cultureInfo, uiCultureInfo);
requestCulture = result;
winningProvider = provider;
break;
}
}
context.Features.Set <IRequestCultureFeature>(new RequestCultureFeature(requestCulture, winningProvider));
SetCurrentThreadCulture(requestCulture);
await _next(context);
}
/// <summary>
/// Creates a new <see cref="RequestCultureFeature"/> with the specified <see cref="Localization.RequestCulture"/>.
/// </summary>
/// <param name="requestCulture">The <see cref="Localization.RequestCulture"/>.</param>
/// <param name="provider">The <see cref="IRequestCultureProvider"/>.</param>
public RequestCultureFeature([NotNull] RequestCulture requestCulture, IRequestCultureProvider provider)
{
RequestCulture = requestCulture;
Provider = provider;
}
public DefaultLocalizationStringCollection(IList<CultureInfo> collection, IRequestCultureProvider cultureProvider) : base(cultureProvider)
{
_collection = collection;
}
public LocalizationStringCollection(IRequestCultureProvider cultureProvider)
{
CultureProvider = cultureProvider;
}
/// <summary>
/// Invokes the logic of the middleware.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/>.</param>
/// <returns>A <see cref="Task"/> that completes when the middleware has completed processing.</returns>
public async Task Invoke(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var requestCulture = _options.DefaultRequestCulture;
IRequestCultureProvider winningProvider = null;
if (_options.RequestCultureProviders != null)
{
foreach (var provider in _options.RequestCultureProviders)
{
var providerResultCulture = await provider.DetermineProviderCultureResult(context);
if (providerResultCulture == null)
{
continue;
}
var cultures = providerResultCulture.Cultures;
var uiCultures = providerResultCulture.UICultures;
CultureInfo cultureInfo = null;
CultureInfo uiCultureInfo = null;
if (_options.SupportedCultures != null)
{
cultureInfo = GetCultureInfo(
cultures,
_options.SupportedCultures,
_options.FallBackToParentCultures);
if (cultureInfo == null)
{
_logger.UnsupportedCultures(provider.GetType().Name, cultures);
}
}
if (_options.SupportedUICultures != null)
{
uiCultureInfo = GetCultureInfo(
uiCultures,
_options.SupportedUICultures,
_options.FallBackToParentUICultures);
if (uiCultureInfo == null)
{
_logger.UnsupportedUICultures(provider.GetType().Name, uiCultures);
}
}
if (cultureInfo == null && uiCultureInfo == null)
{
continue;
}
if (cultureInfo == null && uiCultureInfo != null)
{
cultureInfo = _options.DefaultRequestCulture.Culture;
}
if (cultureInfo != null && uiCultureInfo == null)
{
uiCultureInfo = _options.DefaultRequestCulture.UICulture;
}
var result = new RequestCulture(cultureInfo, uiCultureInfo);
if (result != null)
{
requestCulture = result;
winningProvider = provider;
break;
}
}
}
context.Features.Set <IRequestCultureFeature>(new RequestCultureFeature(requestCulture, winningProvider));
SetCurrentThreadCulture(requestCulture);
if (_options.ApplyCurrentCultureToResponseHeaders)
{
context.Response.Headers.Add(HeaderNames.ContentLanguage, requestCulture.UICulture.Name);
}
await _next(context);
}
public JsonCollection(string resourcesPath, IRequestCultureProvider cultureProvider, IApplicationEnvironment env) : base(cultureProvider)
{
_Collection = new List <CultureInfo>();
_ResourcesPath = env.ApplicationBasePath + resourcesPath;
Refresh();
}
protected internal virtual string GetRequestCultureProviderHint(string label, IRequestCultureProvider requestCultureProvider)
{
return(requestCultureProvider switch
{
null => this.Localizer.GetString("default-settings"),
AcceptLanguageHeaderRequestCultureProvider => this.Localizer.GetString("header"),
CookieRequestCultureProvider => this.Localizer.GetString("cookie"),
QueryStringRequestCultureProvider => this.Localizer.GetString("query-string") + (this.HttpContext.Request.Query.Keys.Contains(label, StringComparer.OrdinalIgnoreCase) ? null : "/" + this.Localizer.GetString("default-settings")),
RouteDataRequestCultureProvider => this.Localizer.GetString("url"),
_ => null,
});
/// <summary>
/// Creates a new <see cref="RequestCultureFeature"/> with the specified <see cref="Localization.RequestCulture"/>.
/// </summary>
/// <param name="requestCulture">The <see cref="Localization.RequestCulture"/>.</param>
/// <param name="provider">The <see cref="IRequestCultureProvider"/>.</param>
public RequestCultureFeature([NotNull] RequestCulture requestCulture, IRequestCultureProvider provider)
{
RequestCulture = requestCulture;
Provider = provider;
}
/// <summary>
/// Invokes the logic of the middleware.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/>.</param>
/// <returns>A <see cref="Task"/> that completes when the middleware has completed processing.</returns>
public async Task Invoke(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var requestCulture = _defaultRequestCulture;
IRequestCultureProvider winningProvider = null;
if (_options.RequestCultureProviders != null)
{
foreach (var provider in _options.RequestCultureProviders)
{
var providerResultCulture = await provider.DetermineProviderCultureResult(context);
if (providerResultCulture != null)
{
var cultures = providerResultCulture.Cultures;
var uiCultures = providerResultCulture.UICultures;
CultureInfo cultureInfo = null;
CultureInfo uiCultureInfo = null;
if (_options.SupportedCultures != null)
{
cultureInfo = GetCultureInfo(cultures, _options.SupportedCultures);
}
if (_options.SupportedUICultures != null)
{
uiCultureInfo = GetCultureInfo(uiCultures, _options.SupportedUICultures);
}
if (cultureInfo == null && uiCultureInfo == null)
{
continue;
}
if (cultureInfo == null && uiCultureInfo != null)
{
cultureInfo = _defaultRequestCulture.Culture;
}
if (cultureInfo != null && uiCultureInfo == null)
{
uiCultureInfo = _defaultRequestCulture.UICulture;
}
var result = new RequestCulture(cultureInfo, uiCultureInfo);
if (result != null)
{
requestCulture = result;
winningProvider = provider;
break;
}
}
}
}
context.Features.Set <IRequestCultureFeature>(new RequestCultureFeature(requestCulture, winningProvider));
SetCurrentThreadCulture(requestCulture);
await _next(context);
}
public DefaultLocalizationStringCollection(IList<CultureInfo> collection, IRequestCultureProvider cultureProvider)
: base(cultureProvider)
{
_collection = collection;
}