Đa ngôn ngữ trong ASP.NET Core MVC 5

Chủ Nhật, 16/08/2020

Tram Ho

Standard

.NET Core SDK 5.0
Bản xem trước cộng đồng Visual Studio 2019

Khởi tạo dự án

Tệp index.cshtml

@inject Microsoft.AspNetCore.Mvc.Localization.IViewLocalizer localizer

@{
    ViewData["Title"] = "Home Page";
}

&lt;div class="text-center"&gt;
    &lt;h1 class="display-4"&gt;@localizer["HelloWorld"]&lt;/h1&gt;
    &lt;p&gt;Learn about &lt;a href="https://docs.microsoft.com/aspnet/core"&gt;building Web apps with ASP.NET Core&lt;/a&gt;.&lt;/p&gt;
&lt;/div&gt;

@inject Microsoft.AspNetCore.Mvc.Localization.IViewLocalizer localizer

ViewData["Title"] = "Home Page";

}

<h1 class="display-4">@localizer["HelloWorld"]</h1>

Learn about <a href="https://docs.microsoft.com/aspnet/core">building Web apps with ASP.NET Core</a>.

</div>

Tệp Startup.cs

<span class="token keyword">using</span> <span class="token namespace">Microsoft <span class="token punctuation">.</span> AspNetCore <span class="token punctuation">.</span> Builder</span> <span class="token punctuation">;</span>
<span class="token keyword">using</span> <span class="token namespace">Microsoft <span class="token punctuation">.</span> AspNetCore <span class="token punctuation">.</span> Hosting</span> <span class="token punctuation">;</span>
<span class="token keyword">using</span> <span class="token namespace">Microsoft <span class="token punctuation">.</span> AspNetCore <span class="token punctuation">.</span> Mvc <span class="token punctuation">.</span> Razor</span> <span class="token punctuation">;</span>
<span class="token keyword">using</span> <span class="token namespace">Microsoft <span class="token punctuation">.</span> Extensions <span class="token punctuation">.</span> Configuration</span> <span class="token punctuation">;</span>
<span class="token keyword">using</span> <span class="token namespace">Microsoft <span class="token punctuation">.</span> Extensions <span class="token punctuation">.</span> DependencyInjection</span> <span class="token punctuation">;</span>
<span class="token keyword">using</span> <span class="token namespace">Microsoft <span class="token punctuation">.</span> Extensions <span class="token punctuation">.</span> Hosting</span> <span class="token punctuation">;</span>

<span class="token keyword">namespace</span> <span class="token namespace">Localization</span>
<span class="token punctuation">{</span>

    <span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">Startup</span>
    <span class="token punctuation">{</span>
        <span class="token keyword">public</span> <span class="token function">Startup</span> <span class="token punctuation">(</span> <span class="token class-name">IConfiguration</span> configuration <span class="token punctuation">)</span>
        <span class="token punctuation">{</span>
            Configuration <span class="token operator">=</span> configuration <span class="token punctuation">;</span>
        <span class="token punctuation">}</span>

        <span class="token keyword">public</span> <span class="token return-type class-name">IConfiguration</span> Configuration <span class="token punctuation">{</span> <span class="token keyword">get</span> <span class="token punctuation">;</span> <span class="token punctuation">}</span>

        <span class="token keyword">public</span> <span class="token return-type class-name"><span class="token keyword">void</span></span> <span class="token function">ConfigureServices</span> <span class="token punctuation">(</span> <span class="token class-name">IServiceCollection</span> services <span class="token punctuation">)</span>
        <span class="token punctuation">{</span>
            services <span class="token punctuation">.</span> <span class="token function">AddLocalization</span> <span class="token punctuation">(</span> opt <span class="token operator">=&gt;</span> <span class="token punctuation">{</span> opt <span class="token punctuation">.</span> ResourcesPath <span class="token operator">=</span> <span class="token string">"Resources"</span> <span class="token punctuation">;</span> <span class="token punctuation">}</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            services <span class="token punctuation">.</span> <span class="token function">AddMvc</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">.</span> <span class="token function">AddViewLocalization</span> <span class="token punctuation">(</span> LanguageViewLocationExpanderFormat <span class="token punctuation">.</span> Suffix <span class="token punctuation">)</span> <span class="token punctuation">.</span> <span class="token function">AddDataAnnotationsLocalization</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            services <span class="token punctuation">.</span> <span class="token function">AddControllersWithViews</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
        <span class="token punctuation">}</span>

        <span class="token keyword">public</span> <span class="token return-type class-name"><span class="token keyword">void</span></span> <span class="token function">Configure</span> <span class="token punctuation">(</span> <span class="token class-name">IApplicationBuilder</span> app <span class="token punctuation">,</span> <span class="token class-name">IWebHostEnvironment</span> env <span class="token punctuation">)</span>
        <span class="token punctuation">{</span>
            <span class="token keyword">if</span> <span class="token punctuation">(</span> env <span class="token punctuation">.</span> <span class="token function">IsDevelopment</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span>
            <span class="token punctuation">{</span>
                app <span class="token punctuation">.</span> <span class="token function">UseDeveloperExceptionPage</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>  
            <span class="token punctuation">}</span>
            <span class="token keyword">else</span>
            <span class="token punctuation">{</span>
                app <span class="token punctuation">.</span> <span class="token function">UseExceptionHandler</span> <span class="token punctuation">(</span> <span class="token string">"/Home/Error"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
                app <span class="token punctuation">.</span> <span class="token function">UseHsts</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            <span class="token punctuation">}</span>
            app <span class="token punctuation">.</span> <span class="token function">UseHttpsRedirection</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            app <span class="token punctuation">.</span> <span class="token function">UseStaticFiles</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            app <span class="token punctuation">.</span> <span class="token function">UseRouting</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            app <span class="token punctuation">.</span> <span class="token function">UseAuthorization</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            <span class="token class-name"><span class="token keyword">var</span></span> supportedCultures <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token punctuation">[</span> <span class="token punctuation">]</span> <span class="token punctuation">{</span> <span class="token string">"en"</span> <span class="token punctuation">,</span> <span class="token string">"vi"</span> <span class="token punctuation">}</span> <span class="token punctuation">;</span>
            <span class="token class-name"><span class="token keyword">var</span></span> localizationOptions <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token constructor-invocation class-name">RequestLocalizationOptions</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">.</span> <span class="token function">SetDefaultCulture</span> <span class="token punctuation">(</span> supportedCultures <span class="token punctuation">[</span> <span class="token number">0</span> <span class="token punctuation">]</span> <span class="token punctuation">)</span>
                <span class="token punctuation">.</span> <span class="token function">AddSupportedCultures</span> <span class="token punctuation">(</span> supportedCultures <span class="token punctuation">)</span>
                <span class="token punctuation">.</span> <span class="token function">AddSupportedUICultures</span> <span class="token punctuation">(</span> supportedCultures <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            app <span class="token punctuation">.</span> <span class="token function">UseRequestLocalization</span> <span class="token punctuation">(</span> localizationOptions <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            app <span class="token punctuation">.</span> <span class="token function">UseEndpoints</span> <span class="token punctuation">(</span> endpoints <span class="token operator">=&gt;</span>
            <span class="token punctuation">{</span>
                endpoints <span class="token punctuation">.</span> <span class="token function">MapControllerRoute</span> <span class="token punctuation">(</span>
                    <span class="token named-parameter punctuation">name</span> <span class="token punctuation">:</span> <span class="token string">"default"</span> <span class="token punctuation">,</span>
                    <span class="token named-parameter punctuation">pattern</span> <span class="token punctuation">:</span> <span class="token string">"{controller=Home}/{action=Index}/{id?}"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
            <span class="token punctuation">}</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
        <span class="token punctuation">}</span>
    <span class="token punctuation">}</span>

<span class="token punctuation">}</span>

using Microsoft . AspNetCore . Builder ;

using Microsoft . AspNetCore . Hosting ;

using Microsoft . AspNetCore . Mvc . Razor ;

using Microsoft . Extensions . Configuration ;

using Microsoft . Extensions . DependencyInjection ;

using Microsoft . Extensions . Hosting ;

namespace Localization

{

public class Startup

{

public Startup ( IConfiguration configuration )

{

Configuration = configuration ;

}

public IConfiguration Configuration { get ; }

public void ConfigureServices ( IServiceCollection services )

{

services . AddLocalization ( opt => { opt . ResourcesPath = "Resources" ; } ) ;

services . AddMvc ( ) . AddViewLocalization ( LanguageViewLocationExpanderFormat . Suffix ) . AddDataAnnotationsLocalization ( ) ;

services . AddControllersWithViews ( ) ;

}

public void Configure ( IApplicationBuilder app , IWebHostEnvironment env )

{

if ( env . IsDevelopment ( ) )

{

app . UseDeveloperExceptionPage ( ) ;

}

else

{

app . UseExceptionHandler ( "/Home/Error" ) ;

app . UseHsts ( ) ;

}

app . UseHttpsRedirection ( ) ;

app . UseStaticFiles ( ) ;

app . UseRouting ( ) ;

app . UseAuthorization ( ) ;

var supportedCultures = new [ ] { "en" , "vi" } ;

var localizationOptions = new RequestLocalizationOptions ( ) . SetDefaultCulture ( supportedCultures [ 0 ] )

. AddSupportedCultures ( supportedCultures )

. AddSupportedUICultures ( supportedCultures ) ;

app . UseRequestLocalization ( localizationOptions ) ;

app . UseEndpoints ( endpoints =>

{

endpoints . MapControllerRoute (

name : "default" ,

pattern : "{controller=Home}/{action=Index}/{id?}" ) ;

} ) ;

}

Mã nguồn: https://github.com/donhuvy/aspnetcore5_localization

Chia sẻ bài viết ngay

Nguồn bài viết : Viblo

Đa ngôn ngữ trong ASP.NET Core MVC 5

Hé lộ điều quyết định khiến tỷ phú đầu tư Mark Cuban “đắm chìm” vào tiền điện tử

Trước đây 'lãi chưa từng thấy', nhà đầu tư Bitcoin đang ngậm đắng nuốt ngay chịu lỗ 750 triệu đô/ngày

Hướng dẫn sử dụng ngôn ngữ R cho người mới bắt đầu

10 plugin cần thiết của SublimeText dành cho các lập trình viên JavaScript