diff --git a/app/Http/Controllers/Api/AuthorizationsController.php b/app/Http/Controllers/Api/AuthorizationsController.php
index 537b356..16e8603 100644
--- a/app/Http/Controllers/Api/AuthorizationsController.php
+++ b/app/Http/Controllers/Api/AuthorizationsController.php
@@ -66,7 +66,7 @@ class AuthorizationsController extends Controller
         filter_var($username, FILTER_VALIDATE_EMAIL) ? $credentials['email'] = $username : $credentials['phone'] = $username;
         $credentials['password'] = $request->get('password');
         if (!$token = \Auth::guard('api')->attempt($credentials)) {
-            return $this->response->errorUnauthorized('用户名或密码错误');
+            return $this->response->errorUnauthorized(trans('auth.failed'));
         }
         return $this->respondWithToken($token)->setStatusCode(201);
     }
diff --git a/app/Http/Controllers/Api/Controller.php b/app/Http/Controllers/Api/Controller.php
index 46c3d6b..10e9540 100644
--- a/app/Http/Controllers/Api/Controller.php
+++ b/app/Http/Controllers/Api/Controller.php
@@ -4,8 +4,15 @@ namespace App\Http\Controllers\Api;
 
 use App\Http\Controllers\Controller as BaseController;
 use Dingo\Api\Routing\Helpers;
+use Symfony\Component\HttpKernel\Exception\HttpException;
 
 class Controller extends BaseController
 {
     use Helpers;
+
+
+    public function errorResponse($statusCode, $message = '', $code = 0)
+    {
+        throw new HttpException($statusCode, $message, null, [], $code);
+    }
 }
diff --git a/app/Http/Controllers/Api/LinksController.php b/app/Http/Controllers/Api/LinksController.php
new file mode 100644
index 0000000..7cd9c83
--- /dev/null
+++ b/app/Http/Controllers/Api/LinksController.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Models\Link;
+use App\Transformers\LinkTransformer;
+
+class LinksController extends Controller
+{
+    public function index(Link $link)
+    {
+        $links = $link->getAllCached();
+        return $this->response->collection($links, new LinkTransformer());
+    }
+}
diff --git a/app/Http/Controllers/Api/UsersController.php b/app/Http/Controllers/Api/UsersController.php
index 17afac7..ff1388c 100644
--- a/app/Http/Controllers/Api/UsersController.php
+++ b/app/Http/Controllers/Api/UsersController.php
@@ -44,6 +44,12 @@ class UsersController extends Controller
         return $this->response->item($user, new UserTransformer());
     }
 
+    public function activedIndex(User $user)
+    {
+        $activedUsers = $user->getActiveUsers();
+        return $this->response->collection($activedUsers, new UserTransformer());
+    }
+
     public function me()
     {
         return $this->response->item($this->user(), new UserTransformer());
diff --git a/app/Http/Kernel.php b/app/Http/Kernel.php
index 6d4e6ad..2dc8e17 100644
--- a/app/Http/Kernel.php
+++ b/app/Http/Kernel.php
@@ -2,6 +2,7 @@
 
 namespace App\Http;
 
+use App\Http\Middleware\ChangeLocale;
 use App\Http\Middleware\RecordLastActivedTime;
 use Illuminate\Foundation\Http\Kernel as HttpKernel;
 
@@ -79,5 +80,7 @@ class Kernel extends HttpKernel
         'guest' => \App\Http\Middleware\RedirectIfAuthenticated::class,
         // 访问节流，类似于 『1 分钟只能请求 10 次』的需求，一般在 API 中使用
         'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
+        //语言设置
+        'change-locale' => ChangeLocale::class,
     ];
 }
diff --git a/app/Http/Middleware/ChangeLocale.php b/app/Http/Middleware/ChangeLocale.php
new file mode 100644
index 0000000..b741212
--- /dev/null
+++ b/app/Http/Middleware/ChangeLocale.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+
+class ChangeLocale
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @param  \Closure $next
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+        $language = $request->header('accept-language');
+        if ($language) {
+            preg_match('/^([A-Za-z-]+),?/', $language, $matches);
+            \App::setLocale($matches ? $matches[1] : 'zh-CN');
+        }
+        return $next($request);
+    }
+}
diff --git a/app/Http/Requests/Api/TopicRequest.php b/app/Http/Requests/Api/TopicRequest.php
index e01b45d..8bdf469 100644
--- a/app/Http/Requests/Api/TopicRequest.php
+++ b/app/Http/Requests/Api/TopicRequest.php
@@ -16,7 +16,7 @@ class TopicRequest extends FormRequest
     public function rules()
     {
         switch ($this->method()) {
-            case 'POSt':
+            case 'POST':
                 return [
                     'title' => 'required|string',
                     'body' => 'required|string',
diff --git a/app/Transformers/LinkTransformer.php b/app/Transformers/LinkTransformer.php
new file mode 100644
index 0000000..181b1db
--- /dev/null
+++ b/app/Transformers/LinkTransformer.php
@@ -0,0 +1,25 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: xing
+ * Date: 2018/6/16
+ * Time: 8:25
+ */
+
+namespace App\Transformers;
+
+
+use App\Models\Link;
+use League\Fractal\TransformerAbstract;
+
+class LinkTransformer extends TransformerAbstract
+{
+    public function transform(Link $link)
+    {
+        return [
+            'id' => $link->id,
+            'title' => $link->title,
+            'link' => $link->link
+        ];
+    }
+}
\ No newline at end of file
diff --git a/routes/api.php b/routes/api.php
index 53ceb6d..5439151 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -15,7 +15,7 @@ $api = app('Dingo\Api\Routing\Router');
 
 $api->version('v1', [
     'namespace' => 'App\Http\Controllers\Api',
-    'middleware' => ['serializer:array', 'bindings'],//注意里的bindings中间件，使用这个才能使用隐式路由绑定
+    'middleware' => ['serializer:array', 'bindings', 'change-locale'],//注意里的bindings中间件，使用这个才能使用隐式路由绑定
 ], function ($api) {
     $api->group([
         'middleware' => 'api.throttle',
@@ -57,6 +57,12 @@ $api->version('v1', [
         $api->get('users/{user}/topics', 'TopicsController@userIndex')->name('api.users.topics.index');
         //话题详情
         $api->get('topics/{topic}', 'TopicsController@show')->name('api.topics.show');
+        // 资源推荐
+        $api->get('links', 'LinksController@index')
+            ->name('api.links.index');
+        // 活跃用户
+        $api->get('actived/users', 'UsersController@activedIndex')
+            ->name('api.actived.users.index');
     });
 
     // 需要 token 验证的接口