laravel中JWT 安装 以及 完整使用详解

composer require tymon/jwt-auth 1.*@rc

# 这条命令会在 config 下增加一个 jwt.php 的配置文件
php artisan vendor:publish --provider="TymonJWTAuthProvidersLaravelServiceProvider"

php artisan jwt:secret

<?php

namespace App;

use TymonJWTAuthContractsJWTSubject;
use IlluminateNotificationsNotifiable;
use IlluminateFoundationAuthUser as Authenticatable;

class User extends Authenticatable implements JWTSubject    # 这里别忘了加
{
    use Notifiable;

    // Rest omitted for brevity

    /**
     * Get the identifier that will be stored in the subject claim of the JWT.
     *
     * @return mixed
     */
    public function getJWTIdentifier()
    {
        return $this->getKey();
    }

    /**
     * Return a key value array, containing any custom claims to be added to the JWT.
     *
     * @return array
     */
    public function getJWTCustomClaims()
    {
        return [];
    }
}

'aliases' => [
        ...
        // 添加以下两行
        'JWTAuth' => 'TymonJWTAuthFacadesJWTAuth',
        'JWTFactory' => 'TymonJWTAuthFacadesJWTFactory',
],

// 如果你不用 Facade，你可以这么写
auth('api')->refresh();
// 用 JWTAuth Facade
JWTAuth::parseToken()->refresh();

'guards' => [
    'web' => [
        'driver' => 'session',
        'provider' => 'users',
    ],

    'api' => [
        'driver' => 'jwt',      // 原来是 token 改成jwt
        'provider' => 'users',
    ],
],

Route::group([

    'prefix' => 'auth'

], function ($router) {

    Route::post('login', 'AuthController@login');
    Route::post('logout', 'AuthController@logout');
    Route::post('refresh', 'AuthController@refresh');
    Route::post('me', 'AuthController@me');

});

php artisan make:controller AuthController

<?php

namespace AppHttpControllers;

use IlluminateSupportFacadesAuth;
use AppHttpControllersController;

class AuthController extends Controller
{
    /**
     * Create a new AuthController instance.
     * 要求附带email和password（数据来源users表）
     * 
     * @return void
     */
    public function __construct()
    {
        // 这里额外注意了：官方文档样例中只除外了『login』
        // 这样的结果是，token 只能在有效期以内进行刷新，过期无法刷新
        // 如果把 refresh 也放进去，token 即使过期但仍在刷新期以内也可刷新
        // 不过刷新一次作废
        $this->middleware('auth:api', ['except' => ['login']]);
        // 另外关于上面的中间件，官方文档写的是『auth:api』
        // 但是我推荐用 『jwt.auth』，效果是一样的，但是有更加丰富的报错信息返回
    }

    /**
     * Get a JWT via given credentials.
     *
     * @return IlluminateHttpJsonResponse
     */
    public function login()
    {
        $credentials = request(['email', 'password']);

        if (! $token = auth('api')->attempt($credentials)) {
            return response()->json(['error' => 'Unauthorized'], 401);
        }

        return $this->respondWithToken($token);
    }

    /**
     * Get the authenticated User.
     *
     * @return IlluminateHttpJsonResponse
     */
    public function me()
    {
        return response()->json(auth('api')->user());
    }

    /**
     * Log the user out (Invalidate the token).
     *
     * @return IlluminateHttpJsonResponse
     */
    public function logout()
    {
        auth('api')->logout();

        return response()->json(['message' => 'Successfully logged out']);
    }

    /**
     * Refresh a token.
     * 刷新token，如果开启黑名单，以前的token便会失效。
     * 值得注意的是用上面的getToken再获取一次Token并不算做刷新，两次获得的Token是并行的，即两个都可用。
     * @return IlluminateHttpJsonResponse
     */
    public function refresh()
    {
        return $this->respondWithToken(auth('api')->refresh());
    }

    /**
     * Get the token array structure.
     *
     * @param  string $token
     *
     * @return IlluminateHttpJsonResponse
     */
    protected function respondWithToken($token)
    {
        return response()->json([
            'access_token' => $token,
            'token_type' => 'bearer',
            'expires_in' => auth('api')->factory()->getTTL() * 60
        ]);
    }
}