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<!DOCTYPE html>
<html lang="en">
<head>
<title>Laradebut #7 - Laravel Auth</title>
<meta charset="utf-8">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="node_modules/shower-ribbon/styles/screen-16x10.css">
</head>
<body class="shower list">
<header class="caption">
<h1>Laradebut #7 - Laravel Auth</h1>
<p>Cara Wang <[email protected]></p>
</header>
<section class="slide" id="cover">
<h2>Laradebut #7</h2>
<h3>會員系統 Authentication</h3>
<div class="author">
<p>@author Cara Wang <[email protected]></p>
<p>@since 2017/03/28</p>
</div>
<img src="pictures/cover.jpg" class="cover">
<style>
#cover h2 {
margin: 14% 0 0;
padding: 10px;
color:#f0fcfe;
text-align:center;
font-size:60px;
border-width: 5px;
border-color: #f0fcfe;
border-top-style: solid;
border-bottom-style: solid;
}
#cover h3 {
margin: 18% 0 0;
color:#f0fcfe;
text-align:center;
font-size:30px;
}
.author {
margin:10px 230px 0;
color:#f0fcfe;
font-style:italic;
font-size:20px;
}
.author p {
line-height: 10px;
text-align:left;
}
.author p a {
color:#f0fcfe;
}
#cover img {
opacity: 0.9;
}
</style>
</section>
<section class="slide">
<img src="pictures/cara.png" class="place left">
<div class="authorDesc">
<h2>PHP Developer</h2>
<ol>
<li>2014/09 ~ now</li>
<li class="next">2015/09 ~ now: Laravel</li>
</ol>
</div>
<style>
.authorDesc {
margin-left: 445px;
}
</style>
</section>
<section class="slide">
<h2>會員系統要素</h2>
<li class="next">註冊</li>
<li class="next">登入 / 登出</li>
<li class="next">記得我</li>
<li class="next">其他: email 驗證 / 忘記密碼 等等...</li>
</section>
<section class="slide">
<h2>兩種架構</h2>
<ol>
<li class="next">
Server Based Authentication
</li>
</ol>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_1.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_2.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_3.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRequest_1.jpg">
<figcaption class="black">
Server Based Authentication - 其他 Request 需要驗證登入狀況時
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRequest_2.jpg">
<figcaption class="black">
Server Based Authentication - 其他 Request 需要驗證登入狀況時
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRequest_3.jpg">
<figcaption class="black">
Server Based Authentication - 其他 Request 需要驗證登入狀況時
</figcaption>
</figure>
</section>
<section class="slide">
<h2>兩種架構</h2>
<ol>
<li>
Server Based Authentication
<ol>
<li class="next">單靠後端操作使用者的登入狀況</li>
<li class="next">使用 Session 記錄使用者登入狀況</li>
<li class="next">適合用在目標客戶只有瀏覽器的產品</li>
</ol>
</li>
</ol>
<ol>
<li class="next">
Token Based Authentication
</li>
</ol>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiLogin_1.jpg">
<figcaption class="black">
Token Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiLogin_2.jpg">
<figcaption class="black">
Token Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiRequest_1.jpg">
<figcaption class="black">
Token Based Authentication - 其他 Request 需要驗證登入狀況時
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiRequest_2.jpg">
<figcaption class="black">
Token Based Authentication - 其他 Request 需要驗證登入狀況時
</figcaption>
</figure>
</section>
<section class="slide">
<h2>兩種架構</h2>
<ol>
<li>
Server Based Authentication
<ol>
<li>單靠後端操作使用者的登入狀況</li>
<li>使用 Session 與 Cookies 記錄使用者登入狀況</li>
<li>適合用在目標客戶只有瀏覽器的產品</li>
</ol>
</li>
</ol>
<ol>
<li>
Token Based Authentication
<ol>
<li class="next">前後端合作操作使用者的登入狀況</li>
<li class="next">需要處理 API Header 溝通使用者登入狀況</li>
<li class="next">適合用在任何產品上，擴充容易</li>
</ol>
</li>
</ol>
</section>
<section class="slide">
<h2>兩種架構 - 實作會員系統要素的差異</h2>
<ol>
<li class="next">
註冊: <span class="next">相同</span>
</li>
</ol>
<ol>
<li class="next">
登入 / 登出
<ol>
<li class="next">Server Based Authentication: <span class="next">後端利用 Session + Cookies 記錄使用者狀態</span></li>
<li class="next">Token Based Authentication: <span class="next">前端取得 Authorization Header 告知後端使用者狀態</span></li>
</ol>
</li>
</ol>
<style>
ol ol {
list-style-type: disc;
}
.slide ol ol>li::before {
content: '';
}
</style>
</section>
<section class="slide">
<h2>兩種架構 - 實作會員系統要素的差異</h2>
<ol>
<li class="next">
記住我
<ol>
<li class="next">Server Based Authentication: <span class="next">後端利用設定 TTL 長的 Cookies 記錄使用者狀態</span></li>
<li class="next">Token Based Authentication: <span class="next">前端定期做 Token Refresh</span></li>
</ol>
</li>
</ol>
<li class="next">其他: email 驗證 / 忘記密碼 等等...: <span class="next">相同</span></li>
<li class="next">程式示範: <mark>登入</mark> 和 <mark>記住我</mark></li>
<style>
ol ol {
list-style-type: disc;
}
.slide ol ol>li::before {
content: '';
}
</style>
</section>
<section class="slide">
<h3>聽起來很複雜...</h3>
<h2 class="next">Laravel 提供完整的 Server Based Authentication</h2>
<code class="next">php artisan make:auth</code><br />
<code class="next">php artisan serve</code>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/makeAuth.png">
<figcaption class="black">
php artisan make:auth 後的 code change
</figcaption>
</figure>
</section>
<section class="slide">
<h3>聽起來很複雜...</h3>
<h2>Laravel 提供完整的 Server Based Authentication</h2>
<code>php artisan make:auth</code><br />
<code>php artisan serve</code><br />
<code class="next">php artisan migrate</code>
</section>
<section class="slide">
<img src="./pictures/error.png" class="cover">
<p style="margin-top: 450px;">如果你使用 Laravel 5.4 + MySQL 5.6 或以下版本</p>
</section>
<section class="slide">
<h2>如果你使用 Laravel 5.4 + MySQL 5.6 或以下版本</h2>
<pre class="next">
<code>namespace App\Providers;</code>
<code>use Illuminate\Support\Facades\Schema;</code>
<code>class AppServiceProvider extends ServiceProvider</code>
<code>{</code>
<code> public function boot()</code>
<code> {</code>
<code> <mark>Schema::defaultStringLength(191);</mark></code>
<code> }</code>
<code>}</code>
</pre>
<p class="next"> Ref: <a href="https://laravel-news.com/laravel-5-4-key-too-long-error">https://laravel-news.com/laravel-5-4-key-too-long-error</a></p>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_1.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_sample_1.png">
<figcaption class="black">
Server Based Authentication - Laravel
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_2.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_sample_2.png">
<figcaption class="black">
Server Based Authentication - Laravel
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_3.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionLogin_sample_3.png">
<figcaption class="black">
Server Based Authentication - Laravel
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRequest_3.jpg">
<figcaption class="black">
Server Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRequest_sample_1.png">
<figcaption class="black">
Server Based Authentication - Laravel
</figcaption>
</figure>
</section>
<section class="slide">
<h2>記得我</h2>
<li class="next">多一個 TTL 很長的 cookies:</li>
<pre><code class="next">1|EWnGacWd8GnEUVdeeki0GLs70tjJCfb9jph2LkAbvkdTq0e8SHhA2L8mUWb0</code></pre>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRemeber_1.png">
<figcaption class="black">
Server Based Authentication - Remember Me
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/sessionRemeber_2.png">
<figcaption class="black">
Server Based Authentication - Remember Me
</figcaption>
</figure>
</section>
<section class="slide">
<h2>Laravel 提供的 Token Based Authentication?</h2>
<p class="next"><a href="https://gistlog.co/JacobBennett/090369fbab0b31130b51">https://gistlog.co/JacobBennett/090369fbab0b31130b51</a></p>
</section>
<section class="slide">
<h2>Laravel 提供的 Token Based Authentication?</h2>
<pre>
<code>namespace App\Http\Controllers\Auth;</code>
<code>use Illuminate\Http\Request;</code>
<code>...</code>
<code>public function apiRegister(Request $request)</code>
<code>{</code>
<code> $data = $request->json()->all();</code>
<code> $this->validator($data)->validate();</code>
<code> </code>
<code> <mark>$data['token'] = str_random(20);</mark></code>
<code> $user = $this->create($data);</code>
<code> </code>
<code> return response()->json(<mark>['token' => $data['token']]</mark>);</code>
<code>}</code>
</pre>
<li class="next">Stateless ?</li>
<style>
.slide pre code {
font-size: 0.5em;
}
</style>
</section>
<section class="slide">
<h2>使用以下 Package:</h2>
<li>
<a href="https://github.com/tymondesigns/jwt-auth">tymondesigns/jwt-auth</a>
</li>
<pre class="next">
<code><mark>// 1. install package</mark></code>
<code>composer require tymon/jwt-auth</code>
<code><mark>// 2. modify config/app.php</mark></code>
<code>'providers' => [</code>
<code> Tymon\JWTAuth\Providers\JWTAuthServiceProvider::class,</code>
<code>],</code>
<code>'aliases' => [</code>
<code> 'JWTAuth' => Tymon\JWTAuth\Facades\JWTAuth::class,</code>
<code>],</code>
<code><mark>// 3. setup config</mark></code>
<code>php artisan vendor:publish --provider="Tymon\JWTAuth\Providers\JWTAuthServiceProvider"</code>
<code>php artisan jwt:generate</code>
</pre>
</section>
<section class="slide">
<h2>撰寫 登入 機制</h2>
<pre class="next">
<code>namespace App\Http\Controllers\Auth;</code>
<code>use JWTAuth;</code>
<code>use Illuminate\Http\Request;</code>
<code> </code>
<code>class LoginController extends Controller</code>
<code>{</code>
<code> public function apiLogin(Request $request)</code>
<code> {</code>
<code> $data = $request->json()->all();</code>
<code> <mark>$token = JWTAuth::attempt($data);</mark></code>
<code> if (!$token) {</code>
<code> return response()->json(['error' => 'Invalid User']);</code>
<code> }</code>
<code> return response()->json(['token' => $token]);</code>
<code> }</code>
<code>}</code>
</pre>
</section>
<section class="slide">
<h2>撰寫 登入 機制</h2>
<pre class="next">
<code>// route/api.php</code>
<code>Route::post('/login', 'Auth\LoginController@apiLogin');</code>
</pre>
<li class="next"><a href="https://jwt.io/">JWT</a></li>
</section>
<section class="slide">
<h2>讓 Error 的 API Response 也是 Json 格式</h2>
<pre class="next">
<code>namespace App\Exceptions;</code>
<code>class Handler extends ExceptionHandler</code>
<code>{</code>
<code> public function render($request, Exception $exception)</code>
<code> {</code>
<code> if ($request->expectsJson()) {</code>
<code> return response()->json(['error' => $exception->getMessage()], 500);</code>
<code> }</code>
<code> </code>
<code> return parent::render($request, $exception);</code>
<code> }</code>
<code>}</code>
</pre>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiLogin_2.jpg">
<figcaption class="black">
Token Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiLogin_sample_1.png">
<figcaption class="black">
Token Based Authentication - Laravel
</figcaption>
</figure>
</section>
<section class="slide">
<h2>測試其他 Request</h2>
<pre class="next">
<code>// route/api.php</code>
<code>use Tymon\JWTAuth\Facades\JWTAuth;</code>
<code>Route::middleware('jwt')->get('/user', function (Request $request) {</code>
<code> return JWTAuth::parseToken()->toUser();</code>
<code>});</code>
</pre>
</section>
<section class="slide">
<h2>撰寫 Middleware</h2>
<code>php artisan make:middleware JWTAuthentication</code>
<pre class="next">
<code>namespace App\Http\Middleware;</code>
<code>use JWTAuth;</code>
<code> </code>
<code>class JWTAuthentication</code>
<code>{</code>
<code> public function handle($request, Closure $next)</code>
<code> {</code>
<code> <mark>JWTAuth::parseToken()->authenticate();</mark></code>
<code> </code>
<code> return $next($request);</code>
<code> }</code>
<code>}</code>
</pre>
</section>
<section class="slide">
<h2>撰寫 Middleware</h2>
<li class="next">記得綁到 Kernal 中</li>
<pre class="next">
<code>namespace App\Http;</code>
<code>class Kernel extends HttpKernel</code>
<code>{</code>
<code> protected $routeMiddleware = [</code>
<code> 'jwt' => \App\Http\Middleware\JWTAuthentication::class</code>
<code> ];</code>
<code>}</code>
</pre>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiRequest_2.jpg">
<figcaption class="black">
Token Based Authentication
</figcaption>
</figure>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiRequest_sample_1.png">
<figcaption class="black">
Token Based Authentication - Laravel
</figcaption>
</figure>
</section>
<section class="slide">
<h2>記得我</h2>
<li class="next">靠前端做 Token Refresh</li>
<pre class="next">
<code>// route/api.php</code>
<code>Route::get('/refresh', 'Auth\LoginController@refreshToken');</code>
</pre>
<pre class="next">
<code>public function refreshToken()</code>
<code>{</code>
<code> <mark>$newToken = JWTAuth::parseToken()->refresh();</mark></code>
<code> return response()->json(['token' => $newToken]);</code>
<code>}</code>
</pre>
</section>
<section class="slide">
<figure>
<img class="cover" src="./pictures/apiRemember_sample_1.png">
<figcaption class="black">
Token Based Authentication - Remember Me
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</figure>
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<h3>聽起來好像很簡單!?</h3>
<h2 class="next">如果都不想自己撰寫驗證程式</h2>
<ol><li class="next">
可以考慮使用
<ol>
<li class="next"><a href="https://firebase.google.com/docs/auth/">Firebase Authentication</a></li>
<li class="next"><a href="http://docs.aws.amazon.com/cognito/latest/developerguide/what-is-amazon-cognito.html">AWS Cognito</a></li>
<li class="next"><a href="https://auth0.com/">Auth0</a></li>
</ol>
</li></ol>
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<h2>Q & A</h2>
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<p class="badge">
<a href="https://github.com/CaraWang/2017-talk-laradebut-laravel-auth">Fork me on GitHub</a>
</p>
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