CakePHP4でブログサイト作るチュートリアル

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export APP_NAME="MyBlog"
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export DEBUG="true"
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export APP_ENCODING="UTF-8"
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export APP_DEFAULT_LOCALE="ja_JP"
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export APP_DEFAULT_TIMEZONE="Asia/Tokyo"
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export SECURITY_SALT="3mPhHebbrC9cTH7Kjg9MU5d_bXuBXcUUyGRbgJHe"

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if (!env('APP_NAME') && file_exists(CONFIG . '.env')) {
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  $dotenv = new \josegonzalez\Dotenv\Loader([CONFIG . '.env']);
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  $dotenv->parse()
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    ->putenv()
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    ->toEnv()
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    ->toServer();
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}

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'Datasources' => [
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'default' => [
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  'driver' => Sqlite::class,
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  'database' => ROOT . DS . 'database' . DS . 'product.sqlite',
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],

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public function change()
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{
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    $table = $this->table('posts');
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    $table->addColumn('title', 'string', [
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            'limit' => 150,
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            'null' => false,
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        ])
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        ->addColumn('description', 'text', [
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            'limit' => 255,
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        ])
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        ->addColumn('body', 'text')
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        ->addColumn('published', 'boolean', [
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            'default' => false,
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        ])
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        ->addColumn('created', 'datetime')
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        ->addColumn('modified', 'datetime')
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        ->create();
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}

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public function validationDefault(Validator $validator): Validator
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{
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    $validator
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        ->integer('id')
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        ->allowEmptyString('id', null, 'create');
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    $validator
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        ->scalar('title')
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        ->notEmpty('title', 'タイトルは必ず入力してください')
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        ->maxLength('title', 150, '150文字以上で入力してください。')
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        ->minLength('title', 5, '5文字以上で入力してください。');
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    $validator
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        ->scalar('description')
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        ->maxLength('description', 255, '150文字以上で入力してください。')
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        ->allowEmptyString('description');
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    $validator
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        ->scalar('body')
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        ->allowEmptyString('body');
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    $validator
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        ->boolean('published')
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        ->notEmptyString('published');
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    return $validator;
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}

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use Cake\Routing\Router;
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//...
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$routes->scope('/', function (RouteBuilder $builder) {
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    //...
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    Router::prefix('admin', function ($routes) {
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    $routes->fallbacks('DashedRoute');
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    $routes->connect('/', ['controller' => 'Posts', 'action' => 'index']);
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    });
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});

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class PostsController extends AppController
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{
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  public $paginate = [
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        'limit' => 10,
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        'order' => [
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            'Posts.created' => 'desc'
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        ]
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  ];
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    public function index()
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    {
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        $posts = $this->paginate($this->Posts->findByPublished(1));
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        $this->set(compact('posts'));
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    }
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    public function view($id = null)
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    {
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        $post = $this->Posts->get($id, [
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            'conditions' => ['published' => 1]
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    ]);
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        $this->set('post', $post);
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    }
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}

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<?php
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/**
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 * @var \App\View\AppView $this
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 * @var \App\Model\Entity\Post[]|\Cake\Collection\CollectionInterface $posts
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 */
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?>
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<div class="content">
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    <?php foreach ($posts as $post): ?>
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        <p>投稿日：<time><?= h($post->created->i18nFormat('YYYY/MM/dd HH:mm:ss')) ?></time></p>
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        <h3 style="margin-bottom:0"><?= h($post->title) ?></h3>
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        <?= $this->Text->autoParagraph(h($post->description)); ?>
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        <br>
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        <?= $this->Html->link('記事を読む', ['action' => 'view', $post->id], ['class' => 'button']) ?>
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        <hr>
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    <?php endforeach; ?>
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    <div class="paginator">
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        <ul class="pagination">
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            <?= $this->Paginator->first('<< 最初') ?>
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            <?= $this->Paginator->prev('< 前へ') ?>
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            <?= $this->Paginator->numbers() ?>
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            <?= $this->Paginator->next('次へ >') ?>
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            <?= $this->Paginator->last('最後 >>') ?>
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        </ul>
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    </div>
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</div>

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<?php
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/**
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 * @var \App\View\AppView $this
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 * @var \App\Model\Entity\Post $post
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 */
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?>
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<div class="posts view content">
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  <?= h($post->created->i18nFormat('YYYY/MM/dd HH:mm:ss')) ?>
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  <h2><?= h($post->title) ?></h2>
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  <?= $this->Text->autoParagraph(h($post->body)); ?>
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  <hr>
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  <?= $this->Html->link('一覧へ戻る', ['action' => 'index'], ['class' => 'button']) ?>
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</div>

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$builder->connect('/', ['controller' => 'Posts', 'action' => 'index']);

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public function change()
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{
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    $table = $this->table('users');
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    $table->addColumn('username', 'string', [
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            'default' => null,
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            'limit' => 50,
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            'null' => false,
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        ])
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        ->addColumn('password', 'string', [
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            'default' => null,
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            'limit' => 255,
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            'null' => false,
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        ])
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        ->addColumn('created', 'datetime')
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        ->addColumn('modified', 'datetime')
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        ->create();
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}

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namespace App\Model\Entity;
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  use Cake\ORM\Entity;
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  use Cake\Auth\DefaultPasswordHasher;
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  class User extends Entity
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  {
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    protected $_accessible = [
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      'username' => true,
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      'password' => true,
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      'created' => true,
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      'modified' => true,
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    ];
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    protected $_hidden = [
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      'password',
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    ];
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    protected function _setPassword(string $password) : ?string
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    {
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      if (strlen($password) > 0) {
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        return (new DefaultPasswordHasher())->hash($password);
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      }
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    }
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}

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public function validationDefault(Validator $validator): Validator
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  {
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  $validator
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    ->integer('id')
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    ->allowEmptyString('id', null, 'create');
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  $validator
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    ->scalar('username')
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    ->notEmpty('username', 'ユーザー名は必ず入力してください')
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    ->maxLength('username', 50);
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  $validator
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    ->scalar('password')
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    ->notEmpty('password', 'パスワードは必ず入力してください')
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    ->maxLength('password', 255);
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  return $validator;
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}

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//...
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// useを追加
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use Authentication\AuthenticationService;
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use Authentication\AuthenticationServiceInterface;
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use Authentication\AuthenticationServiceProviderInterface;
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use Authentication\Middleware\AuthenticationMiddleware;
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use Psr\Http\Message\ServerRequestInterface;
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class Application extends BaseApplication implements AuthenticationServiceProviderInterface
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{
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  public function middleware(MiddlewareQueue $middlewareQueue): MiddlewareQueue
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    {
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        $middlewareQueue
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            // ...
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            ->add(new RoutingMiddleware($this))
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            ->add(new AuthenticationMiddleware($this)); // 追加
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        return $middlewareQueue;
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  }
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  // ...
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  // 下記を追加
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  public function getAuthenticationService(ServerRequestInterface $request): AuthenticationServiceInterface
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    {
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        // ログイン必須ページにアクセスしたときのリダイレクト先
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        $authenticationService = new AuthenticationService([
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            'unauthenticatedRedirect' => '/admin/users/login',
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            'queryParam' => 'redirect',
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        ]);
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        // identifiers を読み込み、username と password のフィールドを確認します
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        $authenticationService->loadIdentifier('Authentication.Password', [
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            'fields' => [
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                'username' => 'username',
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                'password' => 'password',
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            ]
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        ]);
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        // authenticatorsをロードしたら, 最初にセッションが必要です
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        $authenticationService->loadAuthenticator('Authentication.Session');
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        // 入力した username と password をチェックする為のフォームデータを設定します
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        $authenticationService->loadAuthenticator('Authentication.Form', [
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            'fields' => [
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                'username' => 'username',
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                'password' => 'password',
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            ],
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            'loginUrl' => '/admin/users/login',
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        ]);
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        return $authenticationService;
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    }
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}

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namespace App\Controller\Admin;
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use Cake\Controller\Controller;
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class AdminController extends Controller
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{
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  public function initialize(): void
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  {
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    parent::initialize();
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    $this->loadComponent('RequestHandler');
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    $this->loadComponent('Flash');
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    $this->loadComponent('Authentication.Authentication'); // 追加
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  }
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}

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use App\Controller\Admin\AdminController;
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  class PostsController extends AdminController
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  {
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    // ...
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  }

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use App\Controller\Admin\AdminController;
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class PostsController extends AdminController
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{
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  public function beforeFilter(\Cake\Event\EventInterface $event)
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  {
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    parent::beforeFilter($event);
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    // ログインページは認証しなくてもアクセスできる
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    $this->Authentication->addUnauthenticatedActions(['login']);
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  }
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  // ...
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  public function login()
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  {
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    $this->request->allowMethod(['get', 'post']);
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    $result = $this->Authentication->getResult();
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    // ログインした場合はリダイレクト
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    if ($result->isValid()) {
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      return $this->redirect('/admin');
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    }
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    // 認証失敗した場合はエラーを表示
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    if ($this->request->is('post') && !$result->isValid()) {
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      $this->Flash->error('ユーザー名かパスワードが正しくありません。');
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    }
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  }
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  public function logout()
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  {
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    $result = $this->Authentication->getResult();
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    // ログインした場合はリダイレクト
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    if ($result->isValid()) {
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      $this->Authentication->logout();
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      return $this->redirect(['controller' => 'Users', 'action' => 'login']);
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    }
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  }
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}

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<!DOCTYPE html>
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<html>
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<head>
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  <?= $this->Html->charset() ?>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <title>Controle Panel</title>
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  <?= $this->Html->meta('icon') ?>
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  <link href="https://fonts.googleapis.com/css?family=Raleway:400,700" rel="stylesheet">
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  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/normalize.css@8.0.1/normalize.css">
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  <?= $this->Html->css('milligram.min.css') ?>
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  <?= $this->Html->css('cake.css') ?>
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  <?= $this->fetch('meta') ?>
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  <?= $this->fetch('css') ?>
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  <?= $this->fetch('script') ?>
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</head>
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<body>
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  <nav class="top-nav">
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    <div class="top-nav-title">
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      <a href="/admin/">Controle Panel</a>
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    </div>
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    <div class="top-nav-links">
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      <a href="/admin/users/logout">ログアウト</a>
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    </div>
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  </nav>
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  <main class="main">
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    <div class="container">
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      <?= $this->Flash->render() ?>
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      <?= $this->fetch('content') ?>
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    </div>
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  </main>
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  <footer>
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  </footer>
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</body>
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</html>

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#: Admin/Posts/view.php:22
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msgid "Title"
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msgstr "タイトル"