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<?php |
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/** |
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* Linna Framework. |
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* |
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* @author Sebastian Rapetti <[email protected]> |
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* @copyright (c) 2018, Sebastian Rapetti |
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* @license http://opensource.org/licenses/MIT MIT License |
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*/ |
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declare(strict_types=1); |
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namespace Linna\Authentication; |
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use Linna\Authentication\Authentication; |
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use Linna\Authentication\Exception\AuthenticationException; |
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/** |
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* Help protect a controller with login. |
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* |
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* This trait is designed to add to a controller, the ability to interrupt its own execution, in case authentication is required. |
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* |
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* This trait contains only private mothods. |
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* |
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* <pre><code class="php"> |
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* use Linna\Authentication\Authentication; |
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* use Linna\Authentication\ProtectedControllerTrait; |
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* use Linna\Mvc\Controller; |
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* use Linna\Mvc\Model; |
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* |
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* class ProtectedController extends Controller |
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* { |
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* use ProtectedControllerTrait; |
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* |
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* public function __construct(Model $model, Authentication $authentication) |
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* { |
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* parent::__construct($model); |
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* |
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* $this->protect($authentication, '/error'); |
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* } |
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* |
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* public function action(): bool |
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* { |
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* if ($this->authentication === false) { |
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* return false; |
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* } |
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* |
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* return true; |
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* } |
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* } |
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* </code></pre> |
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* |
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*/ |
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trait ProtectedControllerTrait |
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{ |
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/** |
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* @var bool Contain login status. |
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*/ |
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private bool $authentication = false; |
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/** |
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* Allow access to controller class or methods only if logged. |
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* Return a status code, useful with AJAX requests. |
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* |
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* @param Authentication $authentication Authentication class instance. |
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* @param string $route Valid Route for Authentication exception. |
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* |
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* @return void |
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* |
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* @throws AuthenticationException if user not authenticathed. |
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*/ |
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private function protect(Authentication $authentication, string $route): void |
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{ |
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if (($this->authentication = $authentication->isLogged()) === false) { |
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throw new AuthenticationException($route); |
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} |
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1 |
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} |
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/** |
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* Allow access to controller class or methods only if logged |
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* and do an HTTP redirection if not. |
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* |
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* @param Authentication $authentication Authentication class instance. |
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* @param string $location Valid url for Location header. |
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* @param string $route Valid Route for Authentication exception. |
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* |
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* @return void |
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* |
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* @throws AuthenticationException if user not authenticathed. |
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*/ |
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private function protectWithRedirect(Authentication $authentication, string $location, string $route): void |
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{ |
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if (($this->authentication = $authentication->isLogged()) === false) { |
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\header('Location: '.$location); |
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throw new AuthenticationException($route); |
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} |
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} |
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} |
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