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<?php |
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/** |
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* Copyright (c) Phauthentic (https://github.com/Phauthentic) |
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* |
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* Licensed under The MIT License |
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* For full copyright and license information, please see the LICENSE.txt |
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* Redistributions of files must retain the above copyright notice. |
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* |
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* @copyright Copyright (c) Phauthentic (https://github.com/Phauthentic) |
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* @link https://github.com/Phauthentic |
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* @license https://opensource.org/licenses/mit-license.php MIT License |
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*/ |
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namespace Phauthentic\Authentication\Middleware; |
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use Phauthentic\Authentication\AuthenticationServiceProviderInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use RuntimeException; |
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/** |
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* PSR 15 Authenticator Middleware |
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*/ |
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class AuthenticationMiddleware implements MiddlewareInterface |
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{ |
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/** |
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* @var \Phauthentic\Authentication\AuthenticationServiceProviderInterface |
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*/ |
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protected AuthenticationServiceProviderInterface $provider; |
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/** |
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* @var string |
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*/ |
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protected string $serviceAttribute = 'authentication'; |
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/** |
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* Request attribute for the identity |
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* |
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* @var string |
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*/ |
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protected string $identityAttribute = 'identity'; |
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/** |
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* Constructor. |
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* |
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* @param \Phauthentic\Authentication\AuthenticationServiceProviderInterface $provider Provider. |
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*/ |
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public function __construct( |
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AuthenticationServiceProviderInterface $provider |
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) { |
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$this->provider = $provider; |
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} |
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/** |
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* Sets request attribute name for authentication service. |
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* |
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* @param string $attribute Attribute name. |
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* @return $this |
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*/ |
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public function setServiceAttribute(string $attribute): self |
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{ |
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$this->serviceAttribute = $attribute; |
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return $this; |
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} |
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/** |
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* Sets the identity attribute |
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* |
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* @param string $attribute Attribute name |
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* @return $this |
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*/ |
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public function setIdentityAttribute(string $attribute): self |
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{ |
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$this->identityAttribute = $attribute; |
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return $this; |
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} |
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/** |
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* Adds an attribute to the request and returns a modified request. |
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* |
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* @param ServerRequestInterface $request Request. |
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* @param string $name Attribute name. |
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* @param mixed $value Attribute value. |
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* @return ServerRequestInterface |
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* @throws RuntimeException When attribute is present. |
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*/ |
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protected function addAttribute(ServerRequestInterface $request, string $name, $value): ServerRequestInterface |
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{ |
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if ($request->getAttribute($name)) { |
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$message = sprintf('Request attribute `%s` already exists.', $name); |
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throw new RuntimeException($message); |
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} |
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return $request->withAttribute($name, $value); |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @throws RuntimeException When request attribute exists. |
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*/ |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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$service = $this->provider->getAuthenticationService($request); |
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$request = $this->addAttribute($request, $this->serviceAttribute, $service); |
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$service->authenticate($request); |
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$identity = $service->getIdentity(); |
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$request = $this->addAttribute($request, $this->identityAttribute, $identity); |
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$response = $handler->handle($request); |
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$result = $service->persistIdentity($request, $response); |
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return $result->getResponse(); |
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} |
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} |
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Phauthentic /
authentication
