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<?php |
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/** |
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* OAuth 2.0 Password grant. |
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* |
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* @author Alex Bilbie <[email protected]> |
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* @copyright Copyright (c) Alex Bilbie |
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* @license http://mit-license.org/ |
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* |
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* @link https://github.com/thephpleague/oauth2-server |
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*/ |
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declare(strict_types=1); |
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namespace League\OAuth2\Server\Grant; |
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use DateInterval; |
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use League\OAuth2\Server\Entities\ClientEntityInterface; |
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use League\OAuth2\Server\Entities\UserEntityInterface; |
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use League\OAuth2\Server\Exception\OAuthServerException; |
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use League\OAuth2\Server\Repositories\RefreshTokenRepositoryInterface; |
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use League\OAuth2\Server\Repositories\UserRepositoryInterface; |
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use League\OAuth2\Server\RequestAccessTokenEvent; |
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use League\OAuth2\Server\RequestEvent; |
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use League\OAuth2\Server\RequestRefreshTokenEvent; |
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use League\OAuth2\Server\ResponseTypes\ResponseTypeInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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/** |
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* Password grant class. |
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*/ |
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class PasswordGrant extends AbstractGrant |
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{ |
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6 |
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public function __construct( |
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UserRepositoryInterface $userRepository, |
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RefreshTokenRepositoryInterface $refreshTokenRepository |
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) { |
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$this->setUserRepository($userRepository); |
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$this->setRefreshTokenRepository($refreshTokenRepository); |
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$this->refreshTokenTTL = new DateInterval('P1M'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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5 |
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public function respondToAccessTokenRequest( |
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ServerRequestInterface $request, |
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ResponseTypeInterface $responseType, |
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DateInterval $accessTokenTTL |
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): ResponseTypeInterface { |
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// Validate request |
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$client = $this->validateClient($request); |
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$scopes = $this->validateScopes($this->getRequestParameter('scope', $request, $this->defaultScope)); |
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$user = $this->validateUser($request, $client); |
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$finalizedScopes = $this->scopeRepository->finalizeScopes( |
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$scopes, |
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$this->getIdentifier(), |
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$client, |
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$user->getIdentifier() |
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); |
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// Issue and persist new access token |
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$accessToken = $this->issueAccessToken($accessTokenTTL, $client, $user->getIdentifier(), $finalizedScopes); |
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$this->getEmitter()->emit(new RequestAccessTokenEvent(RequestEvent::ACCESS_TOKEN_ISSUED, $request, $accessToken)); |
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$responseType->setAccessToken($accessToken); |
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// Issue and persist new refresh token if given |
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$refreshToken = $this->issueRefreshToken($accessToken); |
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if ($refreshToken !== null) { |
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$this->getEmitter()->emit(new RequestRefreshTokenEvent(RequestEvent::REFRESH_TOKEN_ISSUED, $request, $refreshToken)); |
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$responseType->setRefreshToken($refreshToken); |
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} |
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return $responseType; |
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} |
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/** |
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* @throws OAuthServerException |
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*/ |
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protected function validateUser(ServerRequestInterface $request, ClientEntityInterface $client): UserEntityInterface |
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{ |
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$username = $this->getRequestParameter('username', $request) |
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?? throw OAuthServerException::invalidRequest('username'); |
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$password = $this->getRequestParameter('password', $request) |
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?? throw OAuthServerException::invalidRequest('password'); |
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$user = $this->userRepository->getUserEntityByUserCredentials( |
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$username, |
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$password, |
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$this->getIdentifier(), |
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$client |
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); |
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if ($user instanceof UserEntityInterface === false) { |
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$this->getEmitter()->emit(new RequestEvent(RequestEvent::USER_AUTHENTICATION_FAILED, $request)); |
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throw OAuthServerException::invalidCredentials(); |
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} |
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return $user; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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5 |
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public function getIdentifier(): string |
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{ |
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return 'password'; |
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} |
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} |
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thephpleague /
oauth2-server
