2015-04-05 21:33:06 +05:30
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<?php
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2015-04-06 13:02:44 +05:30
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2015-04-05 21:33:06 +05:30
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namespace League\OAuth2\Server;
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2015-10-14 14:21:53 +05:30
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use League\Event\EmitterAwareInterface;
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use League\Event\EmitterAwareTrait;
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use League\OAuth2\Server\Exception\OAuthServerException;
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use League\OAuth2\Server\Grant\GrantTypeInterface;
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use League\OAuth2\Server\ResponseTypes\BearerTokenResponse;
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use League\OAuth2\Server\ResponseTypes\ResponseTypeInterface;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Zend\Diactoros\Response;
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use Zend\Diactoros\ServerRequestFactory;
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class Server implements EmitterAwareInterface
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{
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use EmitterAwareTrait;
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2015-04-05 21:33:06 +05:30
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/**
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* @var \League\OAuth2\Server\Grant\GrantTypeInterface[]
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*/
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protected $enabledGrantTypes = [];
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/**
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* @var ResponseTypeInterface[]
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*/
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protected $grantResponseTypes = [];
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/**
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* @var DateInterval[]
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*/
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protected $grantTypeAccessTokenTTL = [];
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/**
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* @var string
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*/
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protected $defaultPrivateKeyPath;
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/**
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* @var ResponseTypeInterface
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*/
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protected $defaultResponseType;
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/**
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* @var DateInterval
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*/
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protected $defaultAccessTokenTTL;
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/**
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* @var string
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*/
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protected $scopeDelimiterString = ' ';
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2015-10-14 14:21:53 +05:30
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/**
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* New server instance
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*
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* @param string $defaultPrivateKeyPath
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* @param DateInterval $defaultAccessTokenTTL
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*/
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public function __construct($defaultPrivateKeyPath, \DateInterval $defaultAccessTokenTTL = null)
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{
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$this->defaultPrivateKeyPath = $defaultPrivateKeyPath;
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$this->defaultAccessTokenTTL = $defaultAccessTokenTTL;
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}
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/**
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* Set the default token type that grants will return
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*
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* @param ResponseTypeInterface $defaultTokenType
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*/
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public function setDefaultResponseType(ResponseTypeInterface $defaultTokenType)
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{
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$this->defaultResponseType = $defaultTokenType;
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}
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2016-01-15 17:11:48 +05:30
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/**
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* Get the default token type that grants will return
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*
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* @return ResponseTypeInterface
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*/
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protected function getDefaultResponseType()
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{
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if (!$this->defaultResponseType instanceof ResponseTypeInterface) {
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$this->defaultResponseType = new BearerTokenResponse($this->defaultPrivateKeyPath);
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}
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return $this->defaultResponseType;
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}
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/**
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* Set the default TTL of access tokens
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*
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* @param DateInterval $defaultAccessTokenTTL
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*/
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public function setDefaultAccessTokenTTL(\DateInterval $defaultAccessTokenTTL)
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{
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$this->defaultAccessTokenTTL = $defaultAccessTokenTTL;
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}
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/**
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* Get the default TTL of access tokens
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*
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* @return DateInterval
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*/
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protected function getDefaultAccessTokenTTL()
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{
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if (!$this->defaultAccessTokenTTL instanceof \DateInterval) {
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$this->defaultAccessTokenTTL = new \DateInterval('PT01H'); // default token TTL of 1 hour
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}
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return $this->defaultAccessTokenTTL;
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}
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/**
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* Set the delimiter string used to separate scopes in a request
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*
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* @param string $scopeDelimiterString
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*/
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public function setScopeDelimiterString($scopeDelimiterString)
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{
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$this->scopeDelimiterString = $scopeDelimiterString;
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}
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2015-04-06 13:02:44 +05:30
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/**
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* Get the delimiter string used to separate scopes in a request
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*
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* @return string
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*/
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protected function getScopeDelimiterString()
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{
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return $this->scopeDelimiterString;
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}
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/**
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* Enable a grant type on the server
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*
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* @param \League\OAuth2\Server\Grant\GrantTypeInterface $grantType
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* @param ResponseTypeInterface $responseType
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* @param DateInterval $accessTokenTTL
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*/
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public function enableGrantType(
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GrantTypeInterface $grantType,
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ResponseTypeInterface $responseType = null,
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\DateInterval $accessTokenTTL = null
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) {
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$grantType->setEmitter($this->getEmitter());
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$this->enabledGrantTypes[$grantType->getIdentifier()] = $grantType;
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// Set grant response type
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if ($responseType instanceof ResponseTypeInterface) {
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$this->grantResponseTypes[$grantType->getIdentifier()] = $responseType;
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} else {
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$this->grantResponseTypes[$grantType->getIdentifier()] = $this->getDefaultResponseType();
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}
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// Set grant access token TTL
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if ($accessTokenTTL instanceof \DateInterval) {
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$this->grantTypeAccessTokenTTL[$grantType->getIdentifier()] = $accessTokenTTL;
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} else {
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$this->grantTypeAccessTokenTTL[$grantType->getIdentifier()] = $this->getDefaultAccessTokenTTL();
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}
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}
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/**
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* Return an access token response
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*
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* @param \Psr\Http\Message\ServerRequestInterface|null $request
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* @param \Psr\Http\Message\ResponseInterface|null $response
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*
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* @return \Psr\Http\Message\ResponseInterface
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* @throws \League\OAuth2\Server\Exception\OAuthServerException
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*/
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public function respondToRequest(ServerRequestInterface $request = null, ResponseInterface $response = null)
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{
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if (!$request instanceof ServerRequestInterface) {
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$request = ServerRequestFactory::fromGlobals();
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}
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if (!$response instanceof ResponseInterface) {
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$response = new Response();
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}
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$tokenResponse = null;
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foreach ($this->enabledGrantTypes as $grantType) {
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if ($grantType->canRespondToRequest($request)) {
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$tokenResponse = $grantType->respondToRequest(
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$request,
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$this->grantResponseTypes[$grantType->getIdentifier()],
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$this->grantTypeAccessTokenTTL[$grantType->getIdentifier()],
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$this->getScopeDelimiterString()
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);
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}
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2015-04-05 21:33:06 +05:30
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}
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if (!$tokenResponse instanceof ResponseTypeInterface) {
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return OAuthServerException::unsupportedGrantType()->generateHttpResponse($response);
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}
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return $tokenResponse->generateHttpResponse($response);
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}
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/**
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* PSR7 middleware callable
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*
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* @param \Psr\Http\Message\ServerRequestInterface $request
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* @param \Psr\Http\Message\ResponseInterface $response
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*
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* @return \Psr\Http\Message\ResponseInterface
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* @throws \League\OAuth2\Server\Exception\OAuthServerException
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*/
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public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
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{
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$response = $this->respondToRequest($request, $response);
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if (in_array($response->getStatusCode(), [400, 401, 500])) {
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return $response;
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}
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2016-01-15 18:32:47 +05:30
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return $next($request, $response);
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}
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}
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