AbstractGrant::validateRedirectUri() - Code Metrics - Inspection of "Merge pull request #912 from fizzka/extract-valida..." - thephpleague/oauth2-server - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( a339d9...a77732 )

by Andrew

created 2018-06-15 13:42 UTC

AbstractGrant::validateRedirectUri() B

↳ Parent: AbstractGrant

Complexity

Conditions	5
Paths	3

Size

Total Lines	17
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	10
CRAP Score	5

Importance

Changes

Metric	Value
dl	0
loc	17
ccs	10
cts	10
cp	1
rs	8.8571
c	0
b	0
f	0
cc	5
eloc	12
nc	3
nop	3
crap	5

<?php
/**
 * OAuth 2.0 Abstract grant.
 *
 * @author      Alex Bilbie <[email protected]>
 * @copyright   Copyright (c) Alex Bilbie
 * @license     http://mit-license.org/
 *
 * @link        https://github.com/thephpleague/oauth2-server
 */
namespace League\OAuth2\Server\Grant;

use League\Event\EmitterAwareTrait;
use League\OAuth2\Server\CryptKey;
use League\OAuth2\Server\CryptTrait;
use League\OAuth2\Server\Entities\AccessTokenEntityInterface;
use League\OAuth2\Server\Entities\AuthCodeEntityInterface;
use League\OAuth2\Server\Entities\ClientEntityInterface;
use League\OAuth2\Server\Entities\RefreshTokenEntityInterface;
use League\OAuth2\Server\Entities\ScopeEntityInterface;
use League\OAuth2\Server\Exception\OAuthServerException;
use League\OAuth2\Server\Exception\UniqueTokenIdentifierConstraintViolationException;
use League\OAuth2\Server\Repositories\AccessTokenRepositoryInterface;
use League\OAuth2\Server\Repositories\AuthCodeRepositoryInterface;
use League\OAuth2\Server\Repositories\ClientRepositoryInterface;
use League\OAuth2\Server\Repositories\RefreshTokenRepositoryInterface;
use League\OAuth2\Server\Repositories\ScopeRepositoryInterface;
use League\OAuth2\Server\Repositories\UserRepositoryInterface;
use League\OAuth2\Server\RequestEvent;
use League\OAuth2\Server\RequestTypes\AuthorizationRequest;
use Psr\Http\Message\ServerRequestInterface;

/**
 * Abstract grant class.
 */
abstract class AbstractGrant implements GrantTypeInterface
{
    use EmitterAwareTrait, CryptTrait;

    const SCOPE_DELIMITER_STRING = ' ';

    const MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS = 10;

    /**
     * @var ClientRepositoryInterface
     */
    protected $clientRepository;

    /**
     * @var AccessTokenRepositoryInterface
     */
    protected $accessTokenRepository;

    /**
     * @var ScopeRepositoryInterface
     */
    protected $scopeRepository;

    /**
     * @var AuthCodeRepositoryInterface
     */
    protected $authCodeRepository;

    /**
     * @var RefreshTokenRepositoryInterface
     */
    protected $refreshTokenRepository;

    /**
     * @var UserRepositoryInterface
     */
    protected $userRepository;

    /**
     * @var \DateInterval
     */
    protected $refreshTokenTTL;

    /**
     * @var \League\OAuth2\Server\CryptKey
     */
    protected $privateKey;

    /**
     * @string
     */
    protected $defaultScope;

    /**
     * @param ClientRepositoryInterface $clientRepository
     */
    public function setClientRepository(ClientRepositoryInterface $clientRepository)
    {
        $this->clientRepository = $clientRepository;
    }

    /**
     * @param AccessTokenRepositoryInterface $accessTokenRepository
     */
    public function setAccessTokenRepository(AccessTokenRepositoryInterface $accessTokenRepository)
    {
        $this->accessTokenRepository = $accessTokenRepository;
    }

    /**
     * @param ScopeRepositoryInterface $scopeRepository
     */
    public function setScopeRepository(ScopeRepositoryInterface $scopeRepository)
    {
        $this->scopeRepository = $scopeRepository;
    }

    /**
     * @param RefreshTokenRepositoryInterface $refreshTokenRepository
     */
    public function setRefreshTokenRepository(RefreshTokenRepositoryInterface $refreshTokenRepository)
    {
        $this->refreshTokenRepository = $refreshTokenRepository;
    }

    /**
     * @param AuthCodeRepositoryInterface $authCodeRepository
     */
    public function setAuthCodeRepository(AuthCodeRepositoryInterface $authCodeRepository)
    {
        $this->authCodeRepository = $authCodeRepository;
    }

    /**
     * @param UserRepositoryInterface $userRepository
     */
    public function setUserRepository(UserRepositoryInterface $userRepository)
    {
        $this->userRepository = $userRepository;
    }

    /**
     * {@inheritdoc}
     */
    public function setRefreshTokenTTL(\DateInterval $refreshTokenTTL)
    {
        $this->refreshTokenTTL = $refreshTokenTTL;
    }

    /**
     * Set the private key
     *
     * @param \League\OAuth2\Server\CryptKey $key
     */
    public function setPrivateKey(CryptKey $key)
    {
        $this->privateKey = $key;
    }

    /**
     * @param string $scope
     */
    public function setDefaultScope($scope)
    {
        $this->defaultScope = $scope;
    }

    /**
     * Validate the client.
     *
     * @param ServerRequestInterface $request
     *
     * @throws OAuthServerException
     *
     * @return ClientEntityInterface
     */
    protected function validateClient(ServerRequestInterface $request)
    {
        list($basicAuthUser, $basicAuthPassword) = $this->getBasicAuthCredentials($request);

        $clientId = $this->getRequestParameter('client_id', $request, $basicAuthUser);
        if (is_null($clientId)) {
            throw OAuthServerException::invalidRequest('client_id');
        }

        // If the client is confidential require the client secret
        $clientSecret = $this->getRequestParameter('client_secret', $request, $basicAuthPassword);

        $client = $this->clientRepository->getClientEntity(
            $clientId,
            $this->getIdentifier(),
            $clientSecret,
            true
        );

        if ($client instanceof ClientEntityInterface === false) {
            $this->getEmitter()->emit(new RequestEvent(RequestEvent::CLIENT_AUTHENTICATION_FAILED, $request));
            throw OAuthServerException::invalidClient();
        }

        $redirectUri = $this->getRequestParameter('redirect_uri', $request, null);

        if ($redirectUri !== null) {
            $this->validateRedirectUri($redirectUri, $client, $request);
        }

        return $client;
    }

    /**
     * Validate redirectUri from the request.
     * If a redirect URI is provided ensure it matches what is pre-registered
     *
     * @param string                 $redirectUri
     * @param ClientEntityInterface  $client
     * @param ServerRequestInterface $request
     *
     * @throws OAuthServerException
     */
    protected function validateRedirectUri(
        string $redirectUri,
        ClientEntityInterface $client,
        ServerRequestInterface $request
    ) {
        if (is_string($client->getRedirectUri())
            && (strcmp($client->getRedirectUri(), $redirectUri) !== 0)
        ) {
            $this->getEmitter()->emit(new RequestEvent(RequestEvent::CLIENT_AUTHENTICATION_FAILED, $request));
            throw OAuthServerException::invalidClient();
        } elseif (is_array($client->getRedirectUri())
            && in_array($redirectUri, $client->getRedirectUri(), true) === false
        ) {
            $this->getEmitter()->emit(new RequestEvent(RequestEvent::CLIENT_AUTHENTICATION_FAILED, $request));
            throw OAuthServerException::invalidClient();
        }
    }

    /**
     * Validate scopes in the request.
     *
     * @param string $scopes
     * @param string $redirectUri
     *
     * @throws OAuthServerException
     *
     * @return ScopeEntityInterface[]
     */
    public function validateScopes($scopes, $redirectUri = null)
    {
        $scopesList = array_filter(explode(self::SCOPE_DELIMITER_STRING, trim($scopes)), function ($scope) {
            return !empty($scope);
        });

        $validScopes = [];

        foreach ($scopesList as $scopeItem) {
            $scope = $this->scopeRepository->getScopeEntityByIdentifier($scopeItem);

            if ($scope instanceof ScopeEntityInterface === false) {
                throw OAuthServerException::invalidScope($scopeItem, $redirectUri);
            }

            $validScopes[] = $scope;
        }

        return $validScopes;
    }

    /**
     * Retrieve request parameter.
     *
     * @param string                 $parameter
     * @param ServerRequestInterface $request
     * @param mixed                  $default
     *
     * @return null|string
     */
    protected function getRequestParameter($parameter, ServerRequestInterface $request, $default = null)
    {
        $requestParameters = (array) $request->getParsedBody();

        return isset($requestParameters[$parameter]) ? $requestParameters[$parameter] : $default;
    }

    /**
     * Retrieve HTTP Basic Auth credentials with the Authorization header
     * of a request. First index of the returned array is the username,
     * second is the password (so list() will work). If the header does
     * not exist, or is otherwise an invalid HTTP Basic header, return
     * [null, null].
     *
     * @param ServerRequestInterface $request
     *
     * @return string[]|null[]
     */
    protected function getBasicAuthCredentials(ServerRequestInterface $request)
    {
        if (!$request->hasHeader('Authorization')) {
            return [null, null];
        }

        $header = $request->getHeader('Authorization')[0];
        if (strpos($header, 'Basic ') !== 0) {
            return [null, null];
        }

        if (!($decoded = base64_decode(substr($header, 6)))) {
            return [null, null];
        }

        if (strpos($decoded, ':') === false) {
            return [null, null]; // HTTP Basic header without colon isn't valid
        }

        return explode(':', $decoded, 2);
    }

    /**
     * Retrieve query string parameter.
     *
     * @param string                 $parameter
     * @param ServerRequestInterface $request
     * @param mixed                  $default
     *
     * @return null|string
     */
    protected function getQueryStringParameter($parameter, ServerRequestInterface $request, $default = null)
    {
        return isset($request->getQueryParams()[$parameter]) ? $request->getQueryParams()[$parameter] : $default;
    }

    /**
     * Retrieve cookie parameter.
     *
     * @param string                 $parameter
     * @param ServerRequestInterface $request
     * @param mixed                  $default
     *
     * @return null|string
     */
    protected function getCookieParameter($parameter, ServerRequestInterface $request, $default = null)
    {
        return isset($request->getCookieParams()[$parameter]) ? $request->getCookieParams()[$parameter] : $default;
    }

    /**
     * Retrieve server parameter.
     *
     * @param string                 $parameter
     * @param ServerRequestInterface $request
     * @param mixed                  $default
     *
     * @return null|string
     */
    protected function getServerParameter($parameter, ServerRequestInterface $request, $default = null)
    {
        return isset($request->getServerParams()[$parameter]) ? $request->getServerParams()[$parameter] : $default;
    }

    /**
     * Issue an access token.
     *
     * @param \DateInterval          $accessTokenTTL
     * @param ClientEntityInterface  $client
     * @param string|null            $userIdentifier
     * @param ScopeEntityInterface[] $scopes
     *
     * @throws OAuthServerException
     * @throws UniqueTokenIdentifierConstraintViolationException
     *
     * @return AccessTokenEntityInterface
     */
    protected function issueAccessToken(
        \DateInterval $accessTokenTTL,
        ClientEntityInterface $client,
        $userIdentifier,
        array $scopes = []
    ) {
        $maxGenerationAttempts = self::MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS;

        $accessToken = $this->accessTokenRepository->getNewToken($client, $scopes, $userIdentifier);
        $accessToken->setClient($client);
        $accessToken->setUserIdentifier($userIdentifier);
        $accessToken->setExpiryDateTime((new \DateTime())->add($accessTokenTTL));

        foreach ($scopes as $scope) {
            $accessToken->addScope($scope);
        }

        while ($maxGenerationAttempts-- > 0) {
            $accessToken->setIdentifier($this->generateUniqueIdentifier());
            try {
                $this->accessTokenRepository->persistNewAccessToken($accessToken);

                return $accessToken;
            } catch (UniqueTokenIdentifierConstraintViolationException $e) {
                if ($maxGenerationAttempts === 0) {
                    throw $e;
                }
            }
        }
    }

    /**
     * Issue an auth code.
     *
     * @param \DateInterval          $authCodeTTL
     * @param ClientEntityInterface  $client
     * @param string                 $userIdentifier
     * @param string|null            $redirectUri
     * @param ScopeEntityInterface[] $scopes
     *
     * @throws OAuthServerException
     * @throws UniqueTokenIdentifierConstraintViolationException
     *
     * @return AuthCodeEntityInterface
     */
    protected function issueAuthCode(
        \DateInterval $authCodeTTL,
        ClientEntityInterface $client,
        $userIdentifier,
        $redirectUri,
        array $scopes = []
    ) {
        $maxGenerationAttempts = self::MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS;

        $authCode = $this->authCodeRepository->getNewAuthCode();
        $authCode->setExpiryDateTime((new \DateTime())->add($authCodeTTL));
        $authCode->setClient($client);
        $authCode->setUserIdentifier($userIdentifier);

        if ($redirectUri !== null) {
            $authCode->setRedirectUri($redirectUri);
        }

        foreach ($scopes as $scope) {
            $authCode->addScope($scope);
        }

        while ($maxGenerationAttempts-- > 0) {
            $authCode->setIdentifier($this->generateUniqueIdentifier());
            try {
                $this->authCodeRepository->persistNewAuthCode($authCode);

                return $authCode;
            } catch (UniqueTokenIdentifierConstraintViolationException $e) {
                if ($maxGenerationAttempts === 0) {
                    throw $e;
                }
            }
        }
    }

    /**
     * @param AccessTokenEntityInterface $accessToken
     *
     * @throws OAuthServerException
     * @throws UniqueTokenIdentifierConstraintViolationException
     *
     * @return RefreshTokenEntityInterface
     */
    protected function issueRefreshToken(AccessTokenEntityInterface $accessToken)
    {
        $maxGenerationAttempts = self::MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS;

        $refreshToken = $this->refreshTokenRepository->getNewRefreshToken();
        $refreshToken->setExpiryDateTime((new \DateTime())->add($this->refreshTokenTTL));
        $refreshToken->setAccessToken($accessToken);

        while ($maxGenerationAttempts-- > 0) {
            $refreshToken->setIdentifier($this->generateUniqueIdentifier());
            try {
                $this->refreshTokenRepository->persistNewRefreshToken($refreshToken);

                return $refreshToken;
            } catch (UniqueTokenIdentifierConstraintViolationException $e) {
                if ($maxGenerationAttempts === 0) {
                    throw $e;
                }
            }
        }
    }

    /**
     * Generate a new unique identifier.
     *
     * @param int $length
     *
     * @throws OAuthServerException
     *
     * @return string
     */
    protected function generateUniqueIdentifier($length = 40)
    {
        try {
            return bin2hex(random_bytes($length));
            // @codeCoverageIgnoreStart
        } catch (\TypeError $e) {
            throw OAuthServerException::serverError('An unexpected error has occurred');
        } catch (\Error $e) {
            throw OAuthServerException::serverError('An unexpected error has occurred');
        } catch (\Exception $e) {
            // If you get this message, the CSPRNG failed hard.
            throw OAuthServerException::serverError('Could not generate a random string');
        }
        // @codeCoverageIgnoreEnd
    }

    /**
     * {@inheritdoc}
     */
    public function canRespondToAccessTokenRequest(ServerRequestInterface $request)
    {
        $requestParameters = (array) $request->getParsedBody();

        return (
            array_key_exists('grant_type', $requestParameters)
            && $requestParameters['grant_type'] === $this->getIdentifier()
        );
    }

    /**
     * {@inheritdoc}
     */
    public function canRespondToAuthorizationRequest(ServerRequestInterface $request)
    {
        return false;
    }

    /**
     * {@inheritdoc}
     */
    public function validateAuthorizationRequest(ServerRequestInterface $request)
    {
        throw new \LogicException('This grant cannot validate an authorization request');
    }

    /**
     * {@inheritdoc}
     */
    public function completeAuthorizationRequest(AuthorizationRequest $authorizationRequest)
    {
        throw new \LogicException('This grant cannot complete an authorization request');
    }
}


1		<?php
2		/**
3		* OAuth 2.0 Abstract grant.
4		*
5		* @author Alex Bilbie <[email protected]>
6		* @copyright Copyright (c) Alex Bilbie
7		* @license http://mit-license.org/
8		*
9		* @link https://github.com/thephpleague/oauth2-server
10		*/
11		namespace League\OAuth2\Server\Grant;
12
13		use League\Event\EmitterAwareTrait;
14		use League\OAuth2\Server\CryptKey;
15		use League\OAuth2\Server\CryptTrait;
16		use League\OAuth2\Server\Entities\AccessTokenEntityInterface;
17		use League\OAuth2\Server\Entities\AuthCodeEntityInterface;
18		use League\OAuth2\Server\Entities\ClientEntityInterface;
19		use League\OAuth2\Server\Entities\RefreshTokenEntityInterface;
20		use League\OAuth2\Server\Entities\ScopeEntityInterface;
21		use League\OAuth2\Server\Exception\OAuthServerException;
22		use League\OAuth2\Server\Exception\UniqueTokenIdentifierConstraintViolationException;
23		use League\OAuth2\Server\Repositories\AccessTokenRepositoryInterface;
24		use League\OAuth2\Server\Repositories\AuthCodeRepositoryInterface;
25		use League\OAuth2\Server\Repositories\ClientRepositoryInterface;
26		use League\OAuth2\Server\Repositories\RefreshTokenRepositoryInterface;
27		use League\OAuth2\Server\Repositories\ScopeRepositoryInterface;
28		use League\OAuth2\Server\Repositories\UserRepositoryInterface;
29		use League\OAuth2\Server\RequestEvent;
30		use League\OAuth2\Server\RequestTypes\AuthorizationRequest;
31		use Psr\Http\Message\ServerRequestInterface;
32
33		/**
34		* Abstract grant class.
35		*/
36		abstract class AbstractGrant implements GrantTypeInterface
37		{
38		use EmitterAwareTrait, CryptTrait;
39
40		const SCOPE_DELIMITER_STRING = ' ';
41
42		const MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS = 10;
43
44		/**
45		* @var ClientRepositoryInterface
46		*/
47		protected $clientRepository;
48
49		/**
50		* @var AccessTokenRepositoryInterface
51		*/
52		protected $accessTokenRepository;
53
54		/**
55		* @var ScopeRepositoryInterface
56		*/
57		protected $scopeRepository;
58
59		/**
60		* @var AuthCodeRepositoryInterface
61		*/
62		protected $authCodeRepository;
63
64		/**
65		* @var RefreshTokenRepositoryInterface
66		*/
67		protected $refreshTokenRepository;
68
69		/**
70		* @var UserRepositoryInterface
71		*/
72		protected $userRepository;
73
74		/**
75		* @var \DateInterval
76		*/
77		protected $refreshTokenTTL;
78
79		/**
80		* @var \League\OAuth2\Server\CryptKey
81		*/
82		protected $privateKey;
83
84		/**
85		* @string
86		*/
87		protected $defaultScope;
88
89		/**
90		* @param ClientRepositoryInterface $clientRepository
91		*/
92	64	public function setClientRepository(ClientRepositoryInterface $clientRepository)
93		{
94	64	$this->clientRepository = $clientRepository;
95	64	}
96
97		/**
98		* @param AccessTokenRepositoryInterface $accessTokenRepository
99		*/
100	42	public function setAccessTokenRepository(AccessTokenRepositoryInterface $accessTokenRepository)
101		{
102	42	$this->accessTokenRepository = $accessTokenRepository;
103	42	}
104
105		/**
106		* @param ScopeRepositoryInterface $scopeRepository
107		*/
108	32	public function setScopeRepository(ScopeRepositoryInterface $scopeRepository)
109		{
110	32	$this->scopeRepository = $scopeRepository;
111	32	}
112
113		/**
114		* @param RefreshTokenRepositoryInterface $refreshTokenRepository
115		*/
116	56	public function setRefreshTokenRepository(RefreshTokenRepositoryInterface $refreshTokenRepository)
117		{
118	56	$this->refreshTokenRepository = $refreshTokenRepository;
119	56	}
120
121		/**
122		* @param AuthCodeRepositoryInterface $authCodeRepository
123		*/
124	42	public function setAuthCodeRepository(AuthCodeRepositoryInterface $authCodeRepository)
125		{
126	42	$this->authCodeRepository = $authCodeRepository;
127	42	}
128
129		/**
130		* @param UserRepositoryInterface $userRepository
131		*/
132	5	public function setUserRepository(UserRepositoryInterface $userRepository)
133		{
134	5	$this->userRepository = $userRepository;
135	5	}
136
137		/**
138		* {@inheritdoc}
139		*/
140	1	public function setRefreshTokenTTL(\DateInterval $refreshTokenTTL)
141		{
142	1	$this->refreshTokenTTL = $refreshTokenTTL;
143	1	}
144
145		/**
146		* Set the private key
147		*
148		* @param \League\OAuth2\Server\CryptKey $key
149		*/
150	20	public function setPrivateKey(CryptKey $key)
151		{
152	20	$this->privateKey = $key;
153	20	}
154
155		/**
156		* @param string $scope
157		*/
158	16	public function setDefaultScope($scope)
159		{
160	16	$this->defaultScope = $scope;
161	16	}
162
163		/**
164		* Validate the client.
165		*
166		* @param ServerRequestInterface $request
167		*
168		* @throws OAuthServerException
169		*
170		* @return ClientEntityInterface
171		*/
172	42	protected function validateClient(ServerRequestInterface $request)
173		{
174	42	list($basicAuthUser, $basicAuthPassword) = $this->getBasicAuthCredentials($request);
175
176	42	$clientId = $this->getRequestParameter('client_id', $request, $basicAuthUser);
177	42	if (is_null($clientId)) {
178	1	throw OAuthServerException::invalidRequest('client_id');
179		}
180
181		// If the client is confidential require the client secret
182	41	$clientSecret = $this->getRequestParameter('client_secret', $request, $basicAuthPassword);
183
184	41	$client = $this->clientRepository->getClientEntity(
185	41	$clientId,
186	41	$this->getIdentifier(),
187	41	$clientSecret,
188	41	true
189		);
190
191	41	if ($client instanceof ClientEntityInterface === false) {
192	4	$this->getEmitter()->emit(new RequestEvent(RequestEvent::CLIENT_AUTHENTICATION_FAILED, $request));
193	4	throw OAuthServerException::invalidClient();
194		}
195
196	37	$redirectUri = $this->getRequestParameter('redirect_uri', $request, null);
197
198	37	if ($redirectUri !== null) {
199	20	$this->validateRedirectUri($redirectUri, $client, $request);
200		}
201
202	35	return $client;
203		}
204
205		/**
206		* Validate redirectUri from the request.
207		* If a redirect URI is provided ensure it matches what is pre-registered
208		*
209		* @param string $redirectUri
210		* @param ClientEntityInterface $client
211		* @param ServerRequestInterface $request
212		*
213		* @throws OAuthServerException
214		*/
215	34	protected function validateRedirectUri(
216		string $redirectUri,
217		ClientEntityInterface $client,
218		ServerRequestInterface $request
219		) {
220	34	if (is_string($client->getRedirectUri())
221	34	&& (strcmp($client->getRedirectUri(), $redirectUri) !== 0)
222		) {
223	3	$this->getEmitter()->emit(new RequestEvent(RequestEvent::CLIENT_AUTHENTICATION_FAILED, $request));
224	3	throw OAuthServerException::invalidClient();
225	31	} elseif (is_array($client->getRedirectUri())
226	31	&& in_array($redirectUri, $client->getRedirectUri(), true) === false
227		) {
228	3	$this->getEmitter()->emit(new RequestEvent(RequestEvent::CLIENT_AUTHENTICATION_FAILED, $request));
229	3	throw OAuthServerException::invalidClient();
230		}
231	28	}
232
233		/**
234		* Validate scopes in the request.
235		*
236		* @param string $scopes
237		* @param string $redirectUri
238		*
239		* @throws OAuthServerException
240		*
241		* @return ScopeEntityInterface[]
242		*/
243	23	public function validateScopes($scopes, $redirectUri = null)
244		{
245		$scopesList = array_filter(explode(self::SCOPE_DELIMITER_STRING, trim($scopes)), function ($scope) {
246	23	return !empty($scope);
247	23	});
248
249	23	$validScopes = [];
250
251	23	foreach ($scopesList as $scopeItem) {
252	17	$scope = $this->scopeRepository->getScopeEntityByIdentifier($scopeItem);
253
254	17	if ($scope instanceof ScopeEntityInterface === false) {
255	1	throw OAuthServerException::invalidScope($scopeItem, $redirectUri);
256		}
257
258	16	$validScopes[] = $scope;
259		}
260
261	22	return $validScopes;
262		}
263
264		/**
265		* Retrieve request parameter.
266		*
267		* @param string $parameter
268		* @param ServerRequestInterface $request
269		* @param mixed $default
270		*
271		* @return null\|string
272		*/
273	42	protected function getRequestParameter($parameter, ServerRequestInterface $request, $default = null)
274		{
275	42	$requestParameters = (array) $request->getParsedBody();
276
277	42	return isset($requestParameters[$parameter]) ? $requestParameters[$parameter] : $default;
278		}
279
280		/**
281		* Retrieve HTTP Basic Auth credentials with the Authorization header
282		* of a request. First index of the returned array is the username,
283		* second is the password (so list() will work). If the header does
284		* not exist, or is otherwise an invalid HTTP Basic header, return
285		* [null, null].
286		*
287		* @param ServerRequestInterface $request
288		*
289		* @return string[]\|null[]
290		*/
291	47	protected function getBasicAuthCredentials(ServerRequestInterface $request)
292		{
293	47	if (!$request->hasHeader('Authorization')) {
294	42	return [null, null];
295		}
296
297	5	$header = $request->getHeader('Authorization')[0];
298	5	if (strpos($header, 'Basic ') !== 0) {
299	1	return [null, null];
300		}
301
302	4	if (!($decoded = base64_decode(substr($header, 6)))) {
303	1	return [null, null];
304		}
305
306	3	if (strpos($decoded, ':') === false) {
307	1	return [null, null]; // HTTP Basic header without colon isn't valid
308		}
309
310	2	return explode(':', $decoded, 2);
311		}
312
313		/**
314		* Retrieve query string parameter.
315		*
316		* @param string $parameter
317		* @param ServerRequestInterface $request
318		* @param mixed $default
319		*
320		* @return null\|string
321		*/
322	21	protected function getQueryStringParameter($parameter, ServerRequestInterface $request, $default = null)
323		{
324	21	return isset($request->getQueryParams()[$parameter]) ? $request->getQueryParams()[$parameter] : $default;
325		}
326
327		/**
328		* Retrieve cookie parameter.
329		*
330		* @param string $parameter
331		* @param ServerRequestInterface $request
332		* @param mixed $default
333		*
334		* @return null\|string
335		*/
336	1	protected function getCookieParameter($parameter, ServerRequestInterface $request, $default = null)
337		{
338	1	return isset($request->getCookieParams()[$parameter]) ? $request->getCookieParams()[$parameter] : $default;
339		}
340
341		/**
342		* Retrieve server parameter.
343		*
344		* @param string $parameter
345		* @param ServerRequestInterface $request
346		* @param mixed $default
347		*
348		* @return null\|string
349		*/
350	20	protected function getServerParameter($parameter, ServerRequestInterface $request, $default = null)
351		{
352	20	return isset($request->getServerParams()[$parameter]) ? $request->getServerParams()[$parameter] : $default;
353		}
354
355		/**
356		* Issue an access token.
357		*
358		* @param \DateInterval $accessTokenTTL
359		* @param ClientEntityInterface $client
360		* @param string\|null $userIdentifier
361		* @param ScopeEntityInterface[] $scopes
362		*
363		* @throws OAuthServerException
364		* @throws UniqueTokenIdentifierConstraintViolationException
365		*
366		* @return AccessTokenEntityInterface
367		*/
368	17	protected function issueAccessToken(
369		\DateInterval $accessTokenTTL,
370		ClientEntityInterface $client,
371		$userIdentifier,
372		array $scopes = []
373		) {
374	17	$maxGenerationAttempts = self::MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS;
375
376	17	$accessToken = $this->accessTokenRepository->getNewToken($client, $scopes, $userIdentifier);
377	17	$accessToken->setClient($client);
378	17	$accessToken->setUserIdentifier($userIdentifier);
379	17	$accessToken->setExpiryDateTime((new \DateTime())->add($accessTokenTTL));
380
381	17	foreach ($scopes as $scope) {
382	13	$accessToken->addScope($scope);
383		}
384
385	17	while ($maxGenerationAttempts-- > 0) {
386	17	$accessToken->setIdentifier($this->generateUniqueIdentifier());
387		try {
388	17	$this->accessTokenRepository->persistNewAccessToken($accessToken);
389
390	15	return $accessToken;
391	2	} catch (UniqueTokenIdentifierConstraintViolationException $e) {
392	1	if ($maxGenerationAttempts === 0) {
393	1	throw $e;
394		}
395		}
396		}
397		}
398
399		/**
400		* Issue an auth code.
401		*
402		* @param \DateInterval $authCodeTTL
403		* @param ClientEntityInterface $client
404		* @param string $userIdentifier
405		* @param string\|null $redirectUri
406		* @param ScopeEntityInterface[] $scopes
407		*
408		* @throws OAuthServerException
409		* @throws UniqueTokenIdentifierConstraintViolationException
410		*
411		* @return AuthCodeEntityInterface
412		*/
413	6	protected function issueAuthCode(
414		\DateInterval $authCodeTTL,
415		ClientEntityInterface $client,
416		$userIdentifier,
417		$redirectUri,
418		array $scopes = []
419		) {
420	6	$maxGenerationAttempts = self::MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS;
421
422	6	$authCode = $this->authCodeRepository->getNewAuthCode();
423	6	$authCode->setExpiryDateTime((new \DateTime())->add($authCodeTTL));
424	6	$authCode->setClient($client);
425	6	$authCode->setUserIdentifier($userIdentifier);
426
427	6	if ($redirectUri !== null) {
428	1	$authCode->setRedirectUri($redirectUri);
429		}
430
431	6	foreach ($scopes as $scope) {
432	1	$authCode->addScope($scope);
433		}
434
435	6	while ($maxGenerationAttempts-- > 0) {
436	6	$authCode->setIdentifier($this->generateUniqueIdentifier());
437		try {
438	6	$this->authCodeRepository->persistNewAuthCode($authCode);
439
440	4	return $authCode;
441	2	} catch (UniqueTokenIdentifierConstraintViolationException $e) {
442	1	if ($maxGenerationAttempts === 0) {
443	1	throw $e;
444		}
445		}
446		}
447		}
448
449		/**
450		* @param AccessTokenEntityInterface $accessToken
451		*
452		* @throws OAuthServerException
453		* @throws UniqueTokenIdentifierConstraintViolationException
454		*
455		* @return RefreshTokenEntityInterface
456		*/
457	10	protected function issueRefreshToken(AccessTokenEntityInterface $accessToken)
458		{
459	10	$maxGenerationAttempts = self::MAX_RANDOM_TOKEN_GENERATION_ATTEMPTS;
460
461	10	$refreshToken = $this->refreshTokenRepository->getNewRefreshToken();
462	10	$refreshToken->setExpiryDateTime((new \DateTime())->add($this->refreshTokenTTL));
463	10	$refreshToken->setAccessToken($accessToken);
464
465	10	while ($maxGenerationAttempts-- > 0) {
466	10	$refreshToken->setIdentifier($this->generateUniqueIdentifier());
467		try {
468	10	$this->refreshTokenRepository->persistNewRefreshToken($refreshToken);
469
470	8	return $refreshToken;
471	2	} catch (UniqueTokenIdentifierConstraintViolationException $e) {
472	1	if ($maxGenerationAttempts === 0) {
473	1	throw $e;
474		}
475		}
476		}
477		}
478
479		/**
480		* Generate a new unique identifier.
481		*
482		* @param int $length
483		*
484		* @throws OAuthServerException
485		*
486		* @return string
487		*/
488	25	protected function generateUniqueIdentifier($length = 40)
489		{
490		try {
491	25	return bin2hex(random_bytes($length));
492		// @codeCoverageIgnoreStart
493		} catch (\TypeError $e) {
494		throw OAuthServerException::serverError('An unexpected error has occurred');
495		} catch (\Error $e) {
496		throw OAuthServerException::serverError('An unexpected error has occurred');
497		} catch (\Exception $e) {
498		// If you get this message, the CSPRNG failed hard.
499		throw OAuthServerException::serverError('Could not generate a random string');
500		}
501		// @codeCoverageIgnoreEnd
502		}
503
504		/**
505		* {@inheritdoc}
506		*/
507	5	public function canRespondToAccessTokenRequest(ServerRequestInterface $request)
508		{
509	5	$requestParameters = (array) $request->getParsedBody();
510
511		return (
512	5	array_key_exists('grant_type', $requestParameters)
513	5	&& $requestParameters['grant_type'] === $this->getIdentifier()
514		);
515		}
516
517		/**
518		* {@inheritdoc}
519		*/
520	1	public function canRespondToAuthorizationRequest(ServerRequestInterface $request)
521		{
522	1	return false;
523		}
524
525		/**
526		* {@inheritdoc}
527		*/
528	1	public function validateAuthorizationRequest(ServerRequestInterface $request)
529		{
530	1	throw new \LogicException('This grant cannot validate an authorization request');
531		}
532
533		/**
534		* {@inheritdoc}
535		*/
536	1	public function completeAuthorizationRequest(AuthorizationRequest $authorizationRequest)
537		{
538	1	throw new \LogicException('This grant cannot complete an authorization request');
539		}
540		}
541

thephpleague / oauth2-server

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AbstractGrant::validateRedirectUri() B

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