101 lines
3.0 KiB
PHP
101 lines
3.0 KiB
PHP
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<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2019 (original work) Open Assessment Technologies SA;
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*/
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namespace oat\taoLti\models\classes\Lis;
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use IMSGlobal\LTI\OAuth\OAuthException as LtiOAuthException;
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use IMSGlobal\LTI\OAuth\OAuthToken;
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use oat\oatbox\service\ConfigurableService;
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use oat\oatbox\service\exception\InvalidService;
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use oat\oatbox\service\exception\InvalidServiceManagerException;
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use oat\tao\model\oauth\ImsOauthDataStoreInterface;
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use oat\tao\model\oauth\nonce\NonceStore;
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use oat\taoLti\models\classes\LtiProvider\LtiProviderService;
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/**
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* Implementation compatible with
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* @see \IMSGlobal\LTI\OAuth\OAuthDataStore
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* to be used in
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* @see \IMSGlobal\LTI\OAuth\OAuthServer
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* Retrieves consumers from LtiProviderService
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*/
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class LisOauthDataStore extends ConfigurableService implements ImsOauthDataStoreInterface
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{
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public const OPTION_NONCE_STORE = 'nonce_store';
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/**
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* @inheritDoc
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* @throws LtiOAuthException
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*/
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public function lookup_consumer($consumer_key)
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{
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$provider = $this->getLtiProviderService()->searchByOauthKey($consumer_key);
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if ($provider === null) {
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throw new LtiOAuthException('LTI provider with given consumer key not found');
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}
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return new LisOAuthConsumer($provider, $provider->getCallbackUrl());
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}
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/**
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* @inheritDoc
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*/
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public function lookup_token($consumer, $token_type, $token)
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{
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return new OAuthToken($consumer, '');
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}
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/**
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* @inheritDoc
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* @throws InvalidService
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* @throws InvalidServiceManagerException
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*/
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public function lookup_nonce($consumer, $token, $nonce, $timestamp)
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{
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/** @var NonceStore $store */
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$store = $this->getSubService(self::OPTION_NONCE_STORE, NonceStore::class);
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return !$store->isValid($timestamp . '_' . $consumer->key . '_' . $nonce);
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}
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/**
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* @inheritDoc
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*/
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public function new_request_token($consumer, $callback = null)
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{
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return null;
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}
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/**
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* @inheritDoc
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*/
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public function new_access_token($token, $consumer, $verifier = null)
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{
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return null;
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}
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/**
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* @return LtiProviderService
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*/
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private function getLtiProviderService()
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{
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/** @noinspection PhpIncompatibleReturnTypeInspection */
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return $this->getServiceLocator()->get(LtiProviderService::SERVICE_ID);
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}
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}
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