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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2017 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | namespace oat\taoResultServer\models\classes\implementation; |
| 23 | |
| 24 | use oat\oatbox\service\ConfigurableService; |
| 25 | use oat\oatbox\service\ServiceNotFoundException; |
| 26 | use oat\taoDelivery\model\execution\Delete\DeliveryExecutionDeleteRequest; |
| 27 | use oat\taoResultServer\models\classes\ResultServerService as ResultServerServiceInterface; |
| 28 | use taoResultServer_models_classes_WritableResultStorage as WritableResultStorage; |
| 29 | use oat\oatbox\service\exception\InvalidServiceManagerException; |
| 30 | |
| 31 | /** |
| 32 | * Class ResultServerService |
| 33 | * |
| 34 | * Configuration example (taoResultServer/resultservice.conf.php): |
| 35 | * ```php |
| 36 | * use oat\taoResultServer\models\classes\implementation\ResultServerService; |
| 37 | * return new ResultServerService([ |
| 38 | * ResultServerService::OPTION_RESULT_STORAGE => 'taoOutcomeRds/RdsResultStorage' |
| 39 | * ]); |
| 40 | * |
| 41 | * ``` |
| 42 | * |
| 43 | * @package oat\taoResultServer\models\classes\implementation |
| 44 | * @author Aleh Hutnikau, <hutnikau@1pt.com> |
| 45 | */ |
| 46 | class ResultServerService extends ConfigurableService implements ResultServerServiceInterface |
| 47 | { |
| 48 | public const OPTION_RESULT_STORAGE = 'result_storage'; |
| 49 | |
| 50 | /** |
| 51 | * Starts or resume a taoResultServerStateFull session for results submission |
| 52 | * |
| 53 | * @param \core_kernel_classes_Resource $compiledDelivery |
| 54 | * @param string $executionIdentifier |
| 55 | * @param string $userUri |
| 56 | * @throws |
| 57 | */ |
| 58 | public function initResultServer($compiledDelivery, $executionIdentifier, $userUri) |
| 59 | { |
| 60 | $storage = $this->getResultStorage(); |
| 61 | //link test taker identifier with results |
| 62 | $storage->storeRelatedTestTaker($executionIdentifier, $userUri); |
| 63 | //link delivery identifier with results |
| 64 | $storage->storeRelatedDelivery($executionIdentifier, $compiledDelivery->getUri()); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * @param string $serviceId |
| 69 | * @return WritableResultStorage |
| 70 | * @throws \common_exception_Error |
| 71 | * @throws InvalidServiceManagerException |
| 72 | */ |
| 73 | public function instantiateResultStorage($serviceId) |
| 74 | { |
| 75 | try { |
| 76 | $storage = $this->getServiceManager()->get($serviceId); |
| 77 | } catch (ServiceNotFoundException $e) { |
| 78 | throw new \common_exception_Error(sprintf('Cannot instantiate %s result storage', $serviceId)); |
| 79 | } |
| 80 | |
| 81 | if (!$storage instanceof WritableResultStorage) { |
| 82 | throw new \common_exception_Error('Configured result storage is not writable.'); |
| 83 | } |
| 84 | |
| 85 | return $storage; |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * @param DeliveryExecutionDeleteRequest $request |
| 90 | * @return bool |
| 91 | * @throws \common_exception_Error |
| 92 | * @throws InvalidServiceManagerException |
| 93 | */ |
| 94 | public function deleteDeliveryExecutionData(DeliveryExecutionDeleteRequest $request) |
| 95 | { |
| 96 | $storage = $this->getResultStorage(); |
| 97 | return $storage->deleteDeliveryExecutionData($request); |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * Returns the storage engine of the result server |
| 102 | * |
| 103 | * @return \taoResultServer_models_classes_WritableResultStorage |
| 104 | * @throws InvalidServiceManagerException |
| 105 | * @throws \common_exception_Error |
| 106 | */ |
| 107 | public function getResultStorage() |
| 108 | { |
| 109 | $resultServerId = $this->getOption(self::OPTION_RESULT_STORAGE); |
| 110 | return $this->instantiateResultStorage($resultServerId); |
| 111 | } |
| 112 | } |