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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) 2020 (original work) Open Assessment Technologies SA ; |
| 19 | */ |
| 20 | |
| 21 | declare(strict_types=1); |
| 22 | |
| 23 | namespace oat\taoProctoring\model\listener; |
| 24 | |
| 25 | use oat\oatbox\service\ConfigurableService; |
| 26 | use oat\taoDelivery\models\classes\execution\event\DeliveryExecutionState; |
| 27 | use oat\taoProctoring\model\execution\DeliveryExecution; |
| 28 | use oat\taoProctoring\model\monitorCache\DeliveryMonitoringService; |
| 29 | use oat\taoQtiTest\models\runner\session\TestSession; |
| 30 | use oat\taoQtiTest\models\TestSessionService; |
| 31 | use oat\taoTests\models\runner\time\TimePoint; |
| 32 | |
| 33 | class DeliveryExecutionStateListener extends ConfigurableService |
| 34 | { |
| 35 | /** |
| 36 | * When test session is paused by proctor remaining time is recalculated based on server timer to show |
| 37 | * more precise value. After receiving pause confirmation from client remaining time will be recalculated |
| 38 | * to show correct value. |
| 39 | * |
| 40 | * @param DeliveryExecutionState $event |
| 41 | * @throws \common_Exception |
| 42 | * @throws \common_exception_NotFound |
| 43 | */ |
| 44 | public function updateRemainingTime(DeliveryExecutionState $event): void |
| 45 | { |
| 46 | if ($event->getState() != DeliveryExecution::STATE_PAUSED) { |
| 47 | return; |
| 48 | } |
| 49 | $deliveryExecution = $event->getDeliveryExecution(); |
| 50 | $executionId = $deliveryExecution->getIdentifier(); |
| 51 | |
| 52 | $monitoringService = $this->getMonitoringService(); |
| 53 | $data = $monitoringService->getData($deliveryExecution); |
| 54 | $testSession = $this->getTestSession($deliveryExecution); |
| 55 | if (empty($testSession)) { |
| 56 | $this->logWarning( |
| 57 | 'monitor cache for delivery ' . $executionId |
| 58 | . ' could not be updated. Test session could not be retrieved' |
| 59 | ); |
| 60 | |
| 61 | return; |
| 62 | } |
| 63 | $testSession->setTimerTarget(TimePoint::TARGET_SERVER); |
| 64 | $data->setTestSession($testSession); |
| 65 | $data->updateData([DeliveryMonitoringService::REMAINING_TIME]); |
| 66 | |
| 67 | $success = $monitoringService->save($data); |
| 68 | if (!$success) { |
| 69 | $this->logError( |
| 70 | 'Monitor cache for delivery ' . $executionId . ' could not be updated. Remaining time was not updated' |
| 71 | ); |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * @param $deliveryExecution |
| 77 | * @return null|TestSession |
| 78 | * @throws \common_Exception |
| 79 | */ |
| 80 | private function getTestSession($deliveryExecution): ?TestSession |
| 81 | { |
| 82 | /** @var TestSessionService $testSessionService */ |
| 83 | $testSessionService = $this->getServiceLocator()->get(TestSessionService::SERVICE_ID); |
| 84 | |
| 85 | return $testSessionService->getTestSession($deliveryExecution, true); |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * @return DeliveryMonitoringService |
| 90 | */ |
| 91 | private function getMonitoringService(): DeliveryMonitoringService |
| 92 | { |
| 93 | return $this->getServiceLocator()->get(DeliveryMonitoringService::SERVICE_ID); |
| 94 | } |
| 95 | } |