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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\taoLti\models\classes\Tool\Service; |
| 24 | |
| 25 | use LogicException; |
| 26 | use oat\oatbox\service\ConfigurableService; |
| 27 | use oat\taoLti\models\classes\Tool\LtiLaunchCommandInterface; |
| 28 | use oat\taoLti\models\classes\Tool\LtiLaunchInterface; |
| 29 | |
| 30 | class LtiLauncherProxy extends ConfigurableService implements LtiLauncherInterface |
| 31 | { |
| 32 | public function launch(LtiLaunchCommandInterface $command): LtiLaunchInterface |
| 33 | { |
| 34 | if ($command->getLtiProvider()->getLtiVersion() === '1.1') { |
| 35 | return $this->getLti1p1Launcher()->launch($command); |
| 36 | } |
| 37 | |
| 38 | if ($command->getLtiProvider()->getLtiVersion() === '1.3') { |
| 39 | return $this->getLti1p3Launcher()->launch($command); |
| 40 | } |
| 41 | |
| 42 | throw new LogicException( |
| 43 | sprintf( |
| 44 | 'LTI version %s is not supported', |
| 45 | $command->getLtiProvider()->getLtiVersion() |
| 46 | ) |
| 47 | ); |
| 48 | } |
| 49 | |
| 50 | private function getLti1p3Launcher(): LtiLauncherInterface |
| 51 | { |
| 52 | return $this->getServiceLocator()->get(Lti1p3Launcher::class); |
| 53 | } |
| 54 | |
| 55 | private function getLti1p1Launcher(): LtiLauncherInterface |
| 56 | { |
| 57 | return $this->getServiceLocator()->get(Lti1p1Launcher::class); |
| 58 | } |
| 59 | } |