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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\taoMediaManager\model\relation\event; |
| 24 | |
| 25 | use oat\oatbox\event\EventManager; |
| 26 | use oat\oatbox\filesystem\File; |
| 27 | use oat\oatbox\service\ConfigurableService; |
| 28 | use oat\taoMediaManager\model\MediaService; |
| 29 | use oat\taoMediaManager\model\sharedStimulus\parser\SharedStimulusMediaExtractor; |
| 30 | use tao_helpers_File; |
| 31 | |
| 32 | class MediaSavedEventDispatcher extends ConfigurableService |
| 33 | { |
| 34 | public function dispatchFromContent(string $id, string $mimeType, string $content): void |
| 35 | { |
| 36 | $elementIds = $this->isSharedStimulus($mimeType) |
| 37 | ? $this->getSharedStimulusExtractor()->extractMediaIdentifiers($content) |
| 38 | : []; |
| 39 | |
| 40 | $this->getEventManager()->trigger(new MediaSavedEvent($id, $elementIds)); |
| 41 | } |
| 42 | |
| 43 | /** |
| 44 | * @param string|File $fileSource |
| 45 | */ |
| 46 | public function dispatchFromFile(string $id, $fileSource, string $mimeType = null): void |
| 47 | { |
| 48 | if (!$mimeType) { |
| 49 | $mimeType = $fileSource instanceof File |
| 50 | ? $fileSource->getMimeType() |
| 51 | : tao_helpers_File::getMimeType($fileSource); |
| 52 | } |
| 53 | |
| 54 | if ($this->isSharedStimulus($mimeType)) { |
| 55 | $content = $fileSource instanceof File ? $fileSource->read() : file_get_contents($fileSource); |
| 56 | } else { |
| 57 | $content = ''; |
| 58 | } |
| 59 | |
| 60 | $this->dispatchFromContent($id, $mimeType, $content); |
| 61 | } |
| 62 | |
| 63 | private function isSharedStimulus($mimeType): bool |
| 64 | { |
| 65 | return $mimeType === MediaService::SHARED_STIMULUS_MIME_TYPE; |
| 66 | } |
| 67 | |
| 68 | private function getEventManager(): EventManager |
| 69 | { |
| 70 | return $this->getServiceLocator()->get(EventManager::SERVICE_ID); |
| 71 | } |
| 72 | |
| 73 | private function getSharedStimulusExtractor(): SharedStimulusMediaExtractor |
| 74 | { |
| 75 | return $this->getServiceLocator()->get(SharedStimulusMediaExtractor::class); |
| 76 | } |
| 77 | } |