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<?php |
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/** |
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* @copyright Copyright (c) 2017-2020 Matias De lellis <[email protected]> |
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* @copyright Copyright (c) 2018, Branko Kokanovic <[email protected]> |
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* |
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* @author Branko Kokanovic <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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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 Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OCA\FaceRecognition\BackgroundJob\Tasks; |
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use OCP\IUser; |
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use OCP\Files\File; |
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use OCP\Files\Folder; |
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use OCA\FaceRecognition\BackgroundJob\FaceRecognitionBackgroundTask; |
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use OCA\FaceRecognition\BackgroundJob\FaceRecognitionContext; |
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use OCA\FaceRecognition\Db\Image; |
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use OCA\FaceRecognition\Db\ImageMapper; |
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use OCA\FaceRecognition\Service\FileService; |
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use OCA\FaceRecognition\Service\SettingsService; |
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/** |
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* Task that, for each user, crawls for all images in filesystem and insert them in database. |
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* This is job that normally does file watcher, but this should be done at least once, |
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* after app is installed (or re-enabled). |
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*/ |
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class AddMissingImagesTask extends FaceRecognitionBackgroundTask { |
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const FULL_IMAGE_SCAN_DONE_KEY = "full_image_scan_done"; |
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/** @var ImageMapper Image mapper */ |
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private $imageMapper; |
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/** @var FileService */ |
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private $fileService; |
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/** @var SettingsService Settings service */ |
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private $settingsService; |
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/** |
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* @param ImageMapper $imageMapper Image mapper |
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* @param FileService $fileService File Service |
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* @param SettingsService $settingsService Settings Service |
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*/ |
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public function __construct(ImageMapper $imageMapper, |
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FileService $fileService, |
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SettingsService $settingsService) |
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{ |
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parent::__construct(); |
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$this->imageMapper = $imageMapper; |
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$this->fileService = $fileService; |
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$this->settingsService = $settingsService; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function description() { |
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return "Crawl for missing images for each user and insert them in DB"; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function execute(FaceRecognitionContext $context) { |
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$this->setContext($context); |
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// Check if we are called for one user only, or for all user in instance. |
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$insertedImages = 0; |
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$eligable_users = array(); |
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if (is_null($this->context->user)) { |
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$this->context->userManager->callForSeenUsers(function (IUser $user) use (&$eligable_users) { |
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$eligable_users[] = $user->getUID(); |
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}); |
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} else { |
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$eligable_users[] = $this->context->user->getUID(); |
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} |
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foreach($eligable_users as $user) { |
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if (!$this->settingsService->getUserEnabled($user)) { |
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// Completely skip this task for this user, seems that disable analysis |
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$this->logInfo('Skipping image scan for user ' . $user . ' that has disabled the analysis'); |
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continue; |
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} |
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if (!$this->forcedCrawlMissing() && $this->settingsService->getUserFullScanDone($user)) { |
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// Completely skip this task for this user, seems that we already did full scan for him |
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$this->logDebug('Skipping full image scan for user ' . $user); |
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continue; |
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} |
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$insertedImages += $this->addMissingImagesForUser($user, $this->settingsService->getCurrentFaceModel()); |
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$this->settingsService->setUserFullScanDone(true, $user); |
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yield; |
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} |
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$this->context->propertyBag['AddMissingImagesTask_insertedImages'] = $insertedImages; |
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return true; |
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} |
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/** |
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* Crawl filesystem for a given user |
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* |
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* @param string $userId ID of the user for which to crawl images for |
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* @param int $model Used model |
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* @return int Number of missing images found |
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*/ |
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private function addMissingImagesForUser(string $userId, int $model): int { |
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$this->logInfo(sprintf('Finding missing images for user %s', $userId)); |
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$this->fileService->setupFS($userId); |
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$userFolder = $this->fileService->getUserFolder($userId); |
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return $this->parseUserFolder($userId, $model, $userFolder); |
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} |
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/** |
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* Recursively crawls given folder for a given user |
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* |
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* @param int $model Used model |
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* @param Folder $folder Folder to recursively search images in |
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* @return int Number of missing images found |
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*/ |
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private function parseUserFolder(string $userId, int $model, Folder $folder): int { |
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$insertedImages = 0; |
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$nodes = $this->fileService->getPicturesFromFolder($folder); |
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foreach ($nodes as $file) { |
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$this->logDebug('Found ' . $file->getPath()); |
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$image = new Image(); |
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$image->setUser($userId); |
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$image->setFile($file->getId()); |
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$image->setModel($model); |
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// todo: this check/insert logic for each image is so inefficient it hurts my mind |
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if ($this->imageMapper->imageExists($image) === null) { |
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// todo: can we have larger transaction with bulk insert? |
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$this->imageMapper->insert($image); |
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$insertedImages++; |
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} |
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} |
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return $insertedImages; |
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} |
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private function forcedCrawlMissing(): bool { |
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if ((array_key_exists('crawl_missing', $this->context->propertyBag)) && |
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(!is_null($this->context->propertyBag['crawl_missing']))) { |
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return ($this->context->propertyBag['crawl_missing'] === true); |
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} |
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return false; |
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} |
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} |
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matiasdelellis /
facerecognition
