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<?php |
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/** |
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* @copyright Copyright (c) 2016, Roeland Jago Douma <[email protected]> |
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* @copyright Copyright (c) 2017, Matias De lellis <[email protected]> |
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* |
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* @author Roeland Jago Douma <[email protected]> |
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* @author Matias De lellis <[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; |
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use OCP\Files\Folder; |
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use OCP\Files\IHomeStorage; |
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use OCP\Files\Node; |
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use OCP\IConfig; |
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use OCP\IDBConnection; |
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use OCP\ILogger; |
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use OCP\IUserManager; |
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use OCA\FaceRecognition\BackgroundJob\Tasks\AddMissingImagesTask; |
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use OCA\FaceRecognition\Db\Face; |
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use OCA\FaceRecognition\Db\Image; |
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use OCA\FaceRecognition\Db\FaceMapper; |
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use OCA\FaceRecognition\Db\ImageMapper; |
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use OCA\FaceRecognition\Db\PersonMapper; |
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use OCA\FaceRecognition\Helper\Requirements; |
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use OCA\FaceRecognition\Migration\AddDefaultFaceModel; |
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class Watcher { |
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/** @var IConfig Config */ |
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private $config; |
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/** @var ILogger Logger */ |
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private $logger; |
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/** @var IDBConnection */ |
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private $connection; |
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/** @var IUserManager */ |
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private $userManager; |
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/** @var FaceMapper */ |
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private $faceMapper; |
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/** @var ImageMapper */ |
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private $imageMapper; |
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/** @var PersonMapper */ |
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private $personMapper; |
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/** |
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* Watcher constructor. |
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* |
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* @param IConfig $config |
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* @param ILogger $logger |
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* @param IDBConnection $connection |
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* @param IUserManager $userManager |
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* @param FaceMapper $faceMapper |
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* @param ImageMapper $imageMapper |
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* @param PersonMapper $personMapper |
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*/ |
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public function __construct(IConfig $config, |
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ILogger $logger, |
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IDBConnection $connection, |
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IUserManager $userManager, |
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FaceMapper $faceMapper, |
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ImageMapper $imageMapper, |
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PersonMapper $personMapper) |
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{ |
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$this->config = $config; |
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4 |
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$this->logger = $logger; |
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4 |
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$this->connection = $connection; |
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$this->userManager = $userManager; |
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$this->faceMapper = $faceMapper; |
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$this->imageMapper = $imageMapper; |
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$this->personMapper = $personMapper; |
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} |
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/** |
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* A node has been updated. We just store the file id |
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* with the current user in the DB |
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* |
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* @param Node $node |
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*/ |
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public function postWrite(Node $node) { |
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$model = intval($this->config->getAppValue('facerecognition', 'model', AddDefaultFaceModel::DEFAULT_FACE_MODEL_ID)); |
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// FIXME: Can we know if it is a local or shared file? |
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// todo: should we also care about this too: instanceOfStorage(ISharedStorage::class); |
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/*if ($node->getStorage()->instanceOfStorage(IHomeStorage::class) === false) { |
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return; |
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}*/ |
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if ($node instanceof Folder) { |
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return; |
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} |
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// todo: issue #37 - if we detect .nomedia written, reset some global flag such that RemoveMissingImagesTask is triggered. |
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if (!Requirements::isImageTypeSupported($node->getMimeType())) { |
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return; |
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} |
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// If we detect .nomedia file anywhere on the path to root folder (id===null), bail out |
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$parentNode = $node->getParent(); |
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while (($parentNode instanceof Folder) && ($parentNode->getId() !== null)) { |
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if ($parentNode->nodeExists('.nomedia')) { |
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$this->logger->debug( |
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"Skipping inserting image " . $node->getName() . " because directory " . $parentNode->getName() . " contains .nomedia file"); |
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return; |
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} |
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$parentNode = $parentNode->getParent(); |
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} |
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$owner = $node->getOwner()->getUid(); |
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if (!$this->userManager->userExists($owner)) { |
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$this->logger->debug( |
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"Skipping inserting image " . $node->getName() . " because it seems that user " . $owner . " doesn't exist"); |
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return; |
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} |
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$this->logger->debug("Inserting/updating image " . $node->getName() . " for face recognition"); |
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$image = new Image(); |
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$image->setUser($owner); |
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$image->setFile($node->getId()); |
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$image->setModel($model); |
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$imageId = $this->imageMapper->imageExists($image); |
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if ($imageId === null) { |
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// todo: can we have larger transaction with bulk insert? |
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$this->imageMapper->insert($image); |
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} else { |
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$this->imageMapper->resetImage($image); |
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// note that invalidatePersons depends on existence of faces for a given image, |
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// and we must invalidate before we delete faces! |
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$this->personMapper->invalidatePersons($imageId); |
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$this->faceMapper->removeFaces($imageId); |
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} |
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} |
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/** |
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* A node has been delete. Remove faces with file id |
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* with the current user in the DB |
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* |
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* @param Node $node |
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*/ |
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public function postDelete(Node $node) { |
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$model = intval($this->config->getAppValue('facerecognition', 'model', AddDefaultFaceModel::DEFAULT_FACE_MODEL_ID)); |
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// todo: should we also care about this too: instanceOfStorage(ISharedStorage::class); |
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if ($node->getStorage()->instanceOfStorage(IHomeStorage::class) === false) { |
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return; |
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} |
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if ($node instanceof Folder) { |
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return; |
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} |
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if ($node->getName() === '.nomedia') { |
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// If user deleted file named .nomedia, that means all images in this and all child directories should be added. |
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// But, instead of doing that here, better option seem to be to just reset global flag that image scan is not done. |
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// This will trigger another round of image crawling in AddMissingImagesTask and those images will be added. |
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$this->config->setAppValue('facerecognition', AddMissingImagesTask::FULL_IMAGE_SCAN_DONE_KEY, 'false'); |
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return; |
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} |
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if (!Requirements::isImageTypeSupported($node->getMimeType())) { |
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return; |
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} |
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$owner = $node->getOwner()->getUid(); |
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$this->logger->debug("Deleting image " . $node->getName() . " from face recognition"); |
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$image = new Image(); |
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$image->setUser($owner); |
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$image->setFile($node->getId()); |
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$image->setModel($model); |
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$imageId = $this->imageMapper->imageExists($image); |
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if ($imageId !== null) { |
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// note that invalidatePersons depends on existence of faces for a given image, |
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// and we must invalidate before we delete faces! |
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$this->personMapper->invalidatePersons($imageId); |
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$this->faceMapper->removeFaces($imageId); |
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$image->setId($imageId); |
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$this->imageMapper->delete($image); |
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} |
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} |
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} |
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matiasdelellis /
facerecognition
