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<?php |
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/** |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* |
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* @author Joas Schilling <[email protected]> |
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* @author Lukas Reschke <[email protected]> |
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* @author Roeland Jago Douma <[email protected]> |
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* @author Sebastian Wessalowski <[email protected]> |
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* @author Thomas Müller <[email protected]> |
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* @author Vincent Petry <[email protected]> |
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* |
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* @license AGPL-3.0 |
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* |
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* This code 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, version 3, |
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* as published by the Free Software Foundation. |
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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, version 3, |
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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\Service; |
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use OCP\Files\IAppData; |
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use OCP\Files\NotFoundException; |
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use OCP\Files\NotPermittedException; |
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use OCP\ICache; |
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class FileCache implements ICache { |
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const TIMEOUT = 60*60*24*30*2; // two months |
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protected $storage; |
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public function __construct(IAppData $appData) { |
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try { |
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$this->storage = $appData->getFolder('cache'); |
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} catch (NotFoundException $e) { |
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$appData->newFolder('cache'); |
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$this->storage = $appData->getFolder('cache'); |
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} |
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} |
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/** |
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* @param string $key |
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* @return mixed|null |
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* @throws NotFoundException |
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* @throws NotPermittedException |
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*/ |
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public function get($key) { |
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$result = null; |
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if ($this->hasKey($key)) { |
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$result = $this->storage->getFile($key)->getContent(); |
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} |
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return $result; |
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} |
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/** |
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* Returns the size of the stored/cached data |
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* |
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* @param string $key |
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* @return int |
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* @throws NotFoundException |
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*/ |
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public function size($key) { |
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$result = 0; |
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if ($this->hasKey($key)) { |
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$result = $this->storage->getFile($key)->getSize(); |
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} |
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return $result; |
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} |
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/** |
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* @param string $key |
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* @param mixed $value |
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* @param int $ttl |
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* @return bool|mixed |
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* @throws NotFoundException |
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* @throws NotPermittedException |
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*/ |
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public function set($key, $value, $ttl = 0) { |
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$file = $this->storage->newFile($key); |
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$file->putContent($value); |
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return true; |
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} |
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/** |
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* @param string $key |
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* @return bool |
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*/ |
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public function hasKey($key) { |
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if ($this->storage->fileExists($key)) { |
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return true; |
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} |
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return false; |
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} |
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/** |
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* @param string $key |
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* @return bool|mixed |
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* @throws NotFoundException |
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* @throws NotPermittedException |
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*/ |
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public function remove($key) { |
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return $this->storage->getFile($key)->delete(); |
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} |
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/** |
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* @param string $prefix |
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* @return void |
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* @throws NotPermittedException |
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*/ |
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public function clear($prefix = '') { |
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$this->storage->delete(); |
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} |
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/** |
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* Runs GC |
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* |
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* @throws NotPermittedException |
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*/ |
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public function gc() { |
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foreach ($this->storage->getDirectoryListing() as $file) { |
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if (time() - self::TIMEOUT > $file->getMTime()) { |
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$file->delete(); |
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} |
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} |
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} |
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} |
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matiasdelellis /
facerecognition
