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<?php |
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declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2019-2023 Matias De lellis <[email protected]> |
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* |
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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\Service; |
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use OCP\ITempManager; |
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class DownloadService { |
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/** @var ITempManager */ |
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private $tempManager; |
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public function __construct(ITempManager $tempManager) |
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{ |
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$this->tempManager = $tempManager; |
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} |
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/** |
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* Download a file in a temporary folder |
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* |
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* @param string $fileUrl url to download. |
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* @return string temp file downloaded. |
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* |
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* @throws \Exception |
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*/ |
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public function downloadFile(string $fileUrl): string { |
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$tempFolder = $this->tempManager->getTemporaryFolder('/facerecognition/'); |
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$tempFile = $tempFolder . basename($fileUrl); |
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$fp = fopen($tempFile, 'w+'); |
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if ($fp === false) { |
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throw new \Exception('Could not open the file to write: ' . $tempFile); |
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} |
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$ch = curl_init($fileUrl); |
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if ($ch === false) { |
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throw new \Exception('Curl error: unable to initialize curl'); |
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} |
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curl_setopt_array($ch, [ |
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CURLOPT_FILE => $fp, |
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CURLOPT_FOLLOWLOCATION => true, |
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CURLOPT_SSL_VERIFYPEER => false, |
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CURLOPT_SSL_VERIFYHOST => 0, |
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CURLOPT_USERAGENT => 'Nextcloud-Face-Recognition-Service', |
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]); |
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if (curl_exec($ch) === false) { |
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throw new \Exception('Curl error: ' . curl_error($ch)); |
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} |
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$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); |
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if ($httpCode !== 200) { |
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$statusCodes = [ |
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400 => 'Bad request', |
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401 => 'Unauthorized', |
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403 => 'Forbidden', |
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404 => 'Not Found', |
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500 => 'Internal Server Error', |
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502 => 'Bad Gateway', |
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503 => 'Service Unavailable', |
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504 => 'Gateway Timeout', |
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]; |
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$message = 'Download failed'; |
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if(isset($statusCodes[$httpCode])) { |
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$message .= ' - ' . $statusCodes[$httpCode] . ' (HTTP ' . $httpCode . ')'; |
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} else { |
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$message .= ' - HTTP status code: ' . $httpCode; |
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} |
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$curlErrorMessage = curl_error($ch); |
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if(!empty($curlErrorMessage)) { |
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$message .= ' - curl error message: ' . $curlErrorMessage; |
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} |
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$message .= ' - URL: ' . htmlentities($fileUrl); |
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throw new \Exception($message); |
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} |
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curl_close($ch); |
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fclose($fp); |
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return $tempFile; |
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} |
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/** |
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* Remove any temporary file from the service. |
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* |
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* @return void |
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*/ |
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public function clean(): void { |
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$this->tempManager->clean(); |
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} |
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} |
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matiasdelellis /
facerecognition
