119 lines
3.0 KiB
PHP
119 lines
3.0 KiB
PHP
<?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 <mati86dl@gmail.com>
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*
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* @author Matias De lellis <mati86dl@gmail.com>
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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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