65 lines
1.8 KiB
PHP
65 lines
1.8 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
||
|
|
*
|
||
|
|
* @author Georg Ehrke <oc.list@georgehrke.com>
|
||
|
|
* @author Joas Schilling <coding@schilljs.com>
|
||
|
|
* @author josh4trunks <joshruehlig@gmail.com>
|
||
|
|
* @author Olivier Paroz <github@oparoz.com>
|
||
|
|
* @author Robin Appelman <robin@icewind.nl>
|
||
|
|
* @author Roeland Jago Douma <roeland@famdouma.nl>
|
||
|
|
* @author Thomas Müller <thomas.mueller@tmit.eu>
|
||
|
|
* @author Thomas Tanghus <thomas@tanghus.net>
|
||
|
|
*
|
||
|
|
* @license AGPL-3.0
|
||
|
|
*
|
||
|
|
* This code is free software: you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU Affero General Public License, version 3,
|
||
|
|
* as published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU Affero General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU Affero General Public License, version 3,
|
||
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
namespace OC\Preview;
|
||
|
|
|
||
|
|
use OCP\Files\File;
|
||
|
|
use OCP\IImage;
|
||
|
|
|
||
|
|
abstract class Image extends ProviderV2 {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* {@inheritDoc}
|
||
|
|
*/
|
||
|
|
public function getThumbnail(File $file, int $maxX, int $maxY): ?IImage {
|
||
|
|
$maxSizeForImages = \OC::$server->getConfig()->getSystemValue('preview_max_filesize_image', 50);
|
||
|
|
$size = $file->getSize();
|
||
|
|
|
||
|
|
if ($maxSizeForImages !== -1 && $size > ($maxSizeForImages * 1024 * 1024)) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
$image = new \OC_Image();
|
||
|
|
|
||
|
|
$fileName = $this->getLocalFile($file);
|
||
|
|
|
||
|
|
$image->loadFromFile($fileName);
|
||
|
|
$image->fixOrientation();
|
||
|
|
|
||
|
|
$this->cleanTmpFiles();
|
||
|
|
|
||
|
|
if ($image->valid()) {
|
||
|
|
$image->scaleDownToFit($maxX, $maxY);
|
||
|
|
|
||
|
|
return $image;
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|