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<?php |
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/** |
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* @author Georg Ehrke <[email protected]> |
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* @author Joas Schilling <[email protected]> |
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* @author josh4trunks <[email protected]> |
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* @author Olivier Paroz <[email protected]> |
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* @author Robin Appelman <[email protected]> |
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* @author Thomas Müller <[email protected]> |
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* @author Thomas Tanghus <[email protected]> |
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* |
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* @copyright Copyright (c) 2018, ownCloud GmbH |
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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 OC\Preview; |
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use OCP\Files\File; |
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use OCP\Preview\IProvider2; |
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abstract class Image implements IProvider2 { |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getThumbnail(File $file, $maxX, $maxY, $scalingUp) { |
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$maxSizeForImages = \OC::$server->getConfig()->getSystemValue('preview_max_filesize_image', 50); |
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$size = $file->getSize(); |
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if ($maxSizeForImages !== -1 && $size > ($maxSizeForImages * 1024 * 1024)) { |
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return false; |
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} |
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$image = new \OC_Image(); |
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$stream = $file->fopen('r'); |
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$image->loadFromFileHandle($stream); |
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$image->fixOrientation(); |
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fclose($stream); |
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if ($image->valid()) { |
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$image->scaleDownToFit($maxX, $maxY); |
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return $image; |
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} |
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return false; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function isAvailable(File $file) { |
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return true; |
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} |
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} |
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owncloud /
core
