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- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Georg Ehrke <oc.list@georgehrke.com>
- * @author Joas Schilling <coding@schilljs.com>
- * @author Jörn Friedrich Dreyer <jfd@butonic.de>
- * @author Olivier Paroz <github@oparoz.com>
- * @author Robin Appelman <robin@icewind.nl>
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- *
- * @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\Preview\IProvider;
-
- abstract class Provider implements IProvider {
- private $options;
-
- /**
- * Constructor
- *
- * @param array $options
- */
- public function __construct(array $options = []) {
- $this->options = $options;
- }
-
- /**
- * @return string Regex with the mimetypes that are supported by this provider
- */
- abstract public function getMimeType();
-
- /**
- * Check if a preview can be generated for $path
- *
- * @param \OCP\Files\FileInfo $file
- * @return bool
- */
- public function isAvailable(\OCP\Files\FileInfo $file) {
- return true;
- }
-
- /**
- * Generates thumbnail which fits in $maxX and $maxY and keeps the aspect ratio, for file at path $path
- *
- * @param string $path Path of file
- * @param int $maxX The maximum X size of the thumbnail. It can be smaller depending on the shape of the image
- * @param int $maxY The maximum Y size of the thumbnail. It can be smaller depending on the shape of the image
- * @param bool $scalingup Disable/Enable upscaling of previews
- * @param \OC\Files\View $fileview fileview object of user folder
- * @return bool|\OCP\IImage false if no preview was generated
- */
- abstract public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview);
- }
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