43 lines
881 B
PHP
43 lines
881 B
PHP
<?php
|
|
/**
|
|
* Nextcloud - Gallery
|
|
*
|
|
* This file is licensed under the Affero General Public License version 3 or
|
|
* later. See the COPYING file.
|
|
*
|
|
* @author Olivier Paroz <galleryapps@oparoz.com>
|
|
*
|
|
* @copyright Olivier Paroz 2017
|
|
*/
|
|
|
|
namespace OCA\Gallery\Service;
|
|
|
|
/**
|
|
* Base64 encoding utility method
|
|
*
|
|
* @package OCA\Gallery\Service
|
|
*/
|
|
trait Base64Encode {
|
|
|
|
/**
|
|
* Returns base64 encoded data of a preview
|
|
*
|
|
* Using base64_encode for files which are downloaded
|
|
* (cached Thumbnails, SVG, GIFs) and using __toStrings
|
|
* for the previews which are instances of \OC_Image
|
|
*
|
|
* @param \OC_Image|string $previewData
|
|
*
|
|
* @return string
|
|
*/
|
|
protected function encode($previewData) {
|
|
if ($previewData instanceof \OC_Image) {
|
|
$previewData = (string)$previewData;
|
|
} else {
|
|
$previewData = base64_encode($previewData);
|
|
}
|
|
|
|
return $previewData;
|
|
}
|
|
}
|