84 lines
2.2 KiB
PHP
84 lines
2.2 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Georg Ehrke <georg@owncloud.com>
|
|
* @author Hendrik Leppelsack <hendrik@leppelsack.de>
|
|
* @author Joas Schilling <coding@schilljs.com>
|
|
* @author Lukas Reschke <lukas@statuscode.ch>
|
|
* @author Olivier Paroz <github@oparoz.com>
|
|
* @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 ID3Parser\ID3Parser;
|
|
|
|
class MP3 extends Provider {
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public function getMimeType() {
|
|
return '/audio\/mpeg/';
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) {
|
|
$getID3 = new ID3Parser();
|
|
|
|
$tmpPath = $fileview->toTmpFile($path);
|
|
$tags = $getID3->analyze($tmpPath);
|
|
unlink($tmpPath);
|
|
$picture = isset($tags['id3v2']['APIC'][0]['data']) ? $tags['id3v2']['APIC'][0]['data'] : null;
|
|
if(is_null($picture) && isset($tags['id3v2']['PIC'][0]['data'])) {
|
|
$picture = $tags['id3v2']['PIC'][0]['data'];
|
|
}
|
|
|
|
if(!is_null($picture)) {
|
|
$image = new \OC_Image();
|
|
$image->loadFromData($picture);
|
|
|
|
if ($image->valid()) {
|
|
$image->scaleDownToFit($maxX, $maxY);
|
|
|
|
return $image;
|
|
}
|
|
}
|
|
|
|
return $this->getNoCoverThumbnail();
|
|
}
|
|
|
|
/**
|
|
* Generates a default image when the file has no cover
|
|
*
|
|
* @return bool|\OCP\IImage false if the default image is missing or invalid
|
|
*/
|
|
private function getNoCoverThumbnail() {
|
|
$icon = \OC::$SERVERROOT . '/core/img/filetypes/audio.svg';
|
|
|
|
if(!file_exists($icon)) {
|
|
return false;
|
|
}
|
|
|
|
$image = new \OC_Image();
|
|
$image->loadFromFile($icon);
|
|
return $image->valid() ? $image : false;
|
|
}
|
|
|
|
}
|