nextcloud/lib/private/preview/mp3.php

78 lines
2.0 KiB
PHP
Raw Normal View History

2013-05-29 15:13:47 +04:00
<?php
2013-05-10 01:59:16 +04:00
/**
2015-03-26 13:44:34 +03:00
* @author Georg Ehrke <georg@owncloud.com>
* @author Joas Schilling <nickvergessen@owncloud.com>
2015-06-25 12:43:55 +03:00
* @author Olivier Paroz <github@oparoz.com>
2015-03-26 13:44:34 +03:00
* @author Thomas Tanghus <thomas@tanghus.net>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @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/>
*
2013-05-10 01:59:16 +04:00
*/
2013-05-29 14:33:24 +04:00
namespace OC\Preview;
2013-05-29 15:11:43 +04:00
class MP3 extends Provider {
/**
* {@inheritDoc}
*/
2013-05-29 15:03:33 +04:00
public function getMimeType() {
2013-05-10 01:59:16 +04:00
return '/audio\/mpeg/';
}
/**
* {@inheritDoc}
*/
2013-05-17 13:32:42 +04:00
public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) {
2013-05-29 14:33:24 +04:00
$getID3 = new \getID3();
2013-05-28 13:49:18 +04:00
2013-07-30 14:29:12 +04:00
$tmpPath = $fileview->toTmpFile($path);
$tags = $getID3->analyze($tmpPath);
\getid3_lib::CopyTagsToComments($tags);
if(isset($tags['id3v2']['APIC'][0]['data'])) {
$picture = @$tags['id3v2']['APIC'][0]['data'];
unlink($tmpPath);
$image = new \OC_Image();
$image->loadFromData($picture);
if ($image->valid()) {
$image->scaleDownToFit($maxX, $maxY);
return $image;
}
2013-07-30 14:29:12 +04:00
}
2013-05-28 13:49:18 +04:00
2013-07-30 14:29:12 +04:00
return $this->getNoCoverThumbnail();
2013-05-17 13:32:42 +04:00
}
2013-05-17 21:08:16 +04:00
/**
* Generates a default image when the file has no cover
*
* @return bool|\OCP\IImage false if the default image is missing or invalid
*/
2013-07-30 14:29:12 +04:00
private function getNoCoverThumbnail() {
2013-06-19 12:21:55 +04:00
$icon = \OC::$SERVERROOT . '/core/img/filetypes/audio.png';
if(!file_exists($icon)) {
return false;
}
$image = new \OC_Image();
$image->loadFromFile($icon);
2013-06-19 12:21:55 +04:00
return $image->valid() ? $image : false;
2013-05-10 01:59:16 +04:00
}
}