nextcloud/lib/private/preview/mp3.php

58 lines
1.3 KiB
PHP

<?php
/**
* Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace OC\Preview;
class MP3 extends Provider {
/**
* {@inheritDoc}
*/
public function getMimeType() {
return '/audio\/mpeg/';
}
/**
* {@inheritDoc}
*/
public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) {
$getID3 = new \getID3();
$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);
return $image->valid() ? $image : $this->getNoCoverThumbnail();
}
return $this->getNoCoverThumbnail();
}
/**
* Generates a default image when the file has no cover
*
* @return false|\OC_Image False if the default image is missing or invalid,
* otherwise the image is returned as \OC_Image
*/
private function getNoCoverThumbnail() {
$icon = \OC::$SERVERROOT . '/core/img/filetypes/audio.png';
if(!file_exists($icon)) {
return false;
}
$image = new \OC_Image();
$image->loadFromFile($icon);
return $image->valid() ? $image : false;
}
}