<?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 {
  
  	public function getMimeType() {
  		return '/audio\/mpeg/';
  	}
  
  	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();
  	}
  
  	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;
  	}
  
  }

  \OC\Preview::registerProvider('OC\Preview\MP3');