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<?php
/**
* ownCloud - media plugin
*
* @author Robin Appelman
* @copyright 2010 Robin Appelman icewind1991@gmail.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
require_once('getID3/getid3/getid3.php');
//class for scanning directories for music
class OC_MEDIA_SCANNER{
static private $getID3=false;
//these are used to store which artists and albums we found, it can save a lot of addArtist/addAlbum calls
static private $artists=array();
static private $albums=array();//stored as "$artist/$album" to allow albums with the same name from different artists
/**
* scan a folder for music
* @param string $path
* @return int the number of songs found
*/
public static function scanFolder($path){
if (OC_FILESYSTEM::is_dir($path)) {
$songs=0;
if ($dh = OC_FILESYSTEM::opendir($path)) {
while (($filename = readdir($dh)) !== false) {
if($filename<>'.' and $filename<>'..' and substr($filename,0,1)!='.'){
$file=$path.'/'.$filename;
if(OC_FILESYSTEM::is_dir($file)){
$songs+=self::scanFolder($file);
}elseif(OC_FILESYSTEM::is_file($file)){
if(self::scanFile($file)){
$songs++;
}
}
}
}
}
}elseif(OC_FILESYSTEM::is_file($path)){
$songs=1;
self::scanFile($path);
}else{
$songs=0;
}
return $songs;
}
/**
* scan a file for music
* @param string $path
* @return boolean
*/
public static function scanFile($path){
if(!self::$getID3){
self::$getID3=@new getID3();
}
$file=OC_FILESYSTEM::getLocalFile($path);
$data=@self::$getID3->analyze($file);
getid3_lib::CopyTagsToComments($data);
if(!isset($data['comments'])){
error_log("error reading id3 tags in '$file'");
return;
}
if(!isset($data['comments']['artist'])){
error_log("error reading artist tag in '$file'");
$artist='unknown';
}else{
$artist=stripslashes($data['comments']['artist'][0]);
$artist=utf8_encode($artist);
}
if(!isset($data['comments']['album'])){
error_log("error reading album tag in '$file'");
$album='unknown';
}else{
$album=stripslashes($data['comments']['album'][0]);
$album=utf8_encode($album);
}
if(!isset($data['comments']['title'])){
error_log("error reading title tag in '$file'");
$title='unknown';
}else{
$title=stripslashes($data['comments']['title'][0]);
$title=utf8_encode($title);
}
$size=$data['filesize'];
$track=(isset($data['comments']['track']))?$data['comments']['track'][0]:0;
$length=round($data['playtime_seconds']);
if(!isset(self::$artists[$artist])){
$artistId=OC_MEDIA_COLLECTION::addArtist($artist);
self::$artists[$artist]=$artistId;
}else{
$artistId=self::$artists[$artist];
}
if(!isset(self::$albums[$artist.'/'.$album])){
$albumId=OC_MEDIA_COLLECTION::addAlbum($album,$artistId);
self::$albums[$artist.'/'.$album]=$albumId;
}else{
$albumId=self::$albums[$artist.'/'.$album];
}
$songId=OC_MEDIA_COLLECTION::addSong($title,$path,$artistId,$albumId,$length,$track,$size);
return !($title=='unkown' && $artist=='unkown' && $album=='unkown');
}
}
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