/*
This file is part of Subsonic.
Subsonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Subsonic 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Subsonic. If not, see .
Copyright 2009 (C) Sindre Mehus
*/
package github.daneren2005.subphonic.service;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.Reader;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Random;
import java.util.Set;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import github.daneren2005.subphonic.domain.Artist;
import github.daneren2005.subphonic.domain.Indexes;
import github.daneren2005.subphonic.domain.JukeboxStatus;
import github.daneren2005.subphonic.domain.Lyrics;
import github.daneren2005.subphonic.domain.MusicDirectory;
import github.daneren2005.subphonic.domain.MusicFolder;
import github.daneren2005.subphonic.domain.Playlist;
import github.daneren2005.subphonic.domain.SearchCritera;
import github.daneren2005.subphonic.domain.SearchResult;
import github.daneren2005.subphonic.service.parser.PlaylistParser;
import github.daneren2005.subphonic.util.Constants;
import github.daneren2005.subphonic.util.FileUtil;
import github.daneren2005.subphonic.util.ProgressListener;
import github.daneren2005.subphonic.util.Util;
/**
* @author Sindre Mehus
*/
public class OfflineMusicService extends RESTMusicService {
@Override
public boolean isLicenseValid(Context context, ProgressListener progressListener) throws Exception {
return true;
}
@Override
public Indexes getIndexes(String musicFolderId, boolean refresh, Context context, ProgressListener progressListener) throws Exception {
List artists = new ArrayList();
File root = FileUtil.getMusicDirectory(context);
for (File file : FileUtil.listFiles(root)) {
if (file.isDirectory()) {
Artist artist = new Artist();
artist.setId(file.getPath());
artist.setIndex(file.getName().substring(0, 1));
artist.setName(file.getName());
artists.add(artist);
}
}
return new Indexes(0L, Collections.emptyList(), artists);
}
@Override
public MusicDirectory getMusicDirectory(String id, boolean refresh, Context context, ProgressListener progressListener) throws Exception {
File dir = new File(id);
MusicDirectory result = new MusicDirectory();
result.setName(dir.getName());
Set names = new HashSet();
for (File file : FileUtil.listMusicFiles(dir)) {
String name = getName(file);
if (name != null & !names.contains(name)) {
names.add(name);
result.addChild(createEntry(context, file, name));
}
}
return result;
}
private String getName(File file) {
String name = file.getName();
if (file.isDirectory()) {
return name;
}
if (name.endsWith(".partial") || name.contains(".partial.") || name.equals(Constants.ALBUM_ART_FILE)) {
return null;
}
name = name.replace(".complete", "");
return FileUtil.getBaseName(name);
}
private MusicDirectory.Entry createEntry(Context context, File file, String name) {
MusicDirectory.Entry entry = new MusicDirectory.Entry();
entry.setDirectory(file.isDirectory());
entry.setId(file.getPath());
entry.setParent(file.getParent());
entry.setSize(file.length());
String root = FileUtil.getMusicDirectory(context).getPath();
entry.setPath(file.getPath().replaceFirst("^" + root + "/" , ""));
if (file.isFile()) {
entry.setArtist(file.getParentFile().getParentFile().getName());
entry.setAlbum(file.getParentFile().getName());
}
entry.setTitle(name);
entry.setSuffix(FileUtil.getExtension(file.getName().replace(".complete", "")));
File albumArt = FileUtil.getAlbumArtFile(context, entry);
if (albumArt.exists()) {
entry.setCoverArt(albumArt.getPath());
}
return entry;
}
@Override
public Bitmap getCoverArt(Context context, MusicDirectory.Entry entry, int size, boolean saveToFile, ProgressListener progressListener) throws Exception {
InputStream in = new FileInputStream(entry.getCoverArt());
try {
byte[] bytes = Util.toByteArray(in);
Bitmap bitmap = BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
return Bitmap.createScaledBitmap(bitmap, size, size, true);
} finally {
Util.close(in);
}
}
@Override
public List getMusicFolders(boolean refresh, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Music folders not available in offline mode");
}
@Override
public SearchResult search(SearchCritera criteria, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Search not available in offline mode");
}
@Override
public List getPlaylists(boolean refresh, Context context, ProgressListener progressListener) throws Exception {
List playlists = new ArrayList();
File root = FileUtil.getPlaylistDirectory();
for (File file : FileUtil.listFiles(root)) {
Playlist playlist = new Playlist(file.getName(), file.getName());
playlists.add(playlist);
}
return playlists;
}
@Override
public MusicDirectory getPlaylist(String id, String name, Context context, ProgressListener progressListener) throws Exception {
DownloadService downloadService = DownloadServiceImpl.getInstance();
if (downloadService == null) {
return new MusicDirectory();
}
Reader reader = null;
try {
reader = new FileReader(FileUtil.getPlaylistFile(name));
MusicDirectory fullList = new PlaylistParser(context).parse(reader, progressListener);
MusicDirectory playlist = new MusicDirectory();
for(MusicDirectory.Entry song: fullList.getChildren()) {
DownloadFile downloadFile = downloadService.forSong(song);
File completeFile = downloadFile.getCompleteFile();
if(completeFile.exists()) {
playlist.addChild(song);
}
}
return playlist;
} finally {
Util.close(reader);
}
}
@Override
public void createPlaylist(String id, String name, List entries, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Playlists not available in offline mode");
}
@Override
public Lyrics getLyrics(String artist, String title, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Lyrics not available in offline mode");
}
@Override
public void scrobble(String id, boolean submission, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Scrobbling not available in offline mode");
}
@Override
public MusicDirectory getAlbumList(String type, int size, int offset, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Album lists not available in offline mode");
}
@Override
public String getVideoUrl(Context context, String id) {
return null;
}
@Override
public JukeboxStatus updateJukeboxPlaylist(List ids, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Jukebox not available in offline mode");
}
@Override
public JukeboxStatus skipJukebox(int index, int offsetSeconds, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Jukebox not available in offline mode");
}
@Override
public JukeboxStatus stopJukebox(Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Jukebox not available in offline mode");
}
@Override
public JukeboxStatus startJukebox(Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Jukebox not available in offline mode");
}
@Override
public JukeboxStatus getJukeboxStatus(Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Jukebox not available in offline mode");
}
@Override
public JukeboxStatus setJukeboxGain(float gain, Context context, ProgressListener progressListener) throws Exception {
throw new OfflineException("Jukebox not available in offline mode");
}
@Override
public MusicDirectory getRandomSongs(int size, Context context, ProgressListener progressListener) throws Exception {
File root = FileUtil.getMusicDirectory(context);
List children = new LinkedList();
listFilesRecursively(root, children);
MusicDirectory result = new MusicDirectory();
if (children.isEmpty()) {
return result;
}
Random random = new Random();
for (int i = 0; i < size; i++) {
File file = children.get(random.nextInt(children.size()));
result.addChild(createEntry(context, file, getName(file)));
}
return result;
}
private void listFilesRecursively(File parent, List children) {
for (File file : FileUtil.listMusicFiles(parent)) {
if (file.isFile()) {
children.add(file);
} else {
listFilesRecursively(file, children);
}
}
}
}