git.maemo.org Git - someplayer/blob - src/library.cpp

   1 /*
   2  * SomePlayer - An alternate music player for Maemo 5
   3  * Copyright (C) 2010 Nikolay (somebody) Tischenko <niktischenko@gmail.com>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  */
  19
  20 #include "library.h"
  21
  22 using namespace SomePlayer::DataObjects;
  23 using namespace SomePlayer::Storage;
  24
  25 #include "mediascanner.h"
  26 #include <QDir>
  27 #include <QDebug>
  28
  29 Library::Library(QString databasePath, QString playlistsPath) : QObject(0) {
  30         _library_storage = new DbStorage(databasePath);
  31         _playlist_storage = new FileStorage(playlistsPath);
  32         _scanner = new MediaScanner();
  33         _resolver = new TagResolver(this);
  34         connect(_scanner, SIGNAL(scanFinish(QStringList)), this, SLOT(_scanned(QStringList)));
  35         connect(_resolver, SIGNAL(started()), this, SIGNAL(started()));
  36         connect(_resolver, SIGNAL(done()), this, SIGNAL(done()));
  37         connect(_resolver, SIGNAL(decoded(Track)), this, SLOT(_decoded(Track)));
  38 }
  39
  40 Library::~Library() {
  41         delete _library_storage;
  42         delete _playlist_storage;
  43 }
  44
  45 void Library::addDirectory(QString path, bool async) {
  46         _scanner->init(path);
  47         if (async) _scanner->start(QThread::LowestPriority);
  48         else _scanner->run();
  49 }
  50
  51 void Library::addFile(QString path) {
  52         QStringList files(path);
  53         _resolver->decode(files);
  54 }
  55
  56 QList<QString> Library::getArtists() {
  57         return _library_storage->getArtists();
  58 }
  59
  60 QMap<QString, int> Library::getAlbumsForArtist(QString artist) {
  61         return _library_storage->getAlbumsForArtist(artist);
  62 }
  63
  64 QList<Track> Library::getTracksForAlbum(QString album, QString artist) {
  65         return _library_storage->getTracksForAlbum(album, artist);
  66 }
  67
  68
  69 // dynamic:
  70
  71 Playlist Library::getFavorites() {
  72         return _library_storage->getFavorites();
  73 }
  74
  75 Playlist Library::getMostPlayed() {
  76         return _library_storage->getMostPlayed();
  77 }
  78
  79 Playlist Library::getNeverPlayed() {
  80         return _library_storage->getNeverPlayed();
  81 }
  82
  83 Playlist Library::getRecentlyAdded() {
  84         return _library_storage->getRecentlyAdded();
  85 }
  86
  87
  88 void Library::removeTrack(Track track) {
  89         _library_storage->removeTrack(track);
  90 }
  91
  92 void Library::addTrack(Track track) {
  93         _library_storage->addTrack(track);
  94 }
  95
  96 void Library::addToFavorites(Track track) {
  97         _library_storage->addToFavorites(track);
  98 }
  99
 100 void Library::updateTrackCount(Track track) {
 101         _library_storage->updateTrackCount(track);
 102 }
 103
 104
 105 // playlists:
 106
 107 QList<Playlist> Library::getPlaylists() {
 108         return _playlist_storage->getPlaylists();
 109 }
 110
 111 QStringList Library::getPlaylistsNames() {
 112         return _playlist_storage->getPlaylistsNames();
 113 }
 114
 115 Playlist Library::getPlaylist(QString name) {
 116         return _playlist_storage->getPlaylist(name);
 117 }
 118
 119 void Library::savePlaylist(const Playlist &playlist) {
 120         _playlist_storage->savePlaylist(playlist);
 121 }
 122
 123 void Library::removePlaylist(const Playlist &playlist) {
 124         _playlist_storage->removePlaylist(playlist);
 125 }
 126
 127 void Library::removePlaylist(QString name) {
 128         _playlist_storage->removePlaylist(name);
 129 }
 130
 131 Playlist Library::getCurrentPlaylist() {
 132         return _playlist_storage->getCurrentPlaylist();
 133 }
 134
 135 void Library::saveCurrentPlaylist(const Playlist &playlist) {
 136         _playlist_storage->saveCurrentPlaylist(playlist);
 137 }
 138
 139 void Library::_decoded(Track track) {
 140         emit tick();
 141         addTrack(track);
 142 }
 143
 144 void Library::_scanned(QStringList files) {
 145         emit allCount(files.count());
 146         _resolver->decode(files);
 147 }
 148
 149 void Library::updateTrackMetadata(Track track) {
 150         Track ntrack = _library_storage->updateTrack(track);
 151         // update all playlists
 152         QList<QString> playlists = getPlaylistsNames();
 153         foreach (QString name, playlists) {
 154                 Playlist pl = getPlaylist(name);
 155                 QList<Track> tracks = pl.tracks();
 156                 int pos = tracks.indexOf(ntrack); // comparing using source
 157                 tracks.removeOne(ntrack); // comparing using source
 158                 tracks.insert(pos, ntrack);
 159                 pl.setTracks(tracks);
 160                 savePlaylist(pl);
 161         }
 162         _resolver->updateTags(ntrack);
 163 }
 164
 165 QList<Track> Library::search(QString pattern) {
 166         return _library_storage->search(pattern);
 167 }
 168
 169 QList<QString> Library::getDirectories() {
 170         return _library_storage->getDirectories();
 171 }
 172
 173 int Library::getArtistsCount() {
 174         return _library_storage->getArtistsCount();
 175 }
 176
 177 int Library::getAlbumsCount() {
 178         return _library_storage->getAlbumsCount();
 179 }
 180
 181 int Library::getTracksCount() {
 182         return _library_storage->getTracksCount();
 183 }
 184
 185 void Library::updateAll() {
 186         QList<QString> directories = _library_storage->getDirectories();
 187         updateDirectories(directories);
 188 }
 189
 190 void Library::updateDirectories(QList<QString> directories) {
 191         foreach (QString directory, directories) {
 192                 _library_storage->checkTracksFrom(directory);
 193                 addDirectory(directory, false);
 194         }
 195 }
 196
 197 void Library::deleteDirectories(QList<QString> directories) {
 198         foreach (QString directory, directories) {
 199                 _library_storage->deleteTracksFrom(directory);
 200         }
 201 }
 202
 203 void Library::updatePlaylists() {
 204         emit started();
 205         QList<QString> playlists = getPlaylistsNames();
 206         emit allCount(playlists.count());
 207         foreach (QString name, playlists) {
 208                 Playlist playlist = getPlaylist(name);
 209                 QList<Track> tracks = playlist.tracks();
 210                 QList<Track> ntracks;
 211                 foreach (const Track &track, tracks) {
 212                         if (QFile::exists(track.source())) {
 213                                 ntracks.append(track);
 214                         }
 215                 }
 216                 playlist.setTracks(ntracks);
 217                 savePlaylist(playlist);
 218                 emit tick();
 219         }
 220         emit done();
 221 }