Autoremoving emty artists and empty albyms

[someplayer] / src / filestorage.cpp

diff --git a/src/filestorage.cpp b/src/filestorage.cpp
index a80b733..3d46f0a 100644 (file)
--- a/src/filestorage.cpp
+++ b/src/filestorage.cpp
@@ -22,16 +22,13 @@
 #include <QDirIterator>
 #include <QFileInfo>
 #include <QTextStream>
-#include <QRegExp>
-#include <QDebug>
+#include <QtXml/QtXml>
 
 using namespace SomePlayer::Storage;
 using namespace SomePlayer::DataObjects;
 
 FileStorage::FileStorage(QString path) {
        _path_prefix = path;
-       _meta_regexp.setPattern("#META\\ +\\[(\\d+)\\]\\[(\\d+)\\].*::(.+)::,::(.+)::,::(.+)::");
-       _path_regexp.setPattern("#PATH (.+)");
 
        Playlist current = getCurrentPlaylist();
        if (current.name() == PLAYLIST_BAD_NAME) {
@@ -53,25 +50,37 @@ Playlist FileStorage::getPlaylist(QString name) {
        playlist.setName(PLAYLIST_BAD_NAME);
        if (playlistFile.exists()) {
                playlist.setName(name);
+               QDomDocument doc;
                playlistFile.open(QFile::ReadOnly);
-               QTextStream stream(&playlistFile);
-               QString buffer = stream.readLine();
-               if (buffer.startsWith(_PLAYLIST_SIGNATURE_)) {
-                       while (!stream.atEnd()) {
-                               buffer = stream.readLine();
-                               if (_meta_regexp.indexIn(buffer) != -1) {
-                                       int id = _meta_regexp.cap(1).toInt();
-                                       int seconds = _meta_regexp.cap(2).toInt();
-                                       QString artist = _meta_regexp.cap(3);
-                                       QString album = _meta_regexp.cap(4);
-                                       QString title = _meta_regexp.cap(5);
-                                       buffer = stream.readLine();
-                                       if (_path_regexp.indexIn(buffer) != -1) {
-                                               QString source = _path_regexp.cap(1);
-                                               TrackMetadata meta(title, artist, album, seconds);
-                                               Track track(id, meta, source);
-                                               playlist.addTrack(track);
+               doc.setContent(&playlistFile);
+               playlistFile.close();
+               QDomElement eplaylist = doc.documentElement();
+               if (eplaylist.tagName() == "playlist") {
+                       QDomElement etracklist = eplaylist.firstChildElement("trackList");
+                       if (!etracklist.isNull()) {
+                               QDomElement etrack = etracklist.firstChildElement("track");
+                               while (!etrack.isNull()) {
+                                       QDomElement elocation = etrack.firstChildElement("location");
+                                       QDomElement eextension = etrack.firstChildElement("extension");
+                                       if (!eextension.isNull()) {
+                                               QDomElement ecl_clip = eextension.firstChildElement("cl:clip");
+                                               if (!ecl_clip.isNull()) {
+                                                       QString artist = ecl_clip.attribute("artist");
+                                                       QString album = ecl_clip.attribute("album");
+                                                       QString title = ecl_clip.attribute("title");
+                                                       QDomElement eduration = etrack.firstChildElement("duration");
+                                                       if (!eduration.isNull()) {
+                                                               QVariant duration = eduration.text();
+                                                               QByteArray basource;
+                                                               basource.append(elocation.text());
+                                                               QString source = QUrl::fromEncoded(basource).toLocalFile();
+                                                               TrackMetadata meta(title, artist, album, duration.toInt()/1000);
+                                                               Track track(meta, source);
+                                                               playlist.addTrack(track);
+                                                       }
+                                               }
                                        }
+                                       etrack = etrack.nextSiblingElement("track");
                                }
                        }
                }
@@ -108,14 +117,37 @@ void FileStorage::savePlaylist(Playlist playlist) {
        }
        playlistFile.open(QFile::WriteOnly);
        QTextStream stream(&playlistFile);
-       stream << _PLAYLIST_SIGNATURE_ << endl;
-       const QList<Track> &tracks = playlist.tracks();
-       foreach (Track track, tracks) {
-               stream << _PLAYLIST_META_KEYWORD_ << " [" << track.id() << "]" << "[" << track.metadata().length() << "],::"
-                               << track.metadata().artist() << "::,::" << track.metadata().album() << "::,::"
-                               << track.metadata().title() << "::" << endl;
-               stream << _PLAYLIST_PATH_KEYWORD_ << " " << track.source() << endl;
+       QDomDocument doc;
+       QDomElement root = doc.createElement("playlist");
+       root.setAttribute("version", "1");
+       root.setAttribute("xmlns", "http://xspf.org/ns/0/");
+       root.setAttribute("xmlns:cl", "http://example.com");
+       QDomElement tracklist = doc.createElement("trackList");
+       foreach (Track track, playlist.tracks()) {
+               QDomElement etrack = doc.createElement("track");
+               QDomElement elocation = doc.createElement("location");
+               QDomElement eextension = doc.createElement("extension");
+               QDomElement ecl_clip = doc.createElement("cl:clip");
+               QDomElement etitle = doc.createElement("title");
+               QDomElement eduration = doc.createElement("duration");
+               etitle.appendChild(doc.createTextNode(QString("%1 - %2").arg(track.metadata().artist()).arg(track.metadata().title())));
+               ecl_clip.setAttribute("title", track.metadata().title());
+               ecl_clip.setAttribute("artist", track.metadata().artist());
+               ecl_clip.setAttribute("album", track.metadata().album());
+               eextension.appendChild(ecl_clip);
+               eextension.setAttribute("application", "http://example.com");
+               elocation.appendChild(doc.createTextNode(QString("%1").arg(QUrl::fromLocalFile(track.source()).toEncoded().constData())));
+               eduration.appendChild(doc.createTextNode(QString("%1").arg(track.metadata().length()*1000)));
+               etrack.appendChild(elocation);
+               etrack.appendChild(eextension);
+               etrack.appendChild(etitle);
+               etrack.appendChild(eduration);
+               tracklist.appendChild(etrack);
        }
+       root.appendChild(tracklist);
+       doc.appendChild(root);
+       stream << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
+       stream << doc.toString();
 }
 
 void FileStorage::removePlaylist(Playlist playlist) {