X-Git-Url: https://vcs.maemo.org/git/?a=blobdiff_plain;f=src%2Ffilestorage.cpp;h=1ddb878b259c777ccd0887a0bf6a3dc021a3bc95;hb=9d2d4bdd19da6c68ac764d6b6ce5cf94bd81c147;hp=f383a1c7988e67081e65d98ae955b1b5d5f63d18;hpb=c92d96e01d110d72cee8e8d307667507bf5d6fff;p=someplayer

diff --git a/src/filestorage.cpp b/src/filestorage.cpp
index f383a1c..1ddb878 100644
--- a/src/filestorage.cpp
+++ b/src/filestorage.cpp
@@ -1,17 +1,43 @@
+/*
+ * SomePlayer - An alternate music player for Maemo 5
+ * Copyright (C) 2010 Nikolay (somebody) Tischenko <niktischenko@gmail.com>
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
 #include "filestorage.h"
 #include <QDir>
 #include <QDirIterator>
 #include <QFileInfo>
 #include <QTextStream>
+#include <QtXml/QtXml>
+// legacy _start_
 #include <QRegExp>
+// legacy _end_
 
 using namespace SomePlayer::Storage;
 using namespace SomePlayer::DataObjects;
 
 FileStorage::FileStorage(QString path) {
 	_path_prefix = path;
-	_meta_regexp.setPattern("#META \\[(\\d+)\\].*::(.+)::,::(.+)::,::(.+)::");
-	_path_regexp.setPattern("#PATH (.+)");
+
+	Playlist current = getCurrentPlaylist();
+	if (current.name() == PLAYLIST_BAD_NAME) {
+		current.setName(_CURRENT_PLAYLIST_NAME_);
+		saveCurrentPlaylist(current);
+	}
 }
 
 QList<Playlist> FileStorage::getPlaylists() {
@@ -20,32 +46,86 @@ QList<Playlist> FileStorage::getPlaylists() {
 }
 
 Playlist FileStorage::getPlaylist(QString name) {
-	QFile playlistFile (_path_prefix+"/"+name+_PLAYLIST_FILE_EXTENSION_);
+	if (name == _CURRENT_PLAYLIST_SUBST_)
+		name = _CURRENT_PLAYLIST_NAME_;
+	QFile playlistFile (_path_prefix + "/" + name + "." + _PLAYLIST_FILE_EXTENSION_OLD_); // remove OLD_ in next version
 	Playlist playlist;
-	playlist.setName("Bad playlist");
+	playlist.setName(PLAYLIST_BAD_NAME);
+	// legacy _start_
 	if (playlistFile.exists()) {
-		playlist.setName(name);
+		qWarning() << "Old playlist file format deteced";
+		QRegExp meta_regexp;
+		meta_regexp.setPattern("#META\\ +\\[(\\d+)\\]\\[(\\d+)\\].*::(.+)::,::(.+)::,::(.+)::");
+		QRegExp path_regexp;
+		path_regexp.setPattern("#PATH (.+)");
+		playlistFile.open(QFile::ReadOnly);
 		QTextStream stream(&playlistFile);
 		QString buffer = stream.readLine();
-		int index = 0;
-		if (buffer.startsWith(_PLAYLIST_SIGNATURE_)) {
+		if (buffer.startsWith("#SOMEPLAYLIST")) {
 			while (!stream.atEnd()) {
 				buffer = stream.readLine();
-				if (_meta_regexp.indexIn(buffer) != -1) {
-					int seconds = _meta_regexp.cap(0).toInt();
-					QString artist = _meta_regexp.cap(1);
-					QString album = _meta_regexp.cap(2);
-					QString title = _meta_regexp.cap(3);
+				if (meta_regexp.indexIn(buffer) != -1) {
+					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(0);
+					if (path_regexp.indexIn(buffer) != -1) {
+						QString source = path_regexp.cap(1);
 						TrackMetadata meta(title, artist, album, seconds);
-						Track track(index++, meta, source);
+						Track track(meta, source);
 						playlist.addTrack(track);
 					}
 				}
 			}
 		}
+		playlist.setName(name);
+		qWarning() << "Saving playlist in new format";
+		savePlaylist(playlist);
+		playlistFile.close();
+		playlistFile.remove();
+	} else {
+		playlistFile.setFileName(_path_prefix + "/" + name + "." + _PLAYLIST_FILE_EXTENSION_);
+	// legacy _end_
+		if (playlistFile.exists()) {
+			playlist.setName(name);
+			QDomDocument doc;
+			playlistFile.open(QFile::ReadOnly);
+			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");
+					}
+				}
+			}
+	// legacy _start_
+		}
+	// legacy _end_
 	}
 	return playlist;
 }
@@ -59,26 +139,65 @@ QStringList FileStorage::getPlaylistsNames() {
 		QFileInfo info(entry);
 		QString suffix = info.suffix().toLower();
 		if (suffix == _PLAYLIST_FILE_EXTENSION_) {
-			playlistNames.append(info.fileName());
+			QString name = info.fileName().replace(QString(".%1").arg(_PLAYLIST_FILE_EXTENSION_), "", Qt::CaseInsensitive);
+			if (name == _CURRENT_PLAYLIST_NAME_)
+			    name = _CURRENT_PLAYLIST_SUBST_;
+			playlistNames.append(name);
+		}
+		// legacy _start_
+		else if (suffix == _PLAYLIST_FILE_EXTENSION_OLD_){
+			QString name = info.fileName().replace(QString(".%1").arg(_PLAYLIST_FILE_EXTENSION_OLD_), "", Qt::CaseInsensitive);
+			if (name == _CURRENT_PLAYLIST_NAME_)
+			    name = _CURRENT_PLAYLIST_SUBST_;
+			playlistNames.append(name);
 		}
+		// legacy _end_
 	}
 	return playlistNames;
 }
 
 void FileStorage::savePlaylist(Playlist playlist) {
-	QString filename = _path_prefix+playlist.name()+_PLAYLIST_FILE_EXTENSION_;
+	QString name = playlist.name();
+	if (playlist.name() == _CURRENT_PLAYLIST_SUBST_)
+		name = _CURRENT_PLAYLIST_NAME_;
+	QString filename = _path_prefix + "/" + name + "."_PLAYLIST_FILE_EXTENSION_;
 	QFile playlistFile(filename);
 	if (playlistFile.exists()) {
 		playlistFile.remove();
 	}
+	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.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) {
@@ -88,7 +207,8 @@ void FileStorage::removePlaylist(Playlist playlist) {
 }
 
 void FileStorage::removePlaylist(QString name) {
-	QString filename = _path_prefix + "/" + name + "." + _PLAYLIST_FILE_EXTENSION_;
+	QString filename = _path_prefix + "/" + (name == _CURRENT_PLAYLIST_SUBST_ ? _CURRENT_PLAYLIST_NAME_ : name)
+			   + "." + _PLAYLIST_FILE_EXTENSION_;
 	QFile file(filename);
 	file.remove();
 }