X-Git-Url: http://git.maemo.org/git/?p=someplayer;a=blobdiff_plain;f=src%2Ffilestorage.cpp;h=3dab2902ab07ecaba964a36b3e0afe94a85956a6;hp=966af8c6a5d942bebbc15ca5fc4a0b2577024761;hb=1d213a9db9b725dc285e92021f35e2f83a813080;hpb=bb42bbd3ed98dacfdbaaddb688b992e145861412

diff --git a/src/filestorage.cpp b/src/filestorage.cpp
index 966af8c..3dab290 100644
--- a/src/filestorage.cpp
+++ b/src/filestorage.cpp
@@ -1 +1,140 @@
+/*
+ * 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 <QRegExp>
+
+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) {
+		current.setName(_CURRENT_PLAYLIST_NAME_);
+		saveCurrentPlaylist(current);
+	}
+}
+
+QList<Playlist> FileStorage::getPlaylists() {
+	QList<Playlist> stub;
+	return stub;
+}
+
+Playlist FileStorage::getPlaylist(QString name) {
+	if (name == _CURRENT_PLAYLIST_SUBST_)
+		name = _CURRENT_PLAYLIST_NAME_;
+	QFile playlistFile (_path_prefix+"/"+name+"."+_PLAYLIST_FILE_EXTENSION_);
+	Playlist playlist;
+	playlist.setName(PLAYLIST_BAD_NAME);
+	if (playlistFile.exists()) {
+		playlist.setName(name);
+		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);
+					}
+				}
+			}
+		}
+	}
+	return playlist;
+}
+
+QStringList FileStorage::getPlaylistsNames() {
+	QDir directory(_path_prefix);
+	QDirIterator iterator(directory, QDirIterator::FollowSymlinks);
+	QStringList playlistNames;
+	while (iterator.hasNext()) {
+		QString entry = iterator.next();
+		QFileInfo info(entry);
+		QString suffix = info.suffix().toLower();
+		if (suffix == _PLAYLIST_FILE_EXTENSION_) {
+			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);
+		}
+	}
+	return playlistNames;
+}
+
+void FileStorage::savePlaylist(Playlist playlist) {
+	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.id() << "]" << "[" << track.metadata().length() << "],::"
+				<< track.metadata().artist() << "::,::" << track.metadata().album() << "::,::"
+				<< track.metadata().title() << "::" << endl;
+		stream << _PLAYLIST_PATH_KEYWORD_ << " " << track.source() << endl;
+	}
+}
+
+void FileStorage::removePlaylist(Playlist playlist) {
+	QString filename = _path_prefix + "/" + playlist.name() + "." + _PLAYLIST_FILE_EXTENSION_;
+	QFile file(filename);
+	file.remove();
+}
+
+void FileStorage::removePlaylist(QString name) {
+	QString filename = _path_prefix + "/" + (name == _CURRENT_PLAYLIST_SUBST_ ? _CURRENT_PLAYLIST_NAME_ : name)
+			   + "." + _PLAYLIST_FILE_EXTENSION_;
+	QFile file(filename);
+	file.remove();
+}
+
+Playlist FileStorage::getCurrentPlaylist() {
+	return getPlaylist(_CURRENT_PLAYLIST_NAME_);
+}
+
+void FileStorage::saveCurrentPlaylist(Playlist playlist) {
+	playlist.setName(_CURRENT_PLAYLIST_NAME_);
+	savePlaylist(playlist);
+}