85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "plsparser.h"
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#include <QTextStream>
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#include <QtDebug>
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#include "core/logging.h"
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#include "core/timeconstants.h"
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PLSParser::PLSParser(LibraryBackendInterface* library, QObject* parent)
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: ParserBase(library, parent) {}
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SongList PLSParser::Load(QIODevice* device, const QString& playlist_path,
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const QDir& dir) const {
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QMap<int, Song> songs;
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QRegExp n_re("\\d+$");
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while (!device->atEnd()) {
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QString line = QString::fromUtf8(device->readLine()).trimmed();
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int equals = line.indexOf('=');
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QString key = line.left(equals).toLower();
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QString value = line.mid(equals + 1);
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n_re.indexIn(key);
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int n = n_re.cap(0).toInt();
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if (key.startsWith("file")) {
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Song song = LoadSong(value, 0, dir);
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// Use the title and length we've already loaded if any
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if (!songs[n].title().isEmpty()) song.set_title(songs[n].title());
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if (songs[n].length_nanosec() != -1)
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song.set_length_nanosec(songs[n].length_nanosec());
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songs[n] = song;
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} else if (key.startsWith("title")) {
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songs[n].set_title(value);
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} else if (key.startsWith("length")) {
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qint64 seconds = value.toLongLong();
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if (seconds > 0) {
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songs[n].set_length_nanosec(seconds * kNsecPerSec);
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}
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}
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}
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return songs.values();
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}
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void PLSParser::Save(const SongList& songs, QIODevice* device, const QDir& dir,
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Playlist::Path path_type) const {
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QTextStream s(device);
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s << "[playlist]" << endl;
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s << "Version=2" << endl;
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s << "NumberOfEntries=" << songs.count() << endl;
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int n = 1;
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for (const Song& song : songs) {
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s << "File" << n << "=" << URLOrFilename(song.url(), dir, path_type)
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<< endl;
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s << "Title" << n << "=" << song.title() << endl;
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s << "Length" << n << "=" << song.length_nanosec() / kNsecPerSec << endl;
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++n;
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}
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}
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bool PLSParser::TryMagic(const QByteArray& data) const {
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return data.toLower().contains("[playlist]");
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}
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