/***************************************************************************
* Copyright (C) 2008-2019 by Ilya Kotov *
* forkotov02@ya.ru *
* *
* 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 <QFile>
#include <QDir>
#include <QDirIterator>
#include <QSettings>
#include <QTextStream>
#include <QTextCodec>
#include <qmmp/decoder.h>
#include <qmmp/metadatamanager.h>
#ifdef WITH_ENCA
#include <enca.h>
#endif
#include "cuefile.h"
CueFile::CueFile(const QString &path) : CueParser()
{
QString fileName = path;
if(path.contains("://"))
{
fileName.remove("cue://");
fileName.remove(QRegExp("#\\d+$"));
}
QFile file(fileName);
if (!file.open(QIODevice::ReadOnly))
{
qDebug("CueFile: error: %s", qPrintable(file.errorString()));
return;
}
QByteArray data = file.readAll();
file.close();
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("CUE");
m_dirty = settings.value("dirty_cue", false).toBool();
QTextCodec *codec = nullptr;
#ifdef WITH_ENCA
EncaAnalyser analyser = nullptr;
if(settings.value("use_enca", false).toBool())
{
analyser = enca_analyser_alloc(settings.value("enca_lang").toByteArray ().constData());
if(analyser)
{
enca_set_threshold(analyser, 1.38);
EncaEncoding encoding = enca_analyse(analyser, (uchar *)data.constData(), data.size());
file.reset();
if(encoding.charset != ENCA_CS_UNKNOWN)
{
codec = QTextCodec::codecForName(enca_charset_name(encoding.charset,ENCA_NAME_STYLE_ENCA));
//qDebug("CUEParser: detected charset: %s",
// enca_charset_name(encoding.charset,ENCA_NAME_STYLE_ENCA));
}
enca_analyser_free(analyser);
}
}
#endif
if(!codec)
codec = QTextCodec::codecForName(settings.value("encoding","UTF-8").toByteArray ());
if(!codec)
codec = QTextCodec::codecForName("UTF-8");
settings.endGroup();
//qDebug("CUEParser: using %s encoding", codec->name().constData());
loadData(data, codec->name());
setUrl("cue", path);
for(const QString &dataFileName : files())
{
QString dataFilePath = getDirtyPath(dataFileName, QFileInfo(fileName).dir().filePath(dataFileName));
m_dataFiles.insert(dataFileName, dataFilePath);
QList<TrackInfo *> pl = MetaDataManager::instance()->createPlayList(dataFilePath, TrackInfo::Properties);
if(!pl.isEmpty())
{
setProperties(dataFileName, pl.first()->properties());
setDuration(dataFileName, pl.first()->duration());
qDeleteAll(pl);
pl.clear();
}
}
}
CueFile::~CueFile()
{}
QString CueFile::dataFilePath(int track) const
{
return m_dataFiles.value(file(track));
}
QStringList CueFile::dataFilePaths() const
{
return m_dataFiles.values();
}
QStringList CueFile::splitLine(const QString &line)
{
//qDebug("raw string = %s",qPrintable(line));
QStringList list;
QString buf = line.trimmed();
if (buf.isEmpty())
return list;
while (!buf.isEmpty())
{
//qDebug(qPrintable(buf));
if (buf.startsWith('"'))
{
int end = buf.indexOf('"',1);
if(end == -1) //ignore invalid line
{
list.clear();
qWarning("CUEParser: unable to parse line: %s",qPrintable(line));
return list;
}
list << buf.mid (1, end - 1);
buf.remove (0, end+1);
}
else
{
int end = buf.indexOf(' ', 0);
if (end < 0)
end = buf.size();
list << buf.mid (0, end);
buf.remove (0, end);
}
buf = buf.trimmed();
}
return list;
}
/*qint64 CueFile::getLength(const QString &str)
{
QStringList list = str.split(":");
if (list.size() == 2)
return (qint64)list.at(0).toInt()*60000 + list.at(1).toInt()*1000;
else if (list.size() == 3)
return (qint64)list.at(0).toInt()*60000 + list.at(1).toInt()*1000 + list.at(2).toInt()*1000/75;
return 0;
}*/
QString CueFile::getDirtyPath(const QString &cue_path, const QString &path)
{
if((QFile::exists(path) && Decoder::findByFilePath(path)) || !m_dirty)
return path;
QStringList candidates;
QDirIterator it(QFileInfo(path).dir().path(), QDir::Files);
while (it.hasNext())
{
it.next();
QString f = it.filePath();
if ((f != cue_path) && Decoder::findByFilePath(f))
candidates.push_back(f);
}
if (candidates.empty())
return path;
else if (candidates.count() == 1)
return candidates.first();
int dot = cue_path.lastIndexOf('.');
if (dot != -1)
{
QRegExp r(QRegExp::escape(cue_path.left(dot)) + "\\.[^\\.]+$");
int index = candidates.indexOf(r);
int rindex = candidates.lastIndexOf(r);
if ((index != -1) && (index == rindex))
return candidates[index];
}
dot = path.lastIndexOf('.');
if (dot != -1)
{
QRegExp r(QRegExp::escape(path.left(dot)) + "\\.[^\\.]+$");
int index = candidates.indexOf(r);
int rindex = candidates.lastIndexOf(r);
if ((index != -1) && (index == rindex))
return candidates[index];
}
return path;
}
