/***************************************************************************
* Copyright (C) 2013-2021 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 <QSettings>
#include <QApplication>
#include <QProcess>
#include <qmmp/soundcore.h>
#include <qmmpui/uihelper.h>
#include <qmmpui/playlistmodel.h>
#include <qmmpui/playlistmanager.h>
#include <qmmpui/playlistitem.h>
#include <qmmpui/mediaplayer.h>
#include <qmmpui/metadataformatter.h>
#include "trackchange.h"
TrackChange::TrackChange(QObject *parent) : QObject(parent)
{
m_core = SoundCore::instance();
m_plManager = PlayListManager::instance();
connect(m_core, SIGNAL(stateChanged(Qmmp::State)), SLOT(onStateChanged(Qmmp::State)));
connect(m_core, SIGNAL(trackInfoChanged()), SLOT(onTrackInfoChanged()));
connect(m_core, SIGNAL(finished()), SLOT(onFinised()));
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("TrackChange");
m_newTrackCommand = settings.value("new_track_command").toString();
m_endOfTrackCommand = settings.value("end_of_track_command").toString();
m_endOfPlCommand = settings.value("end_of_pl_command").toString();
m_titleChangeCommand = settings.value("title_change_command").toString();
m_appStartupCommand = settings.value("application_startup_command").toString();
m_appExitCommand = settings.value("application_exit_command").toString();
settings.endGroup();
connect(qApp, SIGNAL(aboutToQuit()), SLOT(onAppExit()));
onAppStartup();
}
TrackChange::~TrackChange()
{}
void TrackChange::onStateChanged(Qmmp::State state)
{
switch (state)
{
case Qmmp::Playing:
break;
default:
m_prevInfo.clear();
}
}
void TrackChange::onTrackInfoChanged()
{
TrackInfo info = m_core->trackInfo();
if(m_prevInfo.metaData() != info.metaData())
{
if(m_prevInfo.path() == info.path())
{
if(!m_titleChangeCommand.isEmpty())
{
qDebug("TrackChange: starting title change command..");
executeCommand(info, m_titleChangeCommand);
}
}
else
{
if(!m_newTrackCommand.isEmpty())
{
qDebug("TrackChange: starting new track command..");
executeCommand(info, m_newTrackCommand);
}
}
}
m_prevInfo = info;
}
void TrackChange::onFinised()
{
if(!m_endOfTrackCommand.isEmpty())
{
qDebug("TrackChange: starting end of track command..");
executeCommand(m_prevInfo, m_endOfTrackCommand);
}
if(!m_endOfPlCommand.isEmpty() && !m_plManager->currentPlayList()->nextTrack())
{
qDebug("TrackChange: starting end of playlist command..");
executeCommand(m_prevInfo, m_endOfPlCommand);
}
}
void TrackChange::onAppStartup()
{
if(QApplication::allWindows().count() == 1 && !m_appStartupCommand.isEmpty()) //detect startup
{
#ifdef Q_OS_WIN
QProcess::startDetached(QString("cmd.exe /C %1").arg(m_appStartupCommand));
#else
QStringList args = { "-c", m_appStartupCommand };
QProcess::startDetached("sh", args);
#endif
}
}
void TrackChange::onAppExit()
{
if(!m_appExitCommand.isEmpty())
{
#ifdef Q_OS_WIN
QProcess::startDetached(QString("cmd.exe /C %1").arg(m_appExitCommand));
#else
QStringList args = { "-c", m_appExitCommand };
QProcess::startDetached("sh", args);
#endif
}
}
bool TrackChange::executeCommand(const TrackInfo &info, const QString &format)
{
TrackInfo tmp = info;
QMap<Qmmp::MetaData, QString> metaData = tmp.metaData();
QMap<Qmmp::MetaData, QString>::iterator it = metaData.begin();
while(it != metaData.end())
{
#ifdef Q_OS_WIN
it.value() = it.value().replace("'", "^'");
#else
it.value() = it.value().replace("'", "'\\''");
#endif
++it;
}
tmp.setValues(metaData);
MetaDataFormatter formatter(format);
QString command = formatter.format(tmp);
#ifdef Q_OS_WIN
bool ok = QProcess::startDetached(QString("cmd.exe /C %1").arg(command));
#else
QStringList args = { "-c", command };
bool ok = QProcess::startDetached("sh", args);
#endif
if(!ok)
qWarning("TrackChange: unable to start command '%s'", qPrintable(command));
return ok;
}
