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/***************************************************************************
* Copyright (C) 2017-2020 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 <QSqlDatabase>
#include <QSqlQuery>
#include <QSqlError>
#include <QVariant>
#include <QAction>
#include <QApplication>
#include <QFileInfo>
#include <QDateTime>
#include <QJsonDocument>
#include <QJsonObject>
#include <QHash>
#include <QtConcurrent>
#include <qmmpui/uihelper.h>
#include <qmmpui/playlisttrack.h>
#include <qmmp/metadatamanager.h>
#include <qmmp/soundcore.h>
//#include "historywindow.h"
#include "library.h"
#define CONNECTION_NAME "qmmp_library"
Library::Library(QObject *parent) : QObject(parent)
{
QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE", CONNECTION_NAME);
if(db.isValid() && !db.isOpen())
{
db.setDatabaseName(Qmmp::configDir() + "/" + "library.sqlite");
db.open();
if(createTables())
{
QSqlQuery query(db);
query.exec("PRAGMA journal_mode = WAL");
query.exec("PRAGMA synchronous = NORMAL");
qDebug("Library: database initialization finished");
}
else
{
db.close();
qWarning("Library: plugin is disabled");
}
}
// QAction *action = new QAction(tr("History"), this);
// action->setIcon(QIcon::fromTheme("text-x-generic"));
// UiHelper::instance()->addAction(action, UiHelper::TOOLS_MENU);
// connect(action, SIGNAL(triggered()), SLOT(showHistoryWindow()));
}
Library::~Library()
{
if(QSqlDatabase::contains(CONNECTION_NAME))
{
QSqlDatabase::database(CONNECTION_NAME).close();
QSqlDatabase::removeDatabase(CONNECTION_NAME);
}
}
void Library::showLibraryWindow()
{
/*if(!m_historyWindow)
m_historyWindow = new HistoryWindow(QSqlDatabase::database(CONNECTION_NAME), qApp->activeWindow());
m_historyWindow->show();
m_historyWindow->activateWindow();*/
}
void Library::startDirectoryScanning()
{
m_filters = MetaDataManager::instance()->nameFilters();
QStringList dirs = { "/home/user" };
m_future = QtConcurrent::run(this, &Library::scanDirectories, dirs);
}
bool Library::createTables()
{
QSqlDatabase db = QSqlDatabase::database(CONNECTION_NAME);
if(!db.isOpen())
return false;
QSqlQuery query(db);
bool ok = query.exec("CREATE TABLE IF NOT EXISTS track_library("
"ID INTEGER PRIMARY KEY AUTOINCREMENT,"
"Timestamp TIMESTAMP NOT NULL,"
"Title TEXT, Artist TEXT, AlbumArtist TEXT, Album TEXT, Comment TEXT, Genre TEXT, Composer TEXT,"
"Year INTEGER, Track INTEGER, DiscNumer INTEGER, Duration INTEGER, "
"AudioInfo BLOB, URL TEXT, FilePath TEXT)");
if(!ok)
qWarning("Library: unable to create table, error: %s", qPrintable(query.lastError().text()));
return ok;
}
void Library::addTrack(TrackInfo *track, const QString &filePath)
{
QSqlDatabase db = QSqlDatabase::database(CONNECTION_NAME);
if(!db.isOpen())
return;
QSqlQuery query(db);
query.prepare("INSERT INTO track_library VALUES("
"NULL, :timestamp, "
":title, :artist, :albumartist, :album TEXT, :comment, :genre, :composer, "
":year, :track, :discnumber INTEGER, :duration, "
":audioinfo, :url, :filepath)");
query.bindValue(":timestamp", QFileInfo(filePath).lastModified());
query.bindValue(":title", track->value(Qmmp::TITLE));
query.bindValue(":artist", track->value(Qmmp::ARTIST));
query.bindValue(":albumartist", track->value(Qmmp::ALBUMARTIST));
query.bindValue(":album", track->value(Qmmp::ALBUM));
query.bindValue(":comment", track->value(Qmmp::COMMENT));
query.bindValue(":genre", track->value(Qmmp::GENRE));
query.bindValue(":composer", track->value(Qmmp::COMPOSER));
query.bindValue(":year", track->value(Qmmp::YEAR));
query.bindValue(":track", track->value(Qmmp::TRACK));
query.bindValue(":discnumber", track->value(Qmmp::DISCNUMBER));
query.bindValue(":duration", track->duration());
query.bindValue(":audioinfo", serializeAudioInfo(track->properties()));
query.bindValue(":url", track->path());
query.bindValue(":filepath", filePath);
}
QByteArray Library::serializeAudioInfo(const QMap<Qmmp::TrackProperty, QString> &properties)
{
QJsonObject obj;
QMap<Qmmp::TrackProperty, QString>::const_iterator it = properties.cbegin();
while(it != properties.cend())
{
QString value = properties[it.key()];
switch(it.key())
{
case Qmmp::BITRATE:
obj.insert("bitrate", value.toInt());
break;
case Qmmp::SAMPLERATE:
obj.insert("samplerate", value.toInt());
break;
case Qmmp::CHANNELS:
obj.insert("channels", value.toInt());
break;
case Qmmp::BITS_PER_SAMPLE:
obj.insert("bitsPerSample", value.toInt());
break;
case Qmmp::FORMAT_NAME:
obj.insert("formatName", value);
break;
case Qmmp::DECODER:
obj.insert("decoder", value);
break;
case Qmmp::FILE_SIZE:
obj.insert("fileSize", value.toLongLong());
break;
default:
;
}
++it;
}
return QJsonDocument(obj).toJson(QJsonDocument::Compact);
}
bool Library::scanDirectories(const QStringList &paths)
{
m_stopped = false;
for(const QString &path : qAsConst(paths))
{
addDirectory(path);
if(m_stopped)
return false;
}
return true;
}
void Library::addDirectory(const QString &s)
{
QList<PlayListTrack *> tracks;
QStringList ignoredPaths;
QDir dir(s);
dir.setFilter(QDir::Files | QDir::Hidden | QDir::NoSymLinks);
dir.setSorting(QDir::Name);
QFileInfoList l = dir.entryInfoList(m_filters);
for(const QFileInfo &info : qAsConst(l))
{
//if(checkRestrictFilters(info) && checkExcludeFilters(info))
{
QStringList paths;
tracks.append(processFile(info.absoluteFilePath (), &ignoredPaths));
ignoredPaths.append(paths);
}
if (m_stopped)
{
qDeleteAll(tracks);
tracks.clear();
return;
}
/*if(tracks.count() > 30) //do not send more than 30 tracks at once
{
removeIgnoredTracks(&tracks, ignoredPaths);
emit newTracksToInsert(before, tracks);
tracks.clear();
ignoredPaths.clear();
}*/
}
/*if(!tracks.isEmpty())
{
removeIgnoredTracks(&tracks, ignoredPaths);
emit newTracksToInsert(before, tracks);
ignoredPaths.clear();
}*/
dir.setFilter(QDir::Dirs | QDir::NoDotAndDotDot);
dir.setSorting(QDir::Name);
l.clear();
l = dir.entryInfoList();
for (int i = 0; i < l.size(); ++i)
{
QFileInfo fileInfo = l.at(i);
addDirectory(fileInfo.absoluteFilePath());
if (m_stopped)
return;
}
}
QList<PlayListTrack *> Library::processFile(const QString &path, QStringList *ignoredPaths)
{
QList<PlayListTrack *> tracks;
const QList<TrackInfo *> infoList = MetaDataManager::instance()->createPlayList(path, TrackInfo::AllParts, ignoredPaths);
for(TrackInfo *info : qAsConst(infoList))
{
tracks.append(new PlayListTrack(info));
}
qDeleteAll(infoList);
return tracks;
}
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