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/****************************************************************************
**
** https://www.qxorm.com/
** Copyright (C) 2013 XDL Team (ic-east.com)
**
** This file is part of the QxOrm library
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any
** damages arising from the use of this software
**
** Commercial Usage
** Licensees holding valid commercial QxOrm licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and XDL Team
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file 'license.gpl3.txt' included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met : http://www.gnu.org/copyleft/gpl.html
**
** If you are unsure which license is appropriate for your use, or
** if you have questions regarding the use of this file, please contact :
** ic-east.com
**
****************************************************************************/
#ifndef _QX_NO_JSON
#ifndef _QX_SERIALIZE_QJSON_H_
#define _QX_SERIALIZE_QJSON_H_
#ifdef _MSC_VER
#pragma once
#endif
/*!
* \file QxSerializeQJson.h
* \author XDL Team
* \ingroup QxSerialize
* \brief Provide a serialization engine with Qt QJson classes (this feature requires Qt5)
*/
#include <QtCore/qjsonvalue.h>
#include <QtCore/qjsonobject.h>
#include <QtCore/qjsonarray.h>
#include <QtCore/qjsondocument.h>
#include <QtCore/qfile.h>
#include <QxCommon/QxBool.h>
#include <QxConvert/QxConvert.h>
namespace qx
{
namespace serialization
{
/*!
* \ingroup QxSerialize
* \brief serialize a class registered into QxOrm context using Qt QJson serialization engine (this feature requires Qt5)
*/
namespace json
{
template <class T>
inline QByteArray to_byte_array(const T &obj, void *owner = NULL, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
Q_UNUSED(flags);
Q_UNUSED(owner);
QJsonValue val = qx::cvt::to_json(obj, format);
QJsonDocument doc = (val.isArray() ? QJsonDocument(val.toArray()) : QJsonDocument(val.toObject()));
return doc.toJson();
}
template <class T>
inline qx_bool from_byte_array(T &obj, const QByteArray &data, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
Q_UNUSED(flags);
QJsonParseError err;
QJsonDocument doc = QJsonDocument::fromJson(data, (&err));
if (err.error != QJsonParseError::NoError)
{
return qx_bool(false, static_cast<long>(err.error), err.errorString());
}
QJsonValue val = (doc.isArray() ? QJsonValue(doc.array()) : QJsonValue(doc.object()));
return qx::cvt::from_json(val, obj, format);
}
template <class T>
inline QString to_string(const T &obj, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
return QString::fromUtf8(qx::serialization::json::to_byte_array(obj, NULL, flags, format));
}
template <class T>
inline qx_bool from_string(T &obj, const QString &sString, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
return qx::serialization::json::from_byte_array(obj, sString.toUtf8(), flags, format);
}
template <class T>
inline qx_bool to_file(const T &obj, const QString &sFileName, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
QByteArray data = qx::serialization::json::to_byte_array(obj, NULL, flags, format);
QFile file(sFileName);
if (!file.open(QIODevice::WriteOnly | QIODevice::Truncate))
{
return qx_bool(false, "cannot open file : " + sFileName);
}
file.write(data);
file.close();
return qx_bool(true);
}
template <class T>
inline qx_bool from_file(T &obj, const QString &sFileName, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
QFile file(sFileName);
if (!file.open(QIODevice::ReadOnly))
{
return qx_bool(false, "cannot open file : " + sFileName);
}
QByteArray data = file.readAll();
file.close();
return qx::serialization::json::from_byte_array(obj, data, flags, format);
}
template <class T>
inline qx_bool to_file_compressed(const T &obj, const QString &sFileName, unsigned int flags = 1 /* boost::archive::no_header */, int iCompressionLevel = -1, const QString &format = QString())
{
QByteArray data = qx::serialization::json::to_byte_array(obj, NULL, flags, format);
QByteArray compressed = qCompress(data, iCompressionLevel);
QFile file(sFileName);
if (!file.open(QIODevice::WriteOnly | QIODevice::Truncate))
{
return qx_bool(false, "cannot open file : " + sFileName);
}
file.write(compressed);
file.close();
return qx_bool(true);
}
template <class T>
inline qx_bool from_file_compressed(T &obj, const QString &sFileName, unsigned int flags = 1 /* boost::archive::no_header */, const QString &format = QString())
{
QFile file(sFileName);
if (!file.open(QIODevice::ReadOnly))
{
return qx_bool(false, "cannot open file : " + sFileName);
}
QByteArray data = file.readAll();
file.close();
QByteArray uncompressed = qUncompress(data);
return qx::serialization::json::from_byte_array(obj, uncompressed, flags, format);
}
} // namespace json
} // namespace serialization
} // namespace qx
#endif // _QX_SERIALIZE_QJSON_H_
#endif // _QX_NO_JSON