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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtAddOn.JsonDb module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** 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.GPL 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef JSONDB_MAP_DEFINITION_H
#define JSONDB_MAP_DEFINITION_H
#include <QJSEngine>
#include <QStringList>
#include "jsondb-global.h"
#include "jsondbpartition.h"
#include <qjsonarray.h>
#include <qjsonobject.h>
#include <qjsonvalue.h>
#include <jsondbobject.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE_JSONDB
class JsonDbOwner;
class JsonDbJoinProxy;
class JsonDbMapProxy;
class JsonDbObjectTable;
class JsonDbMapDefinition : public QObject
{
Q_OBJECT
public:
JsonDbMapDefinition(const JsonDbOwner *mOwner, JsonDbPartition *partition, QJsonObject mapDefinition, QObject *parent = 0);
QString uuid() const { return mUuid; }
QString targetType() const { return mTargetType; }
const QStringList &sourceTypes() const { return mSourceTypes; }
QString partitionName() const { return mPartition->name(); }
bool isActive() const;
QJsonObject definition() const { return mDefinition; }
QJSValue mapFunction(const QString &sourceType) const;
JsonDbObjectTable *sourceTable(const QString &sourceType) const { return mSourceTables.value(sourceType); }
const JsonDbOwner *owner() const { return mOwner; }
static void definitionRemoved(JsonDbPartition *partition, JsonDbObjectTable *table, const QString targetType, const QString &definitionUuid);
void definitionCreated();
void initScriptEngine();
void releaseScriptEngine();
void setError(const QString &errorMsg);
void updateObject(const JsonDbObject &before, const JsonDbObject &after);
static bool validateDefinition(const JsonDbObject &map, JsonDbPartition *partition, QString &message);
public slots:
void viewObjectEmitted(const QJSValue &value);
void lookupRequested(const QJSValue &spec, const QJSValue &context);
private:
void mapObject(JsonDbObject object);
void unmapObject(const JsonDbObject &object);
private:
JsonDbPartition *mPartition;
const JsonDbOwner *mOwner;
QJsonObject mDefinition;
QJSEngine *mScriptEngine;
JsonDbMapProxy *mMapProxy; // to be removed when old map/lookup converted to join/lookup
JsonDbJoinProxy *mJoinProxy;
QMap<QString,QJSValue> mMapFunctions;
QString mUuid;
QString mTargetType;
QStringList mSourceTypes;
JsonDbObjectTable *mTargetTable;
QMap<QString,JsonDbObjectTable *> mSourceTables;
QList<QString> mSourceUuids;
QHash<QString,JsonDbObject> mEmittedObjects;
};
QT_END_NAMESPACE_JSONDB
QT_END_HEADER
#endif // JSONDB_MAP_DEFINITION_H
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