itemquerybuilder_p.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2007-03-22
 * Description : Building complex database SQL queries from search descriptions
 *               Internal containers.
 *
 * Copyright (C) 2005      by Renchi Raju <renchi dot raju at gmail dot com>
 * Copyright (C) 2007-2012 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
 * Copyright (C) 2012-2022 by Gilles Caulier <caulier dot gilles at gmail dot com>
 *
 * 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, 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.
 *
 * ============================================================ */
 
#ifndef DIGIKAM_ITEM_QUERY_BUILDER_P_H
#define DIGIKAM_ITEM_QUERY_BUILDER_P_H
 
#include "itemquerybuilder.h"
 
// C++ includes
 
#include <cmath>
 
// Qt includes
 
#include <QFile>
#include <QDir>
#include <QMap>
#include <QRectF>
#include <QUrl>
#include <QLocale>
#include <QUrlQuery>
 
// Local includes
 
#include "metaengine.h"
#include "digikam_debug.h"
#include "coredbaccess.h"
#include "coredb.h"
#include "coredbbackend.h"
#include "fieldquerybuilder.h"
 
namespace Digikam
{
 
class Q_DECL_HIDDEN RuleTypeForConversion
{
public:
 
    RuleTypeForConversion();
 
    QString             key;
    SearchXml::Relation op;
    QString             val;
};
 
// -------------------------------------------------------------------------
 
enum SKey
{
    ALBUM = 0,
    ALBUMNAME,
    ALBUMCAPTION,
    ALBUMCOLLECTION,
    TAG,
    TAGNAME,
    IMAGENAME,
    IMAGECAPTION,
    IMAGEDATE,
    KEYWORD,
    RATING
};
 
enum SOperator
{
    EQ = 0,
    NE,
    LT,
    GT,
    LIKE,
    NLIKE,
    LTE,
    GTE
};
 
// -------------------------------------------------------------------------
 
class Q_DECL_HIDDEN RuleType
{
public:
 
    SKey      key;
    SOperator op;
    QString   val;
};
 
// -------------------------------------------------------------------------
 
class Q_DECL_HIDDEN SubQueryBuilder
{
public:
 
    QString build(enum SKey key,
                  enum SOperator op,
                  const QString& passedVal,
                  QList<QVariant>* boundValues) const;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_ITEM_QUERY_BUILDER_P_H