File indexing completed on 2024-04-28 05:08:17

0001 /***************************************************************************
0002     Copyright (C) 2001-2009 Robby Stephenson <robby@periapsis.org>
0003  ***************************************************************************/
0004 
0005 /***************************************************************************
0006  *                                                                         *
0007  *   This program is free software; you can redistribute it and/or         *
0008  *   modify it under the terms of the GNU General Public License as        *
0009  *   published by the Free Software Foundation; either version 2 of        *
0010  *   the License or (at your option) version 3 or any later version        *
0011  *   accepted by the membership of KDE e.V. (or its successor approved     *
0012  *   by the membership of KDE e.V.), which shall act as a proxy            *
0013  *   defined in Section 14 of version 3 of the license.                    *
0014  *                                                                         *
0015  *   This program is distributed in the hope that it will be useful,       *
0016  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
0017  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
0018  *   GNU General Public License for more details.                          *
0019  *                                                                         *
0020  *   You should have received a copy of the GNU General Public License     *
0021  *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
0022  *                                                                         *
0023  ***************************************************************************/
0024 
0025 #ifndef TELLICO_DATA_DERIVEDVALUE_H
0026 #define TELLICO_DATA_DERIVEDVALUE_H
0027 
0028 #include "datavectors.h"
0029 #include "entry.h"
0030 
0031 #include <QRegularExpression>
0032 
0033 namespace Tellico {
0034   namespace Data {
0035 
0036 class DerivedValue {
0037 public:
0038   DerivedValue(const QString& valueTemplate);
0039   DerivedValue(FieldPtr field);
0040 
0041   // the reason we don't use a CollPtr is because this gets
0042   // called when adding fields in the Collection() constructor
0043   // which would create a ptr then destroy it and dereference the object
0044   bool isRecursive(Collection* coll) const;
0045 
0046   QString value(EntryPtr entry, bool formatted) const;
0047 
0048 private:
0049   void initRegularExpression() const;
0050   QStringList templateFields() const;
0051   QString templateKeyValue(EntryPtr entry, const QString& key, bool formatted) const;
0052 
0053   QString m_fieldName;
0054   QString m_valueTemplate;
0055   mutable QRegularExpression m_keyRx;
0056   static const QRegularExpression s_templateFieldsRx;
0057 };
0058 
0059   } // end namespace
0060 } // end namespace
0061 
0062 #endif