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-/****************************************************************************
-**
-** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the demonstration applications 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 INITDB_H
-#define INITDB_H
-
-#include <QtSql>
-
-void addBook(QSqlQuery &q, const QString &title, int year, const QVariant &authorId,
- const QVariant &genreId, int rating)
-{
- q.addBindValue(title);
- q.addBindValue(year);
- q.addBindValue(authorId);
- q.addBindValue(genreId);
- q.addBindValue(rating);
- q.exec();
-}
-
-QVariant addGenre(QSqlQuery &q, const QString &name)
-{
- q.addBindValue(name);
- q.exec();
- return q.lastInsertId();
-}
-
-QVariant addAuthor(QSqlQuery &q, const QString &name, const QDate &birthdate)
-{
- q.addBindValue(name);
- q.addBindValue(birthdate);
- q.exec();
- return q.lastInsertId();
-}
-
-QSqlError initDb()
-{
- QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
- db.setDatabaseName(":memory:");
-
- if (!db.open())
- return db.lastError();
-
- QStringList tables = db.tables();
- if (tables.contains("books", Qt::CaseInsensitive)
- && tables.contains("authors", Qt::CaseInsensitive))
- return QSqlError();
-
- QSqlQuery q;
- if (!q.exec(QLatin1String("create table books(id integer primary key, title varchar, author integer, genre integer, year integer, rating integer)")))
- return q.lastError();
- if (!q.exec(QLatin1String("create table authors(id integer primary key, name varchar, birthdate date)")))
- return q.lastError();
- if (!q.exec(QLatin1String("create table genres(id integer primary key, name varchar)")))
- return q.lastError();
-
- if (!q.prepare(QLatin1String("insert into authors(name, birthdate) values(?, ?)")))
- return q.lastError();
- QVariant asimovId = addAuthor(q, QLatin1String("Isaac Asimov"), QDate(1920, 2, 1));
- QVariant greeneId = addAuthor(q, QLatin1String("Graham Greene"), QDate(1904, 10, 2));
- QVariant pratchettId = addAuthor(q, QLatin1String("Terry Pratchett"), QDate(1948, 4, 28));
-
- if (!q.prepare(QLatin1String("insert into genres(name) values(?)")))
- return q.lastError();
- QVariant sfiction = addGenre(q, QLatin1String("Science Fiction"));
- QVariant fiction = addGenre(q, QLatin1String("Fiction"));
- QVariant fantasy = addGenre(q, QLatin1String("Fantasy"));
-
- if (!q.prepare(QLatin1String("insert into books(title, year, author, genre, rating) values(?, ?, ?, ?, ?)")))
- return q.lastError();
- addBook(q, QLatin1String("Foundation"), 1951, asimovId, sfiction, 3);
- addBook(q, QLatin1String("Foundation and Empire"), 1952, asimovId, sfiction, 4);
- addBook(q, QLatin1String("Second Foundation"), 1953, asimovId, sfiction, 3);
- addBook(q, QLatin1String("Foundation's Edge"), 1982, asimovId, sfiction, 3);
- addBook(q, QLatin1String("Foundation and Earth"), 1986, asimovId, sfiction, 4);
- addBook(q, QLatin1String("Prelude to Foundation"), 1988, asimovId, sfiction, 3);
- addBook(q, QLatin1String("Forward the Foundation"), 1993, asimovId, sfiction, 3);
- addBook(q, QLatin1String("The Power and the Glory"), 1940, greeneId, fiction, 4);
- addBook(q, QLatin1String("The Third Man"), 1950, greeneId, fiction, 5);
- addBook(q, QLatin1String("Our Man in Havana"), 1958, greeneId, fiction, 4);
- addBook(q, QLatin1String("Guards! Guards!"), 1989, pratchettId, fantasy, 3);
- addBook(q, QLatin1String("Night Watch"), 2002, pratchettId, fantasy, 3);
- addBook(q, QLatin1String("Going Postal"), 2004, pratchettId, fantasy, 3);
-
- return QSqlError();
-}
-
-#endif