mirror of
https://bitbucket.org/smil3y/kde-playground.git
synced 2025-02-23 18:32:51 +00:00
87 lines
3 KiB
C++
87 lines
3 KiB
C++
|
/*
|
||
|
|
Copyright (c) 2009 Volker Krause <vkrause@kde.org>
|
||
|
|
|
||
|
|
This library is free software; you can redistribute it and/or modify it
|
||
|
|
under the terms of the GNU Library General Public License as published by
|
||
|
|
the Free Software Foundation; either version 2 of the License, or (at your
|
||
|
|
option) any later version.
|
||
|
|
|
||
|
|
This library 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 Library General Public
|
||
|
|
License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Library General Public License
|
||
|
|
along with this library; see the file COPYING.LIB. If not, write to the
|
||
|
|
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
||
|
|
02110-1301, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "dbaccess.h"
|
||
|
|
|
||
|
|
#include <akonadi/servermanager.h>
|
||
|
|
#include <akonadi/private/xdgbasedirs_p.h>
|
||
|
|
|
||
|
|
#include <QSettings>
|
||
|
|
#include <QSqlDatabase>
|
||
|
|
#include <QSqlQuery>
|
||
|
|
#include <QSqlError>
|
||
|
|
|
||
|
|
#include <KLocalizedString>
|
||
|
|
#include <KMessageBox>
|
||
|
|
|
||
|
|
using namespace Akonadi;
|
||
|
|
|
||
|
|
class DbAccessPrivate
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
DbAccessPrivate()
|
||
|
|
{
|
||
|
|
init();
|
||
|
|
}
|
||
|
|
|
||
|
|
void init()
|
||
|
|
{
|
||
|
|
const QString serverConfigFile = saveDir( "config" ) + QLatin1String("/akonadiserverrc");
|
||
|
|
QSettings settings( serverConfigFile, QSettings::IniFormat );
|
||
|
|
|
||
|
|
const QString driver = settings.value( "General/Driver", "QMYSQL" ).toString();
|
||
|
|
database = QSqlDatabase::addDatabase( driver );
|
||
|
|
settings.beginGroup( driver );
|
||
|
|
database.setHostName( settings.value( "Host", QString() ).toString() );
|
||
|
|
database.setDatabaseName( settings.value( "Name", "akonadi" ).toString() );
|
||
|
|
database.setUserName( settings.value( "User", QString() ).toString() );
|
||
|
|
database.setPassword( settings.value( "Password", QString() ).toString() );
|
||
|
|
database.setConnectOptions( settings.value( "Options", QString() ).toString() );
|
||
|
|
if ( !database.open() ) {
|
||
|
|
KMessageBox::error( 0, i18n( "Failed to connect to database: %1", database.lastError().text() ) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
QString saveDir(const char* resource, const QString& relPath = QString() )
|
||
|
|
{
|
||
|
|
QString fullRelPath = QLatin1String("akonadi");
|
||
|
|
if ( ServerManager::hasInstanceIdentifier() )
|
||
|
|
fullRelPath += QLatin1String("/instance/") + ServerManager::instanceIdentifier();
|
||
|
|
if ( !relPath.isEmpty() )
|
||
|
|
fullRelPath += QLatin1Char('/') + relPath;
|
||
|
|
return XdgBaseDirs::saveDir( resource, fullRelPath );
|
||
|
|
}
|
||
|
|
|
||
|
|
QSqlDatabase database;
|
||
|
|
};
|
||
|
|
|
||
|
|
K_GLOBAL_STATIC( DbAccessPrivate, sInstance )
|
||
|
|
QSqlDatabase DbAccess::database()
|
||
|
|
{
|
||
|
|
// hack to detect database gone away error
|
||
|
|
QSqlQuery query( sInstance->database );
|
||
|
|
// prepare or exec of "SELECT 1" will only fail when we are not connected to database
|
||
|
|
if ( !query.prepare( QLatin1String( "SELECT 1" ) ) || !query.exec() ) {
|
||
|
|
sInstance->database.close();
|
||
|
|
QSqlDatabase::removeDatabase(sInstance->database.connectionName());
|
||
|
|
sInstance->init();
|
||
|
|
}
|
||
|
|
return sInstance->database;
|
||
|
|
}
|