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#include <stdlib.h>
#include "osqlmanager.h"
#include "osqlbackendmanager.h"
#include "osqlitedriver.h"
namespace Opie {
namespace DB {
OSQLManager::OSQLManager() {
}
OSQLBackEnd::ValueList OSQLManager::queryBackEnd() {
m_list.clear();
QString opie = QString::fromLatin1( getenv("OPIEDIR") );
QString qpe = QString::fromLatin1( getenv("QPEDIR") );
if ( !m_path.contains(opie) && !opie.isEmpty() )
m_path << opie;
if ( !m_path.contains(qpe) && !qpe.isEmpty() )
m_path << qpe;
OSQLBackEndManager mng( m_path );
m_list = mng.scan();
m_list += builtIn();
return m_list;
}
/*
* loading dso's is currently not enabled due problems with QLibrary
* beeing in libqpe and not libqte
*/
OSQLDriver* OSQLManager::load( const QString& name ) {
OSQLDriver* driver = 0l;
if ( name == "SQLite" ) {
driver = new Opie::DB::Internal::OSQLiteDriver;
}
return driver;
}
/*
* same as above
*/
OSQLDriver* OSQLManager::load( const OSQLBackEnd& end) {
OSQLDriver *driver = 0l;
if ( end.library() == "builtin" &&
end.name() == "SQLite" )
driver = new Opie::DB::Internal::OSQLiteDriver;
return driver;
}
/*
* let's find the a default with the highes preference
*/
OSQLDriver* OSQLManager::standard() {
OSQLDriver* driver =0l;
if ( m_list.isEmpty() ) queryBackEnd();
OSQLBackEnd::ValueList::Iterator it;
OSQLBackEnd back;
for ( it = m_list.begin(); it != m_list.end(); ++it ) {
if ( (*it).isDefault() &&
back.preference() < (*it).preference() ) {
back = (*it);
}
}
driver = load( back );
return driver;
}
void OSQLManager::registerPath( const QString& path ) {
m_path << path;
}
bool OSQLManager::unregisterPath( const QString& path ) {
m_path.remove( path );
return true;
}
OSQLBackEnd::ValueList OSQLManager::builtIn()const {
OSQLBackEnd::ValueList list;
// create the OSQLiteBackend
OSQLBackEnd back("SQLite","Opie e.V.","GPL", "builtin" );
back.setDefault( true );
back.setPreference( 50 );
list.append( back );
return list;
}
}
}
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