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koffice/kexi/kexidb/drivers/sqlite/sqlitedriver.cpp

160 lines
4.4 KiB

/* This file is part of the KDE project
Copyright (C) 2003-2004 Jaroslaw Staniek <js@iidea.pl>
This program 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 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <kexidb/connection.h>
#include <kexidb/drivermanager.h>
#include <kexidb/driver_p.h>
#include <kexidb/utils.h>
#include "sqlite.h"
#include "sqlitedriver.h"
#include "sqliteconnection.h"
#include "sqliteconnection_p.h"
#include "sqliteadmin.h"
#include <kdebug.h>
using namespace KexiDB;
#ifdef SQLITE2
KEXIDB_DRIVER_INFO( SQLiteDriver, sqlite2 )
#else
KEXIDB_DRIVER_INFO( SQLiteDriver, sqlite3 )
#endif
//! driver specific private data
//! @internal
class KexiDB::SQLiteDriverPrivate
{
public:
SQLiteDriverPrivate()
{
}
};
//PgSqlDB::PgSqlDB(TQObject *parent, const char *name, const TQStringList &)
SQLiteDriver::SQLiteDriver( TQObject *parent, const char *name, const TQStringList &args )
: Driver( parent, name, args )
,dp( new SQLiteDriverPrivate() )
{
d->isFileDriver = true;
d->isDBOpenedAfterCreate = true;
d->features = SingleTransactions | CursorForward
#ifndef SQLITE2
| CompactingDatabaseSupported;
#endif
;
//special method for autoincrement definition
beh->SPECIAL_AUTO_INCREMENT_DEF = true;
beh->AUTO_INCREMENT_FIELD_OPTION = ""; //not available
beh->AUTO_INCREMENT_TYPE = "INTEGER";
beh->AUTO_INCREMENT_PK_FIELD_OPTION = "PRIMARY KEY";
beh->AUTO_INCREMENT_RETQUIRES_PK = true;
beh->ROW_ID_FIELD_NAME = "OID";
beh->_1ST_ROW_READ_AHEAD_RETQUIRED_TO_KNOW_IF_THE_RESULT_IS_EMPTY=true;
beh->TQUOTATION_MARKS_FOR_IDENTIFIER='"';
beh->SELECT_1_SUBTQUERY_SUPPORTED = true;
beh->SQL_KEYWORDS = keywords;
initSQLKeywords(29);
//predefined properties
d->properties["client_library_version"] = sqlite_libversion();
d->properties["default_server_encoding"] =
#ifdef SQLITE2
sqlite_libencoding();
#else //SQLITE3
"UTF8"; //OK?
#endif
d->typeNames[Field::Byte]="Byte";
d->typeNames[Field::ShortInteger]="ShortInteger";
d->typeNames[Field::Integer]="Integer";
d->typeNames[Field::BigInteger]="BigInteger";
d->typeNames[Field::Boolean]="Boolean";
d->typeNames[Field::Date]="Date"; // In fact date/time types could be declared as datetext etc.
d->typeNames[Field::DateTime]="DateTime"; // to force text affinity..., see http://sqlite.org/datatype3.html
d->typeNames[Field::Time]="Time"; //
d->typeNames[Field::Float]="Float";
d->typeNames[Field::Double]="Double";
d->typeNames[Field::Text]="Text";
d->typeNames[Field::LongText]="CLOB";
d->typeNames[Field::BLOB]="BLOB";
}
SQLiteDriver::~SQLiteDriver()
{
delete dp;
}
KexiDB::Connection*
SQLiteDriver::drv_createConnection( ConnectionData &conn_data )
{
return new SQLiteConnection( this, conn_data );
}
bool SQLiteDriver::isSystemObjectName( const TQString& n ) const
{
return Driver::isSystemObjectName(n) || n.lower().startsWith("sqlite_");
}
bool SQLiteDriver::drv_isSystemFieldName( const TQString& n ) const
{
return n.lower()=="_rowid_"
|| n.lower()=="rowid"
|| n.lower()=="oid";
}
TQString SQLiteDriver::escapeString(const TQString& str) const
{
return TQString("'")+TQString(str).replace( '\'', "''" ) + "'";
}
TQCString SQLiteDriver::escapeString(const TQCString& str) const
{
return TQCString("'")+TQCString(str).replace( '\'', "''" )+"'";
}
TQString SQLiteDriver::escapeBLOB(const TQByteArray& array) const
{
return KexiDB::escapeBLOB(array, KexiDB::BLOBEscapeXHex);
}
TQString SQLiteDriver::drv_escapeIdentifier( const TQString& str) const
{
return TQString(str).replace( '"', "\"\"" );
}
TQCString SQLiteDriver::drv_escapeIdentifier( const TQCString& str) const
{
return TQCString(str).replace( '"', "\"\"" );
}
AdminTools* SQLiteDriver::drv_createAdminTools() const
{
#ifdef SQLITE2
return new AdminTools(); //empty impl.
#else
return new SQLiteAdminTools();
#endif
}
#include "sqlitedriver.moc"