databasesqlite.h

//////////////////////////////////////////////////////////////////////
// OpenTibia - an opensource roleplaying game
//////////////////////////////////////////////////////////////////////
//
//////////////////////////////////////////////////////////////////////
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//////////////////////////////////////////////////////////////////////

#ifdef __USE_SQLITE__

#ifndef __DATABASE_SQLITE_H__
#define __DATABASE_SQLITE_H__

#ifndef __OTSERV_DATABASE_H__
#error "database.h should be included first."
#endif

#include "definitions.h"
#include <sqlite3.h>
#include <sstream>
#include <map>

class DatabaseSQLite : public _Database
{
	public:
		DatabaseSQLite();
		DATABASE_VIRTUAL ~DatabaseSQLite();

		DATABASE_VIRTUAL bool getParam(DBParam_t param);

		DATABASE_VIRTUAL bool beginTransaction();
		DATABASE_VIRTUAL bool rollback();
		DATABASE_VIRTUAL bool commit();

		DATABASE_VIRTUAL bool executeQuery(const std::string& query);
		DATABASE_VIRTUAL DBResult* storeQuery(const std::string& query);

		DATABASE_VIRTUAL uint64_t getLastInsertedRowID();

		DATABASE_VIRTUAL std::string escapeString(const std::string& s);
		DATABASE_VIRTUAL std::string escapePatternString(const std::string& s);
		DATABASE_VIRTUAL std::string escapeBlob(const char* s, uint32_t length);

		DATABASE_VIRTUAL void freeResult(DBResult *res);

		DATABASE_VIRTUAL uint64_t getLastInsertId() {return (uint64_t)sqlite3_last_insert_rowid(m_handle);}

		DATABASE_VIRTUAL std::string getStringComparer() {return "LIKE ";}
		DATABASE_VIRTUAL std::string getUpdateLimiter() {return ";";}
		DATABASE_VIRTUAL DatabaseEngine_t getDatabaseEngine() {return DATABASE_ENGINE_SQLITE;}

		DATABASE_VIRTUAL std::string getClientName() {return "SQLite";}
		DATABASE_VIRTUAL const char* getClientVersion() {return sqlite3_libversion();}
		DATABASE_VIRTUAL uint64_t getClientVersionNumeric() {return sqlite3_libversion_number();}

	protected:
		std::string _parse(const std::string& s);

		boost::recursive_mutex sqliteLock;
		sqlite3* m_handle;
};

class SQLiteResult : public _DBResult
{
	friend class DatabaseSQLite;

	public:
		DATABASE_VIRTUAL int32_t getDataInt(const std::string& s);
		DATABASE_VIRTUAL int64_t getDataLong(const std::string& s);
		DATABASE_VIRTUAL std::string getDataString(const std::string& s);
		DATABASE_VIRTUAL const char* getDataStream(const std::string& s, unsigned long &size);

		DATABASE_VIRTUAL bool next();

	protected:
		SQLiteResult(sqlite3_stmt* stmt);
		DATABASE_VIRTUAL ~SQLiteResult();

		sqlite3_stmt* m_handle;
};

#endif

#endif