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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* luaquerymapper.h
*
* Mon May 5 15:43:51 CEST 2008
* Copyright 2008 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of Pracro.
*
* Pracro 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.
*
* Pracro 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 Pracro; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef __PRACRO_LUAQUERYMAPPER_H__
#define __PRACRO_LUAQUERYMAPPER_H__
#include "queryresult.h"
#include <lua.hpp>
#include <lauxlib.h>
// For class Value
#include "database.h"
/**
* The LUAQueryMapper class takes the result of an external data query and
* applies the associated map.
*/
class LUAQueryMapper {
public:
LUAQueryMapper();
~LUAQueryMapper();
/**
* Applies the mapping program to the result-namespace, and returns the
* resulting value.
*/
Value map(const std::string &mapper);
void error(std::string message);
void addQueryResult(QueryResult &result);
private:
lua_State *L;
int clean_top;
};
#endif/*__PRACRO_LUAQUERYMAPPER_H__*/
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