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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef L_BASE_H_
#define L_BASE_H_
#include "common/c_types.h"
#include "common/c_internal.h"
#include "gamedef.h"
extern "C" {
#include <lua.h>
#include <lauxlib.h>
}
#ifndef SERVER
#include "client.h"
#endif
class ScriptApiBase;
class Server;
class Environment;
class GUIEngine;
class ModApiBase {
public:
static ScriptApiBase* getScriptApiBase(lua_State *L);
static Server* getServer(lua_State *L);
#ifndef SERVER
static Client* getClient(lua_State *L);
#endif // !SERVER
static IGameDef* getGameDef(lua_State *L);
static Environment* getEnv(lua_State *L);
static GUIEngine* getGuiEngine(lua_State *L);
// When we are not loading the mod, this function returns "."
static std::string getCurrentModPath(lua_State *L);
// Get an arbitrary subclass of ScriptApiBase
// by using dynamic_cast<> on getScriptApiBase()
template<typename T>
static T* getScriptApi(lua_State *L) {
ScriptApiBase *scriptIface = getScriptApiBase(L);
T *scriptIfaceDowncast = dynamic_cast<T*>(scriptIface);
if (!scriptIfaceDowncast) {
throw LuaError("Requested unavailable ScriptApi - core engine bug!");
}
return scriptIfaceDowncast;
}
static bool registerFunction(lua_State *L,
const char* name,
lua_CFunction func,
int top);
};
#endif /* L_BASE_H_ */
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