3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include "common/c_types.h"
23 #include "common/c_internal.h"
24 #include "common/helper.h"
41 class ModApiBase : protected LuaHelper {
44 static ScriptApiBase* getScriptApiBase(lua_State *L);
45 static Server* getServer(lua_State *L);
47 static Client* getClient(lua_State *L);
50 static IGameDef* getGameDef(lua_State *L);
52 static Environment* getEnv(lua_State *L);
53 static GUIEngine* getGuiEngine(lua_State *L);
54 // When we are not loading the mod, this function returns "."
55 static std::string getCurrentModPath(lua_State *L);
57 // Get an arbitrary subclass of ScriptApiBase
58 // by using dynamic_cast<> on getScriptApiBase()
60 static T* getScriptApi(lua_State *L) {
61 ScriptApiBase *scriptIface = getScriptApiBase(L);
62 T *scriptIfaceDowncast = dynamic_cast<T*>(scriptIface);
63 if (!scriptIfaceDowncast) {
64 throw LuaError("Requested unavailable ScriptApi - core engine bug!");
66 return scriptIfaceDowncast;
69 static bool registerFunction(lua_State *L,