Add Settings interface for Lua

src/script/lua_api/l_settings.h

@@ -0,0 +1,73 @@
+/*
+Minetest
+Copyright (C) 2013 PilzAdam <pilzadam@minetest.net>
+
+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_SETTINGS_H_
+#define L_SETTINGS_H_
+
+#include "lua_api/l_base.h"
+
+class Settings;
+
+class LuaSettings : public ModApiBase {
+private:
+	static const char className[];
+	static const luaL_reg methods[];
+
+	// garbage collector
+	static int gc_object(lua_State* L);
+
+	// get(self, key) -> value
+	static int l_get(lua_State* L);
+
+	// get_bool(self, key) -> boolean
+	static int l_get_bool(lua_State* L);
+
+	// set(self, key, value)
+	static int l_set(lua_State* L);
+
+	// remove(self, key) -> success
+	static int l_remove(lua_State* L);
+
+	// get_names(self) -> {key1, ...}
+	static int l_get_names(lua_State* L);
+
+	// write(self) -> success
+	static int l_write(lua_State* L);
+
+	// to_table(self) -> {[key1]=value1,...}
+	static int l_to_table(lua_State* L);
+
+	Settings* m_settings;
+	std::string m_filename;
+
+public:
+	LuaSettings(const char* filename);
+	~LuaSettings();
+
+	// LuaSettings(filename)
+	// Creates an LuaSettings and leaves it on top of stack
+	static int create_object(lua_State* L);
+
+	static LuaSettings* checkobject(lua_State* L, int narg);
+
+	static void Register(lua_State* L);
+
+};
+
+#endif