From 234bf99743f65d4005673defd65aa3e96ddb853f Mon Sep 17 00:00:00 2001
From: Perttu Ahola <celeron55@gmail.com>
Date: Sat, 26 Nov 2011 03:37:09 +0200
Subject: [PATCH] Lua setting getter

---
 data/mods/default/init.lua |  5 +++++
 src/scriptapi.cpp          | 22 ++++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/data/mods/default/init.lua b/data/mods/default/init.lua
index 6512f55eb..c6f039385 100644
--- a/data/mods/default/init.lua
+++ b/data/mods/default/init.lua
@@ -18,6 +18,8 @@
 -- minetest.register_on_newplayer(func(ObjectRef))
 -- minetest.register_on_respawnplayer(func(ObjectRef))
 -- ^ return true in func to disable regular player placement
+-- minetest.setting_get(name)
+-- minetest.setting_getbool(name)
 --
 -- Global objects:
 -- minetest.env - environment reference
@@ -1313,6 +1315,9 @@ minetest.register_on_respawnplayer(function(player)
 	-- return true
 end)
 
+-- Example setting get
+print("max_users = " .. dump(minetest.setting_get("max_users")))
+
 --
 -- Done, print some random stuff
 --
diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp
index 03bdd3a7d..f1f0658f4 100644
--- a/src/scriptapi.cpp
+++ b/src/scriptapi.cpp
@@ -38,6 +38,8 @@ extern "C" {
 #include "tooldef.h"
 #include "nodedef.h"
 #include "craftdef.h"
+#include "main.h" // For g_settings
+#include "settings.h" // For accessing g_settings
 
 /*
 TODO:
@@ -855,6 +857,24 @@ static int l_register_on_respawnplayer(lua_State *L)
 	return register_lua_callback(L, "registered_on_respawnplayers");
 }
 
+// setting_get(name)
+static int l_setting_get(lua_State *L)
+{
+	const char *name = luaL_checkstring(L, 1);
+	std::string value = g_settings->get(name);
+	lua_pushstring(L, value.c_str());
+	return 1;
+}
+
+// setting_getbool(name)
+static int l_setting_getbool(lua_State *L)
+{
+	const char *name = luaL_checkstring(L, 1);
+	bool value = g_settings->getBool(name);
+	lua_pushboolean(L, value);
+	return 1;
+}
+
 static const struct luaL_Reg minetest_f [] = {
 	{"register_nodedef_defaults", l_register_nodedef_defaults},
 	{"register_entity", l_register_entity},
@@ -867,6 +887,8 @@ static const struct luaL_Reg minetest_f [] = {
 	{"register_on_punchnode", l_register_on_punchnode},
 	{"register_on_newplayer", l_register_on_newplayer},
 	{"register_on_respawnplayer", l_register_on_respawnplayer},
+	{"setting_get", l_setting_get},
+	{"setting_getbool", l_setting_getbool},
 	{NULL, NULL}
 };