Merge pull request #1 from Zeno-/master

Began moving values to config.lua so they can be specified in the .conf file

config.lua

@@ -0,0 +1,24 @@
+
+local CONFIG_FILE_PREFIX = "caverealms."
+
+caverealms.config = {}
+
+-- This function based on kaeza/minetest-irc/config.lua and used under the
+-- terms of BSD 2-clause license.
+local function setting(stype, name, default)
+	local value
+	if stype == "bool" then
+		value = minetest.setting_getbool(CONFIG_FILE_PREFIX..name)
+	elseif stype == "string" then
+		value = minetest.setting_get(CONFIG_FILE_PREFIX..name)
+	elseif stype == "number" then
+		value = tonumber(minetest.setting_get(CONFIG_FILE_PREFIX..name))
+	end
+	if value == nil then
+		value = default
+	end
+	caverealms.config[name] = value
+end
+
+setting("number", "ymin", -33000)
+setting("number", "ymax", -700)

init.lua

@@ -3,10 +3,16 @@
 -- Depends default
 -- License: code WTFPL
 
--- Parameters
+caverealms = {}
 
-local YMIN = -33000 -- Approximate realm limits.
-local YMAX = -700
+local modpath = minetest.get_modpath(minetest.get_current_modname())
+
+dofile(modpath.."/config.lua")
+
+-- Parameters (see also config.lua)
+
+local YMIN = caverealms.config.ymin -- Approximate realm limits.
+local YMAX = caverealms.config.ymax
 local XMIN = -33000
 local XMAX = 33000
 local ZMIN = -33000
@@ -64,10 +70,6 @@ local np_wave = {
 	persist = 0.5
 }
 
--- Stuff
-
-caverealms = {}
-
 -- Nodes
 
 --glowing crystal
@@ -117,11 +119,11 @@ minetest.register_node("caverealms:glow_gem", {
 })
 --cave mossy cobble - bluish?
 minetest.register_node("caverealms:stone_with_moss", {
-	description = "Cave Dirt with Grass",
+	description = "Cave Stone with Moss",
 	tiles = {"default_cobble.png^caverealms_moss.png", "default_cobble.png", "default_cobble.png^caverealms_moss_side.png"},
 	is_ground_content = true,
 	groups = {crumbly=3},
-	drop = 'default:dirt',
+	drop = 'default:cobblestone',
 	sounds = default.node_sound_dirt_defaults({
 		footstep = {name="default_grass_footstep", gain=0.25},
 	}),