add optional recipes

mapserver_mod/mapserver/border.lua

@@ -61,6 +61,15 @@ minetest.register_node("mapserver:border", {
 
 		update_formspec(meta)
 	end
-
-
 })
+
+if mapserver.enable_crafting then
+	minetest.register_craft({
+	    output = 'mapserver:border',
+	    recipe = {
+				{"", "default:steel_ingot", ""},
+				{"default:paper", "default:goldblock", "default:paper"},
+				{"", "default:glass", ""}
+			}
+	})
+end

mapserver_mod/mapserver/init.lua

@@ -1,5 +1,7 @@
 
-mapserver = {}
+mapserver = {
+	enable_crafting = minetest.settings:get("mapserver.enable_crafting")
+}
 
 local MP = minetest.get_modpath("mapserver")
 dofile(MP.."/common.lua")

mapserver_mod/mapserver/label.lua

@@ -57,6 +57,15 @@ minetest.register_node("mapserver:label", {
 
 		update_formspec(meta)
 	end
-
-
 })
+
+if mapserver.enable_crafting then
+	minetest.register_craft({
+	    output = 'mapserver:label',
+	    recipe = {
+				{"", "default:paper", ""},
+				{"default:paper", "default:goldblock", "default:paper"},
+				{"", "default:glass", ""}
+			}
+	})
+end

mapserver_mod/mapserver/poi.lua

@@ -57,6 +57,16 @@ minetest.register_node("mapserver:poi", {
 
 		update_formspec(meta)
 	end
-
-
 })
+
+
+if mapserver.enable_crafting then
+	minetest.register_craft({
+	    output = 'mapserver:poi',
+	    recipe = {
+				{"", "dye:blue", ""},
+				{"default:paper", "default:goldblock", "default:paper"},
+				{"", "default:glass", ""}
+			}
+	})
+end

mapserver_mod/mapserver/train.lua

@@ -65,6 +65,15 @@ minetest.register_node("mapserver:train", {
 
 		update_formspec(meta)
 	end
-
-
 })
+
+if mapserver.enable_crafting then
+	minetest.register_craft({
+	    output = 'mapserver:train',
+	    recipe = {
+				{"", "default:steel_ingot", ""},
+				{"default:paper", "default:goldblock", "default:paper"},
+				{"", "default:glass", ""}
+			}
+	})
+end