Simpler patch for saplings trying to grow on unknown nodes

diff --git a/games/minimal/mods/default/init.lua b/games/minimal/mods/default/init.lua
index c51af594f2d8412e6333d860f48ace342bf3ea83..1adc8f457c4cddbc399dc19dc93eac7420c90a13 100644 (file)
--- a/games/minimal/mods/default/init.lua
+++ b/games/minimal/mods/default/init.lua
@@ -1670,13 +1670,10 @@ minetest.register_abm({
        interval = 10,
        chance = 50,
        action = function(pos, node)
-               local node_under = minetest.registered_nodes[
-                       minetest.get_node({x = pos.x, y = pos.y - 1, z = pos.z}).name]
-               if not node_under then
+               if minetest.get_item_group(minetest.get_node(
+                       {x = pos.x, y = pos.y - 1, z = pos.z}).name, "soil") == 0 then
                        return
                end
-               local is_soil = node_under.groups.soil
-               if is_soil == nil or is_soil == 0 then return end
                print("A sapling grows into a tree at "..minetest.pos_to_string(pos))
                local vm = minetest.get_voxel_manip()
                local minp, maxp = vm:read_from_map({x=pos.x-16, y=pos.y, z=pos.z-16}, {x=pos.x+16, y=pos.y+16, z=pos.z+16})