uncm/init.lua

--U.N.C.M: Unbreakable Node Clone Maker - By Genshin 

local path = minetest.get_modpath("uncm")
local nodes_cloned = false
local count = 0

print("[Unbreakable Node Clone Maker] Activated!")

--Dupe dem nodes! :D
local register_unbreakable_duplicate_node = function(name, def)
  local nodename = "uncm:"..name
  count = count + 1

  --Don't even ask...
  minetest.register_node(nodename,{
    description = def.description.." (Unbreakable)",
    drawtype = def.drawtype,
    mesh = def.mesh, --For fancy schmancy modelers that made nice looking custom nodes
    visual_scale = def.visual_scale,
    tiles = def.tiles,
    groups = {unbreakable = 1, not_in_creative_inventory = 1},
    special_tiles = def. special_tiles,
    use_texture_alpha = def.use_texture_alpha,
    alpha = def.alpha,
    post_effect_color = def.post_effect_color,
    inventory_image = def.inventory_image,
    wield_image = def.wield_image,
    paramtype = def.paramtype,
    none = def.none, --I don't even know why this key exists on the node registration table... ¯\_(ツ)_/¯
    light = def.light,
    paramtype2 = def.paramtype2,
    wallmounted = def.wallmounted,
    facedir = def.facedir,
    is_ground_content = def.is_ground_content,
    sunlight_propagates = def.sunlight_propagates,
    walkable = def.walkable,
    pointable = def.pointable,
    diggable = def.diggable,
    climbable = def.climbable,
    buildable_to = def.buildable_to,
    drop = def.drop,
    stack_max = def.stack_max,
    liquidtype = def.liquidtype,
    liquid_alternative_flowing = def.liquid_alternative_flowing,
    liquid_alternative_source = def.liquid_alternative_source,
    liquid_viscosity = def.liquid_viscosity,
    liquid_renewable = def.liquid_renewable,
    light_source = def.light_source,
    damage_per_second = def.damage_per_second,
    node_box = def.node_box,
    selection_box = def.selection_box,
    collision_box = def.collision_box,
    legacy_facedir_simple = def.legacy_facedir_simple,
    legacy_wallmounted = def.legacy_wallmounted,
    sounds = def.sounds,
    dig = def.dig,
    dug = def.dug,
    on_construct = def.on_construct,
    on_destruct = def.on_destruct,
    after_destruct = def.after_destruct,
    on_place = def.on_place,
    on_drop = def.on_drop,
    on_use = def.on_use,
    on_punch = def.on_punch,
    on_blast = function() end, --Ignores explosions
    on_dig = def.on_dig,
    on_timer = def.on_timer,
    on_receive_fields = def.on_receive_fields,
    allow_metadata_inventory_move = def.allow_metadata_inventory_move,
    allow_metadata_inventory_put = def.allow_metadata_inventory_put,
    allow_metadata_inventory_take = def.allow_metadata_inventory_take,
    on_metadata_inventory_move = def.on_metadata_inventory_move,
    on_metadata_inventory_put = def.on_metadata_inventory_put,
    on_metadata_inventory_take = def.on_metadata_inventory_take,
    after_place_node = def.after_place_node,
    can_dig = def.can_dig,
    after_dig_node = def.after_dig_node,
    on_rightclick = def.on_rightclick,
    on_blast = def.on_blast,
  })

  --And alias this node too so /give would be convenient
  minetest.register_alias("unb_"..name, nodename)

end

--The Node Duplication Code
if nodes_cloned == false then

  --Go through every registered node from the game
  for k,v in pairs(minetest.registered_nodes) do
    local get = tostring(string.match(tostring(k), ":[%w_]+"))
    local nodename = tostring(string.match(get, "[%w_]+")) --only get the name of the node without naming convention
    local nodedef = v

    --Dont make a duplicate of yourself
    if k == "uncm:"..nodename then 

    elseif --Would be pointless to duplicate airlike, liquids or things that are unbreakable or not in creative inventory already...
    not (nodedef.drawtype == "airlike" or nodedef.drawtype == "liquid" or nodedef.drawtype == "flowingliquid" or nodedef.groups["unbreakable"] == 1 or nodedef.groups["not_in_creative_inventory"] == 1 ) then
      minetest.log("action", "registered node \""..k.."\" is being duplicated.")
      register_unbreakable_duplicate_node(nodename, nodedef)
    end

  end

  nodes_cloned = true

end

--To see results, look at your logs :P
minetest.log("action", count.." registered nodes were successfully duplicated, each copied node are unbreakable and properly aliased!")
print("[Unbreakable Node Clone Maker] Node duplication procedure completed!")