mods/ITEMS/mcl_fire/fire_charge.lua

   1 -- Fire Charge
   2 minetest.register_craftitem("mcl_fire:fire_charge", {
   3         description = "Fire Charge",
   4         _doc_items_longdesc = "Fire charges are primarily projectiles which can be launched from dispensers, they will fly in a straight line and burst into a fire on impact. Alternatively, they can be used to ignite fires directly.",
   5         _doc_items_usagehelp = "Put the fire charge into a dispenser and supply it with redstone power to launch it. To ignite a fire directly, simply place the fire charge on the ground, which uses it up.",
   6         inventory_image = "mcl_fire_fire_charge.png",
   7         liquids_pointable = false,
   8         stack_max = 64,
   9         on_place = function(itemstack, user, pointed_thing)
  10                 -- Use pointed node's on_rightclick function first, if present
  11                 local node = minetest.get_node(pointed_thing.under)
  12                 if user and not user:get_player_control().sneak then
  13                         if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
  14                                 return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, user, itemstack) or itemstack
  15                         end
  16                 end
  17
  18                 -- Ignite/light fire
  19                 if pointed_thing.type == "node" then
  20                         local nodedef = minetest.registered_nodes[node.name]
  21                         if nodedef and nodedef._on_ignite then
  22                                 local overwrite = nodedef._on_ignite(user, pointed_thing)
  23                                 if not overwrite then
  24                                         mcl_fire.set_fire(pointed_thing)
  25                                 end
  26                         else
  27                                 mcl_fire.set_fire(pointed_thing)
  28                         end
  29                         if not minetest.settings:get_bool("creative_mode") then
  30                                 itemstack:take_item()
  31                         end
  32                 end
  33                 return itemstack
  34         end,
  35         _on_dispense = function(stack, pos, droppos, dropnode, dropdir)
  36                 -- Throw fire charge
  37                 local shootpos = vector.add(pos, vector.multiply(dropdir, 0.51))
  38                 local fireball = minetest.add_entity(shootpos, "mobs_mc:blaze_fireball")
  39                 local ent = fireball:get_luaentity()
  40                 ent._shot_from_dispenser = true
  41                 local v = ent.velocity or 1
  42                 fireball:setvelocity(vector.multiply(dropdir, v))
  43                 ent.switch = 1
  44                 stack:take_item()
  45         end,
  46 })
  47
  48 minetest.register_craft({
  49         type = 'shapeless',
  50         output = 'mcl_fire:fire_charge 3',
  51         recipe = { 'mcl_mobitems:blaze_powder', 'group:coal', 'mcl_mobitems:gunpowder' },
  52 })