Add _on_dispense callback for dispenser; refactor
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Wuzzy
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8774e7674d
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11 changed files with 196 additions and 211 deletions
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@ -94,197 +94,19 @@ local dispenserdef = {
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if #stacks >= 1 then
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local r = math.random(1, #stacks)
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local stack = stacks[r].stack
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local dropitem = ItemStack(stack:get_name())
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local dropitem = ItemStack(stack)
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dropitem:set_count(1)
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local stack_id = stacks[r].stackpos
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local stackdef = stack:get_definition()
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local iname = stack:get_name()
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local igroups = minetest.registered_items[iname].groups
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-- Do not dispense into solid nodes. Exception: Water bucket into cauldron
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if dropnodedef.walkable and not (minetest.get_item_group(dropnode.name, "cauldron") ~= 0 and (iname == "mcl_buckets:bucket_water" or iname == "mcl_buckets:bucket_river_water")) then
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-- no-op
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--[===[ Dispense item ]===]
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elseif iname == "mcl_throwing:arrow" then
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-- Shoot arrow
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local shootpos = vector.add(pos, vector.multiply(dropdir, 0.51))
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local yaw = math.atan2(dropdir.z, dropdir.x) - math.pi/2
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mcl_throwing.shoot_arrow(iname, shootpos, dropdir, yaw, nil, 19, 3)
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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-- Hardcoded dispensions --
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elseif iname == "mcl_throwing:egg" or iname == "mcl_throwing:snowball" then
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-- Throw egg or snowball
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local shootpos = vector.add(pos, vector.multiply(dropdir, 0.51))
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mcl_throwing.throw(iname, shootpos, dropdir)
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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elseif iname == "mcl_fire:fire_charge" then
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-- Throw fire charge
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local shootpos = vector.add(pos, vector.multiply(dropdir, 0.51))
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local fireball = minetest.add_entity(shootpos, "mobs_mc:blaze_fireball")
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local ent = fireball:get_luaentity()
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ent._shot_from_dispenser = true
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local v = ent.velocity or 1
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fireball:setvelocity(vector.multiply(dropdir, v))
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ent.switch = 1
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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elseif iname == "mcl_fire:flint_and_steel" then
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-- Ignite air or fire
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if dropnode.name == "air" then
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minetest.add_node(droppos, {name="mcl_fire:fire"})
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if not minetest.settings:get_bool("creative_mode") then
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stack:add_wear(65535/65) -- 65 uses
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end
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elseif dropnode.name == "mcl_tnt:tnt" then
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tnt.ignite(droppos)
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if not minetest.settings:get_bool("creative_mode") then
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stack:add_wear(65535/65) -- 65 uses
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end
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end
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inv:set_stack("main", stack_id, stack)
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elseif iname == "mcl_tnt:tnt" then
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-- Place and ignite TNT
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if dropnodedef.buildable_to then
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minetest.set_node(droppos, {name = iname})
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tnt.ignite(droppos)
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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end
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elseif iname == "mcl_buckets:bucket_empty" then
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-- Fill empty bucket with liquid or drop bucket if no liquid
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local collect_liquid = false
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local bucket_id
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if dropnode.name == "mcl_core:water_source" then
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collect_liquid = true
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bucket_id = "mcl_buckets:bucket_water"
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elseif dropnode.name == "mcl_core:lava_source" or dropnode.name == "mcl_nether:nether_lava_source" then
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collect_liquid = true
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bucket_id = "mcl_buckets:bucket_lava"
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elseif dropnode.name == "mclx_core:river_water_source" then
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collect_liquid = true
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bucket_id = "mcl_buckets:bucket_river_water"
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end
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if collect_liquid then
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minetest.set_node(droppos, {name="air"})
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-- Fill bucket with liquid and put it back into inventory
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-- if there's still space. If not, drop it.
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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local new_bucket = ItemStack(bucket_id)
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if inv:room_for_item("main", new_bucket) then
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inv:add_item("main", new_bucket)
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else
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minetest.add_item(droppos, dropitem)
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end
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else
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-- No liquid found: Drop empty bucket
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minetest.add_item(droppos, dropitem)
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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end
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elseif iname == "mcl_buckets:bucket_water" or iname == "mcl_buckets:bucket_river_water" or iname == "mcl_buckets:bucket_lava" then
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local do_empty = false
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-- Place water/lava source
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if minetest.get_item_group(dropnode.name, "cauldron") ~= 0 then
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if iname == "mcl_buckets:bucket_water" then
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minetest.set_node(droppos, {name = "mcl_cauldrons:cauldron_3"})
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do_empty = true
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elseif iname == "mcl_buckets:bucket_river_water" then
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minetest.set_node(droppos, {name = "mcl_cauldrons:cauldron_3r"})
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do_empty = true
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end
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elseif dropnodedef.buildable_to then
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local dim = mcl_worlds.pos_to_dimension(droppos)
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if iname == "mcl_buckets:bucket_water" then
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if dim == "nether" then
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minetest.sound_play("fire_extinguish_flame", {pos = droppos, gain = 0.25, max_hear_distance = 16})
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else
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minetest.set_node(droppos, {name = "mcl_core:water_source"})
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end
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do_empty = true
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elseif iname == "mcl_buckets:bucket_river_water" then
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if dim == "nether" then
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minetest.sound_play("fire_extinguish_flame", {pos = droppos, gain = 0.25, max_hear_distance = 16})
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else
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minetest.set_node(droppos, {name = "mclx_core:river_water_source"})
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end
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do_empty = true
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elseif iname == "mcl_buckets:bucket_lava" then
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if dim == "nether" then
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minetest.set_node(droppos, {name = "mcl_nether:nether_lava_source"})
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else
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minetest.set_node(droppos, {name = "mcl_core:lava_source"})
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end
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do_empty = true
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end
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end
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if do_empty then
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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if inv:room_for_item("main", "mcl_buckets:bucket_empty") then
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inv:add_item("main", "mcl_buckets:bucket_empty")
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else
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minetest.add_item(droppos, dropitem)
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end
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end
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elseif iname == "mcl_dye:white" then
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-- Apply bone meal, if possible
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local pointed_thing
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if dropnode.name == "air" then
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pointed_thing = { above = droppos, under = { x=droppos.x, y=droppos.y-1, z=droppos.z } }
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else
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pointed_thing = { above = pos, under = droppos }
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end
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local success = mcl_dye.apply_bone_meal(pointed_thing)
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if success then
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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end
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elseif minetest.get_item_group(iname, "minecart") == 1 then
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-- Place minecart as entity on rail
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local placed
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if dropnodedef.groups.rail then
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-- FIXME: This places minecarts even if the spot is already occupied
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local pointed_thing = { under = droppos, above = { x=droppos.x, y=droppos.y+1, z=droppos.z } }
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placed = mcl_minecarts.place_minecart(stack, pointed_thing)
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end
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if placed == nil then
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-- Drop item
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minetest.add_item(droppos, dropitem)
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end
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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elseif igroups.boat then
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local below = {x=droppos.x, y=droppos.y-1, z=droppos.z}
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local belownode = minetest.get_node(below)
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-- Place boat as entity on or in water
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if dropnodedef.groups.water or (dropnode.name == "air" and minetest.registered_nodes[belownode.name].groups.water) then
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minetest.add_entity(droppos, "mcl_boats:boat")
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else
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minetest.add_item(droppos, dropitem)
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end
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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elseif igroups.armor_head or igroups.armor_torso or igroups.armor_legs or igroups.armor_feet then
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-- Armor, mob heads and pumpkins
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if igroups.armor_head or igroups.armor_torso or igroups.armor_legs or igroups.armor_feet then
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local armor_type, armor_slot
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local armor_dispensed = false
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if igroups.armor_head then
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@ -373,19 +195,9 @@ local dispenserdef = {
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end
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end
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elseif igroups.shulker_box then
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-- Place shulker box as node
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if dropnodedef.buildable_to then
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minetest.set_node(droppos, {name = iname, param2 = node.param2})
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local imeta = stack:get_metadata()
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local iinv_main = minetest.deserialize(imeta)
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local ninv = minetest.get_inventory({type="node", pos=droppos})
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ninv:set_list("main", iinv_main)
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stack:take_item()
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end
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-- Spawn Egg
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elseif igroups.spawn_egg then
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-- Place spawn egg
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-- Spawn mob
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if not dropnodedef.walkable then
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pointed_thing = { above = droppos, under = { x=droppos.x, y=droppos.y-1, z=droppos.z } }
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minetest.add_entity(droppos, stack:get_name())
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@ -394,14 +206,44 @@ local dispenserdef = {
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inv:set_stack("main", stack_id, stack)
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end
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-- TODO: Many other dispenser actions
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else
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-- Drop item
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minetest.add_item(droppos, dropitem)
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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-- Generalized dispension
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elseif (not dropnodedef.walkable or stackdef._dispense_into_walkable) then
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--[[ _on_dispense(stack, pos, droppos, dropnode, dropdir)
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* stack: Itemstack which is dispense
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* pos: Position of dispenser
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* droppos: Position to which to dispense item
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* dropnode: Node of droppos
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* dropdir: Drop direction
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_dispense_into_walkable: If true, can dispense into walkable nodes
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]]
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if stackdef._on_dispense then
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-- Item-specific dispension (if defined)
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local od_ret = stackdef._on_dispense(dropitem, pos, droppos, dropnode, dropdir)
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if od_ret then
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local newcount = stack:get_count() - 1
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stack:set_count(newcount)
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inv:set_stack("main", stack_id, stack)
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if newcount == 0 then
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inv:set_stack("main", stack_id, od_ret)
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elseif inv:room_for_item("main", od_ret) then
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inv:add_item("main", od_ret)
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else
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minetest.add_item(droppos, dropitem)
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end
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else
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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end
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else
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-- Drop item otherwise
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minetest.add_item(droppos, dropitem)
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stack:take_item()
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inv:set_stack("main", stack_id, stack)
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end
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end
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end
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end,
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rules = mesecon.rules.alldirs,
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