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MineClone2/mods/ITEMS/mcl_buckets/init.lua

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-- Minetest 0.4 mod: bucket
-- See README.txt for licensing and other information.
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minetest.register_alias("bucket:bucket_empty", "mcl_buckets:bucket_empty")
minetest.register_alias("bucket:bucket_water", "mcl_buckets:bucket_water")
minetest.register_alias("bucket:bucket_lava", "mcl_buckets:bucket_lava")
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local mod_doc = minetest.get_modpath("doc")
local mod_mcl_core = minetest.get_modpath("mcl_core")
if mod_mcl_core then
minetest.register_craft({
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output = 'mcl_buckets:bucket_empty 1',
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recipe = {
{'mcl_core:iron_ingot', '', 'mcl_core:iron_ingot'},
{'', 'mcl_core:iron_ingot', ''},
}
})
end
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mcl_buckets = {}
mcl_buckets.liquids = {}
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-- Sound helper functions for placing and taking liquids
local sound_place = function(itemname, pos)
local def = minetest.registered_nodes[itemname]
if def and def.sounds and def.sounds.place then
minetest.sound_play(def.sounds.place, {gain=1.0, pos = pos})
end
end
local sound_take = function(itemname, pos)
local def = minetest.registered_nodes[itemname]
if def and def.sounds and def.sounds.dug then
minetest.sound_play(def.sounds.dug, {gain=1.0, pos = pos})
end
end
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-- Register a new liquid
-- source_place = a string or function.
-- * string: name of the node to place
-- * function(pos): will returns name of the node to place with pos being the placement position
-- source_take = table of liquid source node names to take
-- itemname = itemstring of the new bucket item (or nil if liquid is not takeable)
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-- inventory_image = texture of the new bucket item (ignored if itemname == nil)
-- name = user-visible bucket description
-- longdesc = long explanatory description (for help)
-- usagehelp = short usage explanation (for help)
-- extra_check = optional function(pos) which can returns false to avoid placing the liquid
--
-- This function can be called from any mod (which depends on this one)
function mcl_buckets.register_liquid(source_place, source_take, itemname, inventory_image, name, longdesc, usagehelp, extra_check)
for i=1, #source_take do
mcl_buckets.liquids[source_take[i]] = {
source_place = source_place,
source_take = source_take[i],
itemname = itemname,
}
if type(source_place) == "string" then
mcl_buckets.liquids[source_place] = mcl_buckets.liquids[source_take[i]]
end
end
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if itemname ~= nil then
minetest.register_craftitem(itemname, {
description = name,
_doc_items_longdesc = longdesc,
_doc_items_usagehelp = usagehelp,
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inventory_image = inventory_image,
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stack_max = 16,
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liquids_pointable = true,
on_place = function(itemstack, user, pointed_thing)
-- Must be pointing to node
if pointed_thing.type ~= "node" then
return
end
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local node = minetest.get_node(pointed_thing.under)
local place_pos = pointed_thing.under
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local nn = node.name
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-- Call on_rightclick if the pointed node defines it
if user and not user:get_player_control().sneak then
if minetest.registered_nodes[nn] and minetest.registered_nodes[nn].on_rightclick then
return minetest.registered_nodes[nn].on_rightclick(place_pos, node, user, itemstack) or itemstack
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end
end
local place_liquid = function(pos, itemstring)
local fullness = minetest.registered_nodes[itemstring].liquid_range
sound_place(itemstring, pos)
minetest.add_node(pos, {name=itemstring, param2=fullness})
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end
local node_place
if type(source_place) == "function" then
node_place = source_place(place_pos)
else
node_place = source_place
end
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-- Check if pointing to a buildable node
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local item = itemstack:get_name()
if extra_check and extra_check(place_pos) == false then
-- Fail placement of liquid
elseif minetest.registered_nodes[nn] and minetest.registered_nodes[nn].buildable_to then
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-- buildable; replace the node
local pns = user:get_player_name()
if minetest.is_protected(place_pos, pns) then
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return itemstack
end
place_liquid(place_pos, node_place)
if mod_doc and doc.entry_exists("nodes", node_place) then
doc.mark_entry_as_revealed(user:get_player_name(), "nodes", node_place)
end
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else
-- not buildable to; place the liquid above
-- check if the node above can be replaced
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local abovenode = minetest.get_node(pointed_thing.above)
if minetest.registered_nodes[abovenode.name] and minetest.registered_nodes[abovenode.name].buildable_to then
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local pn = user:get_player_name()
if minetest.is_protected(pointed_thing.above, pn) then
return itemstack
end
place_liquid(pointed_thing.above, node_place)
if mod_doc and doc.entry_exists("nodes", node_place) then
doc.mark_entry_as_revealed(user:get_player_name(), "nodes", node_place)
end
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else
-- do not remove the bucket with the liquid
return
end
end
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-- Handle bucket item and inventory stuff
if not minetest.settings:get_bool("creative_mode") then
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-- Add empty bucket and put it into inventory, if possible.
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-- Drop empty bucket otherwise.
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local new_bucket = ItemStack("mcl_buckets:bucket_empty")
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if itemstack:get_count() == 1 then
return new_bucket
else
local inv = user:get_inventory()
if inv:room_for_item("main", new_bucket) then
inv:add_item("main", new_bucket)
else
minetest.add_item(user:getpos(), new_bucket)
end
itemstack:take_item()
return itemstack
end
else
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return
end
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end
})
end
end
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minetest.register_craftitem("mcl_buckets:bucket_empty", {
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description = "Empty Bucket",
_doc_items_longdesc = "A bucket can be used to collect and release liquids.",
_doc_items_usagehelp = "Punch a liquid source to collect the liquid. With the filled bucket, you can right-click somewhere to empty the bucket which will create a liquid source at the position you've clicked at.",
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inventory_image = "bucket.png",
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stack_max = 16,
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liquids_pointable = true,
on_place = function(itemstack, user, pointed_thing)
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-- Must be pointing to node
if pointed_thing.type ~= "node" then
return
end
-- Call on_rightclick if the pointed node defines it
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local node = minetest.get_node(pointed_thing.under)
local nn = node.name
if user and not user:get_player_control().sneak then
if minetest.registered_nodes[nn] and minetest.registered_nodes[nn].on_rightclick then
return minetest.registered_nodes[nn].on_rightclick(pointed_thing.under, node, user, itemstack) or itemstack
end
end
-- Check if pointing to a liquid source
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liquiddef = mcl_buckets.liquids[nn]
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local new_bucket
if liquiddef ~= nil and liquiddef.itemname ~= nil and (nn == liquiddef.source_take) then
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-- Fill bucket, but not in Creative Mode
if not minetest.settings:get_bool("creative_mode") then
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new_bucket = ItemStack({name = liquiddef.itemname, metadata = tostring(node.param2)})
end
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minetest.add_node(pointed_thing.under, {name="air"})
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sound_take(nn, pointed_thing.under)
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if mod_doc and doc.entry_exists("nodes", nn) then
doc.mark_entry_as_revealed(user:get_player_name(), "nodes", nn)
end
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elseif nn == "mcl_cauldrons:cauldron_3" then
-- Take water out of full cauldron
minetest.set_node(pointed_thing.under, {name="mcl_cauldrons:cauldron"})
if not minetest.settings:get_bool("creative_mode") then
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new_bucket = ItemStack("mcl_buckets:bucket_water")
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end
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sound_take("mcl_core:water_source", pointed_thing.under)
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end
-- Add liquid bucket and put it into inventory, if possible.
-- Drop new bucket otherwise.
if new_bucket then
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if itemstack:get_count() == 1 then
return new_bucket
else
local inv = user:get_inventory()
if inv:room_for_item("main", new_bucket) then
inv:add_item("main", new_bucket)
else
minetest.add_item(user:getpos(), new_bucket)
end
if not minetest.settings:get_bool("creative_mode") then
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itemstack:take_item()
end
return itemstack
end
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end
end,
})
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if mod_mcl_core then
-- Water bucket
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mcl_buckets.register_liquid(
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"mcl_core:water_source",
{"mcl_core:water_source"},
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"mcl_buckets:bucket_water",
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"bucket_water.png",
"Water Bucket",
"A bucket can be used to collect and release liquids. This one is filled with water.",
"Right-click on any block to empty the bucket and put a water source on this spot.",
function(pos)
local nn = minetest.get_node(pos).name
-- Pour water into cauldron
if (nn == "mcl_cauldrons:cauldron" or
nn == "mcl_cauldrons:cauldron_1" or
nn == "mcl_cauldrons:cauldron_2") then
-- Put water into cauldron
minetest.set_node(pos, {name="mcl_cauldrons:cauldron_3"})
sound_place("mcl_core:water_source", pos)
return false
elseif nn == "mcl_cauldrons:cauldron_3" then
sound_place("mcl_core:water_source", pos)
return false
-- Evaporate water if used in Nether (except on cauldron)
else
local _, dim = mcl_util.y_to_layer(pos.y)
if dim == "nether" then
minetest.sound_play("fire_extinguish_flame", {pos = pos, gain = 0.25, max_hear_distance = 16})
return false
end
end
end
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)
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-- Lava bucket
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mcl_buckets.register_liquid(
function(pos)
local _, dim = mcl_util.y_to_layer(pos.y)
if dim == "nether" then
return "mcl_nether:nether_lava_source"
else
return "mcl_core:lava_source"
end
end,
{"mcl_core:lava_source", "mcl_nether:nether_lava_source"},
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"mcl_buckets:bucket_lava",
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"bucket_lava.png",
"Lava Bucket",
"A bucket can be used to collect and release liquids. This one is filled with hot lava, safely contained inside. Use with caution.",
"Choose a place where you want to empty the bucket, then get in a safe spot somewhere above it. Be prepared to run away when something goes wrong as the lava will soon start to flow after placing. To empty the bucket (which places a lava source), right-click on your chosen place."
)
end
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minetest.register_craft({
type = "fuel",
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recipe = "mcl_buckets:bucket_lava",
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burntime = 1000,
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replacements = {{"mcl_buckets:bucket_lava", "mcl_buckets:bucket_empty"}},
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})