264 lines
9.1 KiB
Lua
264 lines
9.1 KiB
Lua
-- Minetest 0.4 mod: bucket
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-- See README.txt for licensing and other information.
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local LIQUID_MAX = 8 --The number of water levels when liquid_finite is enabled
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minetest.register_alias("bucket", "bucket:bucket_empty")
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minetest.register_alias("bucket_water", "bucket:bucket_water")
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minetest.register_alias("bucket_lava", "bucket:bucket_lava")
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local mod_doc = minetest.get_modpath("doc")
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local mod_mcl_core = minetest.get_modpath("mcl_core")
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if mod_mcl_core then
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minetest.register_craft({
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output = 'bucket:bucket_empty 1',
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recipe = {
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{'mcl_core:iron_ingot', '', 'mcl_core:iron_ingot'},
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{'', 'mcl_core:iron_ingot', ''},
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}
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})
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end
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bucket = {}
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bucket.liquids = {}
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-- Sound helper functions for placing and taking liquids
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local sound_place = function(itemname, pos)
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local def = minetest.registered_nodes[itemname]
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if def and def.sounds and def.sounds.place then
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minetest.sound_play(def.sounds.place, {gain=1.0, pos = pos})
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end
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end
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local sound_take = function(itemname, pos)
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local def = minetest.registered_nodes[itemname]
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if def and def.sounds and def.sounds.dug then
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minetest.sound_play(def.sounds.dug, {gain=1.0, pos = pos})
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end
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end
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-- Register a new liquid
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-- source = name of the source node
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-- flowing = name of the flowing node
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-- itemname = name 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)
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-- This function can be called from any mod (that depends on bucket).
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function bucket.register_liquid(source, flowing, itemname, inventory_image, name, longdesc, usagehelp)
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bucket.liquids[source] = {
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source = source,
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flowing = flowing,
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itemname = itemname,
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}
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bucket.liquids[flowing] = bucket.liquids[source]
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if itemname ~= nil then
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minetest.register_craftitem(itemname, {
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description = name,
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_doc_items_longdesc = longdesc,
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_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,
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on_place = function(itemstack, user, pointed_thing)
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-- Must be pointing to node
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if pointed_thing.type ~= "node" then
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return
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end
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local node = minetest.get_node(pointed_thing.under)
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local nn = node.name
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-- Call on_rightclick if the pointed node defines it
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if user and not user:get_player_control().sneak then
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if minetest.registered_nodes[nn] and minetest.registered_nodes[nn].on_rightclick then
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return minetest.registered_nodes[nn].on_rightclick(pointed_thing.under, node, user, itemstack) or itemstack
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end
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end
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local place_liquid = function(pos, node, source, flowing, fullness)
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sound_place(source, pos)
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if math.floor(fullness/128) == 1 or (not minetest.setting_getbool("liquid_finite")) then
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minetest.add_node(pos, {name=source, param2=fullness})
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return
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elseif node.name == flowing then
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fullness = fullness + node.param2
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elseif node.name == source then
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fullness = LIQUID_MAX
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end
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if fullness >= LIQUID_MAX then
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minetest.add_node(pos, {name=source, param2=LIQUID_MAX})
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else
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minetest.add_node(pos, {name=flowing, param2=fullness})
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end
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end
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-- Check if pointing to a buildable node
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local fullness = tonumber(itemstack:get_metadata())
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if not fullness then fullness = LIQUID_MAX end
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local item = itemstack:get_name()
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if item == "bucket:bucket_water" and
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(nn == "mcl_cauldrons:cauldron" or
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nn == "mcl_cauldrons:cauldron_1" or
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nn == "mcl_cauldrons:cauldron_2") then
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-- Put water into cauldron
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minetest.set_node(pointed_thing.under, {name="mcl_cauldrons:cauldron_3"})
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sound_place("mcl_core:water_source", pos)
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elseif item == "bucket:bucket_water" and nn == "mcl_cauldrons:cauldron_3" then
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sound_place("mcl_core:water_source", pos)
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elseif minetest.registered_nodes[nn] and minetest.registered_nodes[nn].buildable_to then
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-- buildable; replace the node
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local pns = user:get_player_name()
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if minetest.is_protected(pointed_thing.under, pns) then
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return itemstack
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end
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place_liquid(pointed_thing.under, node, source, flowing, fullness)
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if mod_doc and doc.entry_exists("nodes", source) then
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doc.mark_entry_as_revealed(user:get_player_name(), "nodes", source)
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end
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else
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-- not buildable to; place the liquid above
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-- check if the node above can be replaced
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local abovenode = minetest.get_node(pointed_thing.above)
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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()
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if minetest.is_protected(pointed_thing.above, pn) then
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return itemstack
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end
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place_liquid(pointed_thing.above, node, source, flowing, fullness)
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if mod_doc and doc.entry_exists("nodes", source) then
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doc.mark_entry_as_revealed(user:get_player_name(), "nodes", source)
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end
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else
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-- do not remove the bucket with the liquid
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return
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end
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end
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-- Handle bucket item and inventory stuff
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if not minetest.setting_getbool("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("bucket:bucket_empty")
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if itemstack:get_count() == 1 then
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return new_bucket
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else
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local inv = user:get_inventory()
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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(user:getpos(), new_bucket)
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end
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itemstack:take_item()
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return itemstack
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end
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else
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return
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end
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end
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})
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end
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end
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minetest.register_craftitem("bucket:bucket_empty", {
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description = "Empty Bucket",
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_doc_items_longdesc = "A bucket can be used to collect and release liquids.",
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_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,
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on_place = function(itemstack, user, pointed_thing)
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-- Must be pointing to node
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if pointed_thing.type ~= "node" then
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return
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end
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-- Call on_rightclick if the pointed node defines it
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local node = minetest.get_node(pointed_thing.under)
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local nn = node.name
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if user and not user:get_player_control().sneak then
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if minetest.registered_nodes[nn] and minetest.registered_nodes[nn].on_rightclick then
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return minetest.registered_nodes[nn].on_rightclick(pointed_thing.under, node, user, itemstack) or itemstack
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end
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end
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-- Check if pointing to a liquid source
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liquiddef = bucket.liquids[nn]
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local new_bucket
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if liquiddef ~= nil and liquiddef.itemname ~= nil and (nn == liquiddef.source or
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(nn == liquiddef.flowing and minetest.setting_getbool("liquid_finite"))) then
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-- Fill bucket, but not in Creative Mode
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if not minetest.setting_getbool("creative_mode") then
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new_bucket = ItemStack({name = liquiddef.itemname, metadata = tostring(node.param2)})
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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
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doc.mark_entry_as_revealed(user:get_player_name(), "nodes", nn)
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end
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elseif nn == "mcl_cauldrons:cauldron_3" then
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-- Take water out of full cauldron
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minetest.set_node(pointed_thing.under, {name="mcl_cauldrons:cauldron"})
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if not minetest.setting_getbool("creative_mode") then
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new_bucket = ItemStack("bucket: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
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-- Add liquid bucket and put it into inventory, if possible.
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-- Drop new bucket otherwise.
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if new_bucket then
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if itemstack:get_count() == 1 then
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return new_bucket
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else
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local inv = user:get_inventory()
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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(user:getpos(), new_bucket)
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end
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if not minetest.setting_getbool("creative_mode") then
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itemstack:take_item()
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end
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return itemstack
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end
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end
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end,
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})
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if mod_mcl_ore then
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bucket.register_liquid(
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"mcl_core:water_source",
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"mcl_core:water_flowing",
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"bucket:bucket_water",
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"bucket_water.png",
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"Water Bucket",
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"A bucket can be used to collect and release liquids. This one is filled with water.",
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"Right-click on any block to empty the bucket and put a water source on this spot."
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)
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bucket.register_liquid(
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"mcl_core:lava_source",
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"mcl_core:lava_flowing",
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"bucket:bucket_lava",
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"bucket_lava.png",
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"Lava Bucket",
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"A bucket can be used to collect and release liquids. This one is filled with hot lava, safely contained inside. Use with caution.",
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"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."
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)
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end
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minetest.register_craft({
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type = "fuel",
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recipe = "bucket:bucket_lava",
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burntime = 1000,
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replacements = {{"bucket:bucket_lava", "bucket:bucket_empty"}},
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})
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