155 lines
4.1 KiB
Lua
155 lines
4.1 KiB
Lua
-- Minetest 0.4 mod: bucket
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-- See README.txt for licensing and other information.
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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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minetest.register_craft({
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output = 'bucket:bucket_empty 1',
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recipe = {
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{'default:steel_ingot', '', 'default:steel_ingot'},
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{'', 'default:steel_ingot', ''},
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}
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})
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bucket = {}
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bucket.liquids = {}
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local function check_protection(pos, name, text)
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if minetest.is_protected(pos, name) then
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minetest.log("action", (name ~= "" and name or "A mod")
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.. " tried to " .. text
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.. " at protected position "
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.. minetest.pos_to_string(pos)
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.. " with a bucket")
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minetest.record_protection_violation(pos, name)
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return true
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end
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return false
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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)
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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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inventory_image = inventory_image,
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stack_max = 1,
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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_or_nil(pointed_thing.under)
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local ndef
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if node then
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ndef = minetest.registered_nodes[node.name]
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end
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-- Call on_rightclick if the pointed node defines it
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if ndef and ndef.on_rightclick and
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user and not user:get_player_control().sneak then
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return ndef.on_rightclick(
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pointed_thing.under,
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node, user,
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itemstack) or itemstack
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end
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local place_liquid = function(pos, node, source, flowing)
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if check_protection(pos,
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user and user:get_player_name() or "",
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"place "..source) then
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return
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end
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minetest.add_node(pos, {name=source})
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end
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-- Check if pointing to a buildable node
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if ndef and ndef.buildable_to then
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-- buildable; replace the node
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place_liquid(pointed_thing.under, node,
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source, flowing)
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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 node = minetest.get_node_or_nil(pointed_thing.above)
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if node and minetest.registered_nodes[node.name].buildable_to then
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place_liquid(pointed_thing.above,
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node, source,
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flowing)
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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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return {name="bucket:bucket_empty"}
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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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inventory_image = "bucket.png",
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stack_max = 1,
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liquids_pointable = true,
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on_use = 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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-- Check if pointing to a liquid source
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local node = minetest.get_node(pointed_thing.under)
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local liquiddef = bucket.liquids[node.name]
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if liquiddef ~= nil and liquiddef.itemname ~= nil and
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node.name == liquiddef.source then
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if check_protection(pointed_thing.under,
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user:get_player_name(),
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"take ".. node.name) then
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return
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end
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minetest.add_node(pointed_thing.under, {name="air"})
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return ItemStack(liquiddef.itemname)
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end
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end,
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})
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bucket.register_liquid(
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"default:water_source",
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"default: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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)
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bucket.register_liquid(
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"default:lava_source",
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"default: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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)
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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 = 60,
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replacements = {{"bucket:bucket_lava", "bucket:bucket_empty"}},
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})
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