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mirror of https://github.com/moparisthebest/minetest synced 2024-12-22 15:48:48 -05:00

Add ability to change the itemstack in placenode callbacks

This commit is contained in:
PilzAdam 2012-12-17 19:49:18 +01:00
parent f4ed37ec6f
commit 29c17c14f1
2 changed files with 15 additions and 5 deletions

View File

@ -192,11 +192,15 @@ function minetest.item_place_node(itemstack, placer, pointed_thing)
-- Add node and update
minetest.env:add_node(place_to, newnode)
local take_item = true
-- Run callback
if def.after_place_node then
-- Copy place_to because callback can modify it
local place_to_copy = {x=place_to.x, y=place_to.y, z=place_to.z}
def.after_place_node(place_to_copy, placer)
if def.after_place_node(place_to_copy, placer, itemstack) then
take_item = false
end
end
-- Run script hook
@ -206,10 +210,14 @@ function minetest.item_place_node(itemstack, placer, pointed_thing)
local place_to_copy = {x=place_to.x, y=place_to.y, z=place_to.z}
local newnode_copy = {name=newnode.name, param1=newnode.param1, param2=newnode.param2}
local oldnode_copy = {name=oldnode.name, param1=oldnode.param1, param2=oldnode.param2}
callback(place_to_copy, newnode_copy, placer, oldnode_copy)
if callback(place_to_copy, newnode_copy, placer, oldnode_copy, itemstack) then
take_item = false
end
end
if take_item then
itemstack:take_item()
end
return itemstack
end

View File

@ -810,8 +810,9 @@ minetest.register_on_shutdown(func())
^ WARNING: If the server terminates abnormally (i.e. crashes), the registered
callbacks WILL LIKELY NOT BE RUN. Data should be saved at
semi-frequent intervals as well as on server shutdown.
minetest.register_on_placenode(func(pos, newnode, placer, oldnode))
minetest.register_on_placenode(func(pos, newnode, placer, oldnode, itemstack))
^ Called when a node has been placed
^ If return true no item is taken from itemstack
^ Deprecated: Use on_construct or after_place_node in node definition instead
minetest.register_on_dignode(func(pos, oldnode, digger))
^ Called when a node has been dug.
@ -1405,9 +1406,10 @@ Node definition (register_node)
^ Node destructor; always called after removing node
^ default: nil
after_place_node = func(pos, placer),
after_place_node = func(pos, placer, itemstack),
^ Called after constructing node when node was placed using
minetest.item_place_node / minetest.env:place_node
^ If return true no item is taken from itemstack
^ default: nil
after_dig_node = func(pos, oldnode, oldmetadata, digger),
^ oldmetadata is in table format