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Add an item pick up callback (2) (#7712)

Co-authored-by: SmallJoker <mk939@ymail.com>
Co-authored-by: Jude Melton-Houghton <jwmhjwmh@gmail.com>
This commit is contained in:
DS 2022-10-01 21:21:06 +02:00 committed by GitHub
parent 977f656e09
commit 22cbc05808
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 189 additions and 13 deletions

View file

@ -349,8 +349,26 @@ function core.item_drop(itemstack, dropper, pos)
-- environment failed
end
function core.item_pickup(itemstack, picker, pointed_thing, ...)
itemstack = ItemStack(itemstack)
-- Invoke global on_item_pickup callbacks.
for _, callback in ipairs(core.registered_on_item_pickups) do
local result = callback(itemstack, picker, pointed_thing, ...)
if result then
return ItemStack(result)
end
end
-- Pickup item.
local inv = picker and picker:get_inventory()
if inv then
return inv:add_item("main", itemstack)
end
return itemstack
end
function core.do_item_eat(hp_change, replace_with_item, itemstack, user, pointed_thing)
for _, callback in pairs(core.registered_on_item_eats) do
for _, callback in ipairs(core.registered_on_item_eats) do
local result = callback(hp_change, replace_with_item, itemstack, user, pointed_thing)
if result then
return result
@ -589,6 +607,7 @@ core.nodedef_default = {
-- Interaction callbacks
on_place = redef_wrapper(core, 'item_place'), -- core.item_place
on_drop = redef_wrapper(core, 'item_drop'), -- core.item_drop
on_pickup = redef_wrapper(core, 'item_pickup'), -- core.item_pickup
on_use = nil,
can_dig = nil,
@ -641,6 +660,7 @@ core.craftitemdef_default = {
-- Interaction callbacks
on_place = redef_wrapper(core, 'item_place'), -- core.item_place
on_drop = redef_wrapper(core, 'item_drop'), -- core.item_drop
on_pickup = redef_wrapper(core, 'item_pickup'), -- core.item_pickup
on_secondary_use = redef_wrapper(core, 'item_secondary_use'),
on_use = nil,
}
@ -661,6 +681,7 @@ core.tooldef_default = {
on_place = redef_wrapper(core, 'item_place'), -- core.item_place
on_secondary_use = redef_wrapper(core, 'item_secondary_use'),
on_drop = redef_wrapper(core, 'item_drop'), -- core.item_drop
on_pickup = redef_wrapper(core, 'item_pickup'), -- core.item_pickup
on_use = nil,
}
@ -677,8 +698,9 @@ core.noneitemdef_default = { -- This is used for the hand and unknown items
tool_capabilities = nil,
-- Interaction callbacks
on_place = redef_wrapper(core, 'item_place'),
on_place = redef_wrapper(core, 'item_place'), -- core.item_place
on_secondary_use = redef_wrapper(core, 'item_secondary_use'),
on_pickup = redef_wrapper(core, 'item_pickup'), -- core.item_pickup
on_drop = nil,
on_use = nil,
}

View file

@ -318,16 +318,29 @@ core.register_entity(":__builtin:item", {
end
end,
on_punch = function(self, hitter)
local inv = hitter:get_inventory()
if inv and self.itemstring ~= "" then
local left = inv:add_item("main", self.itemstring)
if left and not left:is_empty() then
self:set_item(left)
return
end
on_punch = function(self, hitter, ...)
if self.itemstring == "" then
self.object:remove()
return
end
-- Call on_pickup callback in item definition.
local itemstack = ItemStack(self.itemstring)
local callback = itemstack:get_definition().on_pickup
local ret = callback(itemstack, hitter, {type = "object", ref = self.object}, ...)
if not ret then
-- Don't modify (and don't reset rotation)
return
end
itemstack = ItemStack(ret)
-- Handle the leftover itemstack
if itemstack:is_empty() then
self.itemstring = ""
self.object:remove()
else
self:set_item(itemstack)
end
self.itemstring = ""
self.object:remove()
end,
})

View file

@ -607,6 +607,7 @@ core.registered_on_crafts, core.register_on_craft = make_registration()
core.registered_craft_predicts, core.register_craft_predict = make_registration()
core.registered_on_protection_violation, core.register_on_protection_violation = make_registration()
core.registered_on_item_eats, core.register_on_item_eat = make_registration()
core.registered_on_item_pickups, core.register_on_item_pickup = make_registration()
core.registered_on_punchplayers, core.register_on_punchplayer = make_registration()
core.registered_on_priv_grant, core.register_on_priv_grant = make_registration()
core.registered_on_priv_revoke, core.register_on_priv_revoke = make_registration()