blocky_portaling/unified_inventory
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When attempting to replace a bag with a smaller bag, ensure the items beyond the last index of the smaller bag are not lost.

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If there is sufficient space in the smaller bag, move the items to the front.
Otherwise disallow the replacement.
This commit is contained in:
BadToad2000 2016-02-28 23:34:13 -06:00
parent bdf9b61779
commit 3cdfdd14a5
1 changed files with 29 additions and 4 deletions
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29
bags.lua
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@ -144,11 +144,36 @@ minetest.register_on_joinplayer(function(player)
player:get_inventory():set_stack(listname, index, nil)
end,
allow_put = function(inv, listname, index, stack, player)
if stack:get_definition().groups.bagslots then
local new_slots = stack:get_definition().groups.bagslots
if new_slots then
local player_inv = player:get_inventory()
local old_slots = player_inv:get_size(listname.."contents")
if new_slots >= old_slots then
return 1
else
return 0
-- using a smaller bag, make sure it fits
local old_list = player_inv:get_list(listname.."contents")
local new_list = {}
local slots_used = 0
local use_new_list = false
for i, v in ipairs(old_list) do
if v and not v:is_empty() then
slots_used = slots_used + 1
use_new_list = i > new_slots
new_list[slots_used] = v
end
end
if new_slots >= slots_used then
if use_new_list then
player_inv:set_list(listname.."contents", new_list)
end
return 1
end
end
end
return 0
end,
allow_take = function(inv, listname, index, stack, player)
if player:get_inventory():is_empty(listname.."contents") then