don't add unknown or groupnamed items to the crafting grid when setting it via the output slot

This commit is contained in:
Tim 2015-01-28 20:56:26 +01:00
parent 0cb1eb49dc
commit 197e433f49

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@ -123,6 +123,19 @@ local function after_recipe_change(pos, inventory)
after_inventory_change(pos)
end
-- clean out unknown items and groups, which would be handled like unknown items in the crafting grid
-- if minetest supports query by group one day, this might replace them
-- with a canonical version instead
local function normalize(item_list)
for i = 1, #item_list do
local name = item_list[i]
if not minetest.registered_items[name] then
item_list[i] = ""
end
end
return item_list
end
local function on_output_change(pos, inventory, stack)
if not stack then
inventory:set_list("output", {})
@ -130,7 +143,7 @@ local function on_output_change(pos, inventory, stack)
else
local input = minetest.get_craft_recipe(stack:get_name())
if not input.items or input.type ~= "normal" then return end
inventory:set_list("recipe", input.items)
inventory:set_list("recipe", normalize(input.items))
-- we'll set the output slot in after_recipe_change to the actual result of the new recipe
end
after_recipe_change(pos, inventory)