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Can not copy a copy of copy of a book

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This commit is contained in:
Wuzzy 2017-06-06 02:25:22 +02:00
parent a4e9da19ca
commit d12112dc82
1 changed files with 33 additions and 2 deletions
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35
mods/ITEMS/mcl_books/init.lua
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@ -188,6 +188,31 @@ minetest.register_craft({
})
-- TODO: Add copy recipes to copy 2-8 books at once
minetest.register_craft_predict(function(itemstack, player, old_craft_grid, craft_inv)
if itemstack:get_name() ~= "mcl_books:written_book" then
return
end
local original
local index
for i = 1, player:get_inventory():get_size("craft") do
if old_craft_grid[i]:get_name() == "mcl_books:written_book" then
original = old_craft_grid[i]
index = i
end
end
if not original then
return
end
local ometa = original:get_meta()
local generation = ometa:get_int("generation")
-- Check generation, don't allow crafting with copy of copy of book
if generation >= 2 then
return ItemStack("")
end
end)
minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv)
if itemstack:get_name() ~= "mcl_books:written_book" then
return
@ -211,8 +236,15 @@ minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv
local copymeta = original:get_metadata()
itemstack:set_metadata(copymeta)
else
-- Copy metadata
local ometa = original:get_meta()
local generation = ometa:get_int("generation")
-- No copy of copy of copy of book allowed
if generation >= 2 then
return ItemStack("")
end
-- Copy metadata
local imeta = itemstack:get_meta()
local title = ometa:get_string("title")
local author = ometa:get_string("author")
@ -221,7 +253,6 @@ minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv
imeta:set_string("text", text)
-- Increase book generation and update description
local generation = ometa:get_int("generation")
generation = generation + 1
if generation < 1 then
generation = 1