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Books: Add nil value checks to the book formspec handler

This commit is contained in:
red-001 2017-06-13 23:59:25 +01:00 committed by paramat
parent 175a9f8ff5
commit da7e8e4810
1 changed files with 2 additions and 1 deletions
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3
mods/default/craftitems.lua
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@ -80,7 +80,8 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
local inv = player:get_inventory()
local stack = player:get_wielded_item()
if fields.save and fields.title ~= "" and fields.text ~= "" then
if fields.save and fields.title and fields.text
and fields.title ~= "" and fields.text ~= "" then
local new_stack, data
if stack:get_name() ~= "default:book_written" then
local count = stack:get_count()