Books: Ensure backward compatibility for older written books

This commit is contained in:
Jean-Patrick Guerrero 2016-03-23 19:31:25 +01:00 committed by paramat
parent 7a29d26e3e
commit 6749da1070

View File

@ -14,18 +14,20 @@ minetest.register_craftitem("default:paper", {
local function book_on_use(itemstack, user) local function book_on_use(itemstack, user)
local player_name = user:get_player_name() local player_name = user:get_player_name()
local data = minetest.deserialize(itemstack:get_metadata()) local data = minetest.deserialize(itemstack:get_metadata())
local formspec, title, text, text_len, page, page_max, cpp, owner = local formspec, title, text, owner = "", "", "", player_name
"", "", "", 1, 1, 1, 1, player_name local page, page_max, cpp = 1, 1, 650
if data then if data then
title = data.title title = data.title
text = data.text text = data.text
owner = data.owner owner = data.owner
text_len = data.text_len
if data.page then
page = data.page page = data.page
page_max = data.page_max page_max = data.page_max
cpp = data.chars_per_page cpp = data.chars_per_page
end end
end
if owner == player_name then if owner == player_name then
formspec = "size[8,8]" .. default.gui_bg .. formspec = "size[8,8]" .. default.gui_bg ..
@ -96,6 +98,8 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
elseif fields.book_next or fields.book_prev then elseif fields.book_next or fields.book_prev then
local data = minetest.deserialize(stack:get_metadata()) local data = minetest.deserialize(stack:get_metadata())
if not data.page then return end
if fields.book_next then if fields.book_next then
data.page = data.page + 1 data.page = data.page + 1
if data.page > data.page_max then if data.page > data.page_max then