Update nodes.lua

dungeon_crawl/nodes.lua

@@ -1,15 +1,120 @@
 -- Nodes here
-local S = dungeon_crawl.intllib
-local sound_wood = default.node_sound_wood_defaults()
-local sound_stone = default.node_sound_stone_defaults()
-local sound_glass = default.node_sound_glass_defaults()
-local sound_leaves = default.node_sound_leaves_defaults()
+local function book_on_use(itemstack, user)
+	local player_name = user:get_player_name()
+	local meta = itemstack:get_meta()
+	local title, text, owner = "", "", player_name
+	local page, page_max, lines, string = 1, 1, {}, ""
 
-minetest.register_item(": dungeon_crawl:scroll", {
-	
+	-- Backwards compatibility
+	local old_data = minetest.deserialize(itemstack:get_metadata())
+	if old_data then
+		meta:from_table({ fields = old_data })
+	end
+
+	local data = meta:to_table().fields
+
+	if data.owner then
+		title = data.title
+		text = data.text
+		owner = data.owner
+
+		for str in (text .. "\n"):gmatch("([^\n]*)[\n]") do
+			lines[#lines+1] = str
+		end
+
+		if data.page then
+			page = data.page
+			page_max = data.page_max
+
+			for i = ((lpp * page) - lpp) + 1, lpp * page do
+				if not lines[i] then break end
+				string = string .. lines[i] .. "\n"
+			end
+		end
+	end
+
+	local formspec
+	if owner == player_name then
+		formspec = "size[8,8]" .. default.gui_bg ..
+			default.gui_bg_img ..
+			"field[0.5,1;7.5,0;title;Title:;" ..
+				minetest.formspec_escape(title) .. "]" ..
+			"textarea[0.5,1.5;7.5,7;text;Contents:;" ..
+				minetest.formspec_escape(text) .. "]" ..
+			"button_exit[2.5,7.5;3,1;save;Save]"
+	else
+		formspec = "size[8,8]" .. default.gui_bg ..
+			default.gui_bg_img ..
+			"label[0.5,0.5;by " .. owner .. "]" ..
+			"tablecolumns[color;text]" ..
+			"tableoptions[background=#00000000;highlight=#00000000;border=false]" ..
+			"table[0.4,0;7,0.5;title;#FFFF00," .. minetest.formspec_escape(title) .. "]" ..
+			"textarea[0.5,1.5;7.5,7;;" ..
+				minetest.formspec_escape(string ~= "" and string or text) .. ";]" ..
+			"button[2.4,7.6;0.8,0.8;book_prev;<]" ..
+			"label[3.2,7.7;Page " .. page .. " of " .. page_max .. "]" ..
+			"button[4.9,7.6;0.8,0.8;book_next;>]"
+	end
+
+	minetest.show_formspec(player_name, "scrolls:unlabeled", formspec)
+	return itemstack
+end
+
+minetest.register_on_player_receive_fields(function(player, form_name, fields)
+	if form_name ~= "dungeon_crawl:scroll" or not fields.save or
+			fields.title == "" or fields.text == "" then
+		return
+	end
+	local inv = player:get_inventory()
+	local stack = player:get_wielded_item()
+	local new_stack, data
+	if stack:get_name() ~= "dungeon_crawl:written_scroll" then
+		local count = stack:get_count()
+		if count == 1 then
+			stack:set_name("dungeon_crawl:written_scroll")
+		else
+			stack:set_count(count - 1)
+			new_stack = ItemStack("dungeon_crawl:written_scroll")
+		end
+	else
+		data = minetest.deserialize(stack:get_metadata())
+	end
+	if not data then data = {} end
+	data.title = fields.title
+	data.text = fields.text
+	data.owner = player:get_player_name()
+	local data_str = minetest.serialize(data)
+	if new_stack then
+		new_stack:set_metadata(data_str)
+		if inv:room_for_item("main", new_stack) then
+			inv:add_item("main", new_stack)
+		else
+			minetest.add_item(player:getpos(), new_stack)
+		end
+	else
+		stack:set_metadata(data_str)
+	end
+	player:set_wielded_item(stack)
+end)
+local S = dungeon_crawl.intllib
+local sound_wood = default_node_sound_wood_defaults()
+local sound_stone = default_node_sound_stone_defaults()
+local sound_glass = default_node_sound_glass_defaults()
+local sound_leaves = default_node_sound_leaves_defaults()
+
+minetest.register_craftitem("dungeon_crawl:scroll", {
+	inventory_image = "scroll.png",
+	description = "Scroll",
+	on_use = book_on_use,
+})
+minetest.register_craftitem("dungeon_crawl:written_scroll", {
+	inventory_image = "scroll.png",
+	description = "Scroll with text",
+	on_use = book_on_use,
 })
 
 minetest.register_node(":dungeon_crawl:dudresser", {
     description = "Dungeon Dresser",
-    sounds = default.node_sound_wood_defaults()
+    sounds = default_node_sound_wood_defaults()
     
+})