initial commit

README.txt

+----------------------------------
+Bags for Minetest
+----------------------------------
+
+
+Copyright (c) 2012 cornernote, Brett O'Donnell <cornernote@gmail.com>
+
+Source Code: https://github.com/cornernote/minetest-infinite_chest
+License: GPLv3
+
+
+
+----------------------------------
+Description
+----------------------------------
+
+
+Allows players to craft and attach bags to their inventory to increase player item storage capacity.
+
+
+
+----------------------------------
+Modders Guide
+----------------------------------
+
+
+Turn your item into a Bag:
+
+Add bagslots=X to the groups in the node definition.
+
+EG:
+minetest.register_node("your_mod:your_item", {
+	description = "Your Item",
+	groups = {bagslots=16},
+})
+
+
+
+----------------------------------
+License
+----------------------------------
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+
+
+----------------------------------
+Credits
+----------------------------------
+
+Thank you to the minetest community who has shared their code and knowledge with me.
+

api.lua

+--[[
+
+Bags for Minetest
+
+Copyright (c) 2012 cornernote, Brett O'Donnell <cornernote@gmail.com>
+Source Code: https://github.com/cornernote/minetest-particles
+License: GPLv3
+
+API
+
+]]--
+
+
+-- expose api
+bags = {}
+
+
+-- get_formspec
+bags.get_formspec = function(player,page)
+	local formspec = "size[8,8.5]"
+		.."button[4,0;2,0.5;main;Craft]"
+		.."button[6,0;2,0.5;bags;Bags]"
+		.."list[current_player;main;0,4.5;8,4;]"
+
+	-- bags inventory page
+	if page=="bags" then
+		return formspec
+			--.."label[0,0;Bags]"
+			.."button[0,3;2,0.5;bag1;Bag 1]"
+			.."list[detached:"..player:get_player_name().."_bags;bag1;0.5,2;1,1;]"
+			
+			.."button[2,3;2,0.5;bag2;Bag 2]"
+			.."list[detached:"..player:get_player_name().."_bags;bag2;2.5,2;1,1;]"
+
+			.."button[4,3;2,0.5;bag3;Bag 3]"
+			.."list[detached:"..player:get_player_name().."_bags;bag3;4.5,2;1,1;]"
+
+			.."button[6,3;2,0.5;bag4;Bag 4]"
+			.."list[detached:"..player:get_player_name().."_bags;bag4;6.5,2;1,1;]"
+		end
+
+	-- bag invenory page
+	for i=1,4 do
+		if page=="bag"..i then
+			local image = player:get_inventory():get_stack("bag"..i, 1):get_definition().inventory_image
+			return formspec
+				.."image[0,0;1,1;"..image.."]"
+				.."list[current_player;bag"..i.."contents;0,1;8,3;]"
+		end
+	end
+	
+	-- default invenory page
+	return formspec
+		--.."label[0,0;Player Inventory]"
+		.."list[current_player;craft;3,1;3,3;]"
+		.."list[current_player;craftpreview;7,2;1,1;]"
+		.."image[1,1.5;1,2;player.png]"
+		
+end
+
+
+-- on_player_receive_fields
+bags.on_player_receive_fields = function(player, formname, fields)
+	if minetest.setting_getbool("creative_mode") then return end
+	if fields.bags then
+		player:set_inventory_formspec(bags.get_formspec(player,"bags"))
+		return
+	end
+	for i=1,4 do
+		local bag = "bag"..i
+		if fields[bag] then
+			if bags.get_bagslots(player:get_inventory():get_stack(bag, 1))~=nil then
+				player:set_inventory_formspec(bags.get_formspec(player,bag))
+			end
+			return
+		end
+	end
+	player:set_inventory_formspec(bags.get_formspec(player))
+end
+
+
+-- on_joinplayer
+bags.on_joinplayer = function(player)
+	if minetest.setting_getbool("creative_mode") then return end
+	local pinv = player:get_inventory()
+	local inv = minetest.create_detached_inventory(player:get_player_name().."_bags",{
+		on_put = function(inv, listname, index, stack, player)
+			player:get_inventory():set_stack(listname, index, stack)
+			player:get_inventory():set_size(listname.."contents", bags.get_bagslots(stack))
+		end,
+		on_take = function(inv, listname, index, stack, player)
+			player:get_inventory():set_stack(listname, index, nil)
+		end,
+		allow_put = function(inv, listname, index, stack, player)
+			if bags.get_bagslots(stack) then
+				return 1
+			else
+				return 0
+			end
+		end,
+		allow_take = function(inv, listname, index, stack, player)
+			if player:get_inventory():is_empty(listname.."contents")==true then
+				return 1
+			else
+				return 0
+			end
+		end,
+		allow_move = function(inv, from_list, from_index, to_list, to_index, count, player)
+			return 0
+		end,
+	})
+	for i=1,4 do
+		local bag = "bag"..i
+		inv:set_size(bag, 1)
+		inv:set_stack(bag,1,pinv:get_stack(bag,1))
+		pinv:set_size(bag, 1)
+	end
+	player:set_inventory_formspec(bags.get_formspec(player))
+end
+
+
+-- get_bagslots
+bags.get_bagslots = function(stack)
+	if stack then
+		return stack:get_definition().groups.bagslots
+	end
+end
\ No newline at end of file

init.lua

+--[[
+
+Bags for Minetest
+
+Copyright (c) 2012 cornernote, Brett O'Donnell <cornernote@gmail.com>
+Source Code: https://github.com/cornernote/minetest-particles
+License: GPLv3
+
+MAIN LOADER
+
+]]--
+
+
+-- load api
+dofile(minetest.get_modpath("bags").."/api.lua")
+
+-- register misc
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	bags.on_player_receive_fields(player, formname, fields)
+end)
+minetest.register_on_joinplayer(function(player)
+	bags.on_joinplayer(player)
+end)
+
+-- register craftitems
+minetest.register_craftitem("bags:small", {
+	description = "Small Bag",
+	inventory_image = "bags_small.png",
+	groups = {bagslots=8},
+})
+minetest.register_craftitem("bags:medium", {
+	description = "Medium Bag",
+	inventory_image = "bags_medium.png",
+	groups = {bagslots=16},
+})
+minetest.register_craftitem("bags:large", {
+	description = "Large Bag",
+	inventory_image = "bags_large.png",
+	groups = {bagslots=24},
+})
+
+-- register crafts
+minetest.register_craft({
+	output = "bags:small",
+	recipe = {
+        {"", "default:stick", ""},
+        {"default:wood", "default:stick", "default:wood"},
+        {"default:wood", "default:wood", "default:wood"},
+    },
+})
+minetest.register_craft({
+	output = "bags:medium",
+	recipe = {
+        {"", "default:stick", ""},
+        {"bags:small", "bags:small", "bags:small"},
+        {"bags:small", "bags:small", "bags:small"},
+    },
+})
+minetest.register_craft({
+	output = "bags:large",
+	recipe = {
+        {"", "default:stick", ""},
+        {"bags:medium", "bags:medium", "bags:medium"},
+        {"bags:medium", "bags:medium", "bags:medium"},
+    },
+})
\ No newline at end of file