added mods

:D

mods/default/functions.lua

@@ -177,6 +177,29 @@ minetest.register_abm({
 	end
 })
 
+minetest.register_abm({
+	nodenames = {"default:acaciasapling"},
+	interval = 1,
+	chance = 1,
+	action = function(pos, node)
+		local nu =  minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name
+		local is_soil = minetest.get_item_group(nu, "soil")
+		if is_soil == 0 then
+			return
+		end
+		
+		minetest.log("action", "A acacia sapling grows into a tree at "..minetest.pos_to_string(pos))
+		local vm = minetest.get_voxel_manip()
+		local minp, maxp = vm:read_from_map({x=pos.x-16, y=pos.y-1, z=pos.z-16}, {x=pos.x+16, y=pos.y+16, z=pos.z+16})
+		local a = VoxelArea:new{MinEdge=minp, MaxEdge=maxp}
+		local data = vm:get_data()
+		default.grow_acaciatree(data, a, pos, math.random(1,100000))
+		vm:set_data(data)
+		vm:write_to_map(data)
+		vm:update_map()
+	end
+})
+
 --
 -- Lavacooling
 --

mods/default/nodes.lua

@@ -1,5 +1,15 @@
 -- mods/default/nodes.lua
 
+-- cylinder nodebox
+detail_level = 16
+local cylbox = {}
+local detail = detail_level
+local sehne
+for i = 1, detail-1 do
+	sehne = math.sqrt(0.25 - (((i/detail)-0.5)^2))
+	cylbox[i]={(i/detail)-0.5, -0.5, -sehne, (i/detail)+(1/detail)-0.5, 0.5, sehne}
+end
+
 minetest.register_node("default:stone", {
 	description = "Stone",
 	tiles = {"default_stone.png"},
@@ -222,7 +232,7 @@ minetest.register_node("default:clay", {
 	tiles = {"default_clay.png"},
 	is_ground_content = true,
 	groups = {crumbly=3},
-	drop = 'default:clay_lump 4',
+	drop = 'default:clay_lump 8',
 	sounds = default.node_sound_dirt_defaults(),
 })
 
@@ -241,7 +251,17 @@ minetest.register_node("default:tree", {
 	is_ground_content = false,
 	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
 	sounds = default.node_sound_wood_defaults(),
-	on_place = minetest.rotate_node
+	on_place = minetest.rotate_node,
+	paramtype = "light",
+	drawtype = "nodebox",		
+	selection_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
+	node_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
 })
 
 minetest.register_node("default:jungletree", {
@@ -251,9 +271,86 @@ minetest.register_node("default:jungletree", {
 	is_ground_content = false,
 	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
 	sounds = default.node_sound_wood_defaults(),
-	on_place = minetest.rotate_node
+	on_place = minetest.rotate_node,
+	paramtype = "light",
+	drawtype = "nodebox",		
+	selection_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
+	node_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
 })
 
+minetest.register_node("default:acaciatree", {
+	description = "Acacia Tree",
+	tiles = {"default_acaciatree_top.png", "default_acaciatree_top.png", "default_acaciatree.png"},
+	paramtype2 = "facedir",
+	is_ground_content = false,
+	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
+	sounds = default.node_sound_wood_defaults(),
+	on_place = minetest.rotate_node,
+	paramtype = "light",
+	drawtype = "nodebox",		
+	selection_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
+	node_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
+})
+
+minetest.register_node("default:acaciatree_t", {
+	description = "Acacia Tree",
+	tiles = {"default_acaciatree.png"},
+	paramtype2 = "facedir",
+	is_ground_content = false,
+	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2,not_in_creative_inventory=1},
+	sounds = default.node_sound_wood_defaults(),
+	on_place = minetest.rotate_node,
+	paramtype = "light",
+	drop = 'default:acaciatree',
+})
+
+minetest.register_node("default:acaciawood", {
+	description = "Acaciawood Planks",
+	tiles = {"default_acaciawood.png"},
+	groups = {choppy=2,oddly_breakable_by_hand=2,flammable=3,wood=1},
+	sounds = default.node_sound_wood_defaults(),
+})
+
+minetest.register_node("default:acacialeaves", {
+	description = "Acacia Leaves",
+	drawtype = "allfaces_optional",
+	visual_scale = 1.3,
+	tiles = {"default_acacialeaves.png"},
+	paramtype = "light",
+	waving = 1,
+	is_ground_content = false,
+	groups = {snappy=3, leafdecay=3, flammable=2, leaves=1},
+	drop = {
+		max_items = 1,
+		items = {
+			{
+				-- player will get sapling with 1/20 chance
+				items = {'default:acaciasapling'},
+				rarity = 20,
+			},
+			{
+				-- player will get leaves only if he get no saplings,
+				-- this is because max_items is 1
+				items = {'default:acacialeaves'},
+			}
+		}
+	},
+	sounds = default.node_sound_leaves_defaults(),
+})
+
+
 minetest.register_node("default:junglewood", {
 	description = "Junglewood Planks",
 	tiles = {"default_junglewood.png"},
@@ -1416,3 +1513,21 @@ minetest.register_node("default:snowblock", {
 		dug = {name="default_snow_footstep", gain=0.75},
 	}),
 })
+
+minetest.register_node("default:acaciasapling", {
+	description = "Acacia Sapling",
+	drawtype = "plantlike",
+	use_texture_alpha = true,
+	visual_scale = 1.0,
+	tiles = {"default_acaciasapling.png"},
+	inventory_image = "default_acaciasapling.png",
+	wield_image = "default_acaciasapling.png",
+	paramtype = "light",
+	walkable = false,
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
+	},
+	groups = {snappy=2,dig_immediate=3,flammable=2,attached_node=1},
+	sounds = default.node_sound_leaves_defaults(),
+})

mods/default/time_lag.lua

@@ -1,88 +1,112 @@
---------------------------------------------------------------------------------
---------------------------------------------------------------------------------
--------Minetest Time--kazea's code tweeked by cg72 with help from crazyR--------
---------------------------------------------------------------------------------
---------------------------------------------------------------------------------
+	
 
-player_hud = {}
-player_hud.time = {}
-player_hud.lag = {}
- 
-local function explode(sep, input)
-local t={}
-local i=0
-for k in string.gmatch(input,"([^"..sep.."]+)") do
-t[i]=k;i=i+1
-end
-return t
-end
-local function get_lag()
-local arrayoutput = explode(", ",minetest.get_server_status())
-local arrayoutput = explode("=",arrayoutput[4])
-return "Current Lag: "..arrayoutput[1].." sec"
-end
-local function floormod ( x, y )
-return (math.floor(x) % y);
-end
- 
-local function get_time ( )
-local dn, secs, s, m, h
-secs = (60*60*24*minetest.env:get_timeofday());
-s = floormod(secs, 60);
-m = floormod(secs/60, 60);
-h = floormod(secs/3600, 60);
-dn = "am";
-if h >= 12 then
-h = h - 12;
-dn = "pm";
-end
-return ("Minetest time %02d:%02d "..dn):format(h, m, dn);
-end
-local function generatehud(player)
-local name = player:get_player_name()
-player_hud.time[name] = player:hud_add({
-hud_elem_type = "text",
-name = "player_hud:time",
-position = {x=0.20, y=0.965},
-text = get_time(),
-scale = {x=100,y=100},
-alignment = {x=0,y=0},
-number = 0xFFFFFF,
-})
-player_hud.lag[name] = player:hud_add({
-hud_elem_type = "text",
-name = "player_hud:lag",
-position = {x=0.80, y=0.965},
-text = get_lag(),
-scale = {x=100,y=100},
-alignment = {x=0,y=0},
-number = 0xFFFFFF,
-})
-end
- 
-local function removehud(player)
-local name = player:get_player_name()
-if player_hud.time[name] then
+--------------------------------------------------------------------------------
+--------------------------------------------------------------------------------
+-------Minetest Time--kazea's code tweaked by cg72 with help from crazyR--------
+----------------Zeno` simplified some math and additional tweaks ---------------
+--------------------------------------------------------------------------------
+     
+    player_hud = {}
+    player_hud.time = {}
+    player_hud.lag = {}
+    local timer = 0;
+    local function explode(sep, input)
+            local t={}
+                    local i=0
+            for k in string.gmatch(input,"([^"..sep.."]+)") do
+                t[i]=k;i=i+1
+            end
+            return t
+    end
+    local function floormod ( x, y )
+            return (math.floor(x) % y);
+    end
+    local function get_lag(raw)
+            local a = explode(", ",minetest.get_server_status())
+            local b = explode("=",a[4])
+                    local lagnum = tonumber(string.format("%.2f", b[1]))
+ 		    local clag = 0
+		    if lagnum > clag then 
+			    clag = lagnum 
+		    else
+			    clag = clag * .75
+		    end
+                    if raw ~= nil then
+                            return clag
+                    else
+                            return ("Current Lag: %s sec"):format(clag);
+                    end
+    end
+    local function get_time ()
+    local t, m, h, d
+    t = 24*60*minetest.get_timeofday()
+    m = floormod(t, 60)
+    t = t / 60
+    h = floormod(t, 60)
+           
+        
+    if h == 12 then
+        d = "pm"
+    elseif h >= 13 then
+        h = h - 12
+        d = "pm"
+    elseif h == 0 then
+        h = 12
+        d = "am"
+    else
+        d = "am"
+    end
+        return ("Minetest time %02d:%02d %s"):format(h, m, d);
+    end
+    local function generatehud(player)
+            local name = player:get_player_name()
+            player_hud.time[name] = player:hud_add({
+                    hud_elem_type = "text",
+                    name = "player_hud:time",
+                    position = {x=0.20, y=0.965},
+                    text = get_time(),
+                    scale = {x=100,y=100},
+                    alignment = {x=0,y=0},
+                    number = 0xFFFFFF,
+            })
+            player_hud.lag[name] = player:hud_add({
+                    hud_elem_type = "text",
+                    name = "player_hud:lag",
+                    position = {x=0.80, y=0.965},
+                    text = get_lag(),
+                    scale = {x=100,y=100},
+                    alignment = {x=0,y=0},
+                    number = 0xFFFFFF,
+            })
+    end
+    local function updatehud(player, dtime)
+            local name = player:get_player_name()
+            timer = timer + dtime;
+            if (timer >= 1.0) then
+                    timer = 0;
+                    if player_hud.time[name] then player:hud_change(player_hud.time[name], "text", get_time()) end
+                    if player_hud.lag[name] then player:hud_change(player_hud.lag[name], "text", get_lag()) end
+            end
+    end
+    local function removehud(player)
+            local name = player:get_player_name()
+            if player_hud.time[name] then
+                    player:hud_remove(player_hud.time[name])
+            end
+            if player_hud.lag[name] then
+                    player:hud_remove(player_hud.lag[name])
+            end
+    end
+    minetest.register_globalstep(function ( dtime )
+            for _,player in ipairs(minetest.get_connected_players()) do
+                    updatehud(player, dtime)
+            end
+    end);
+    minetest.register_on_joinplayer(function(player)
+            minetest.after(0,generatehud,player)
+    end)
+    minetest.register_on_leaveplayer(function(player)
+            minetest.after(1,removehud,player)
+    end)
 
 
-player:hud_remove(player_hud.time[name])
-end
-if player_hud.lag[name] then
-player:hud_remove(player_hud.lag[name])
-end
-end
- 
-local timer = 0;
-minetest.register_globalstep(function ( dtime )
-timer = timer + dtime;
-if (timer >= 1.0) then
-timer = 0;
-for _,player in ipairs(minetest.get_connected_players()) do
-removehud(player)
-generatehud(player)
-end
-end
-end);
-minetest.register_on_joinplayer(function(player)
-minetest.after(0,generatehud,player)
-end)

mods/default/trees.lua

@@ -148,3 +148,47 @@ function default.grow_jungletree(data, a, pos, seed)
         end
         end
 end
+
+function default.grow_acaciatree(data, a, pos, seed) --watershed_acaciatree(x, y, z, area, data)
+	local c_wsactree = minetest.get_content_id("default:acaciatree")
+	local c_wsactree2 = minetest.get_content_id("default:acaciatree_t")
+	local c_wsacleaf = minetest.get_content_id("default:acacialeaves")
+	local xa = pos.x
+	local ya = pos.y
+	local za = pos.z
+
+	for j = -1, 6 do
+		if j == 6 then
+			for i = -4, 4 do
+			for k = -4, 4 do
+				if not (i == 0 or k == 0) then
+					if math.random(7) ~= 2 then
+						local vil = a:index(xa + i, ya + j, za + k)
+						data[vil] = c_wsacleaf
+					end
+				end
+			end
+			end
+		elseif j == 5 then
+			for i = -2, 2, 4 do
+			for k = -2, 2, 4 do
+				local vit = a:index(xa + i, ya + j, za + k)
+				data[vit] = c_wsactree2
+			end
+			end
+		elseif j == 4 then
+			for i = -1, 1 do
+			for k = -1, 1 do
+				if math.abs(i) + math.abs(k) == 2 then
+					local vit = a:index(xa + i, ya + j, za + k)
+					data[vit] = c_wsactree2
+				end
+			end
+			end
+		else
+			local vit = a:index(xa, ya + j + 1, za)
+			data[vit] = c_wsactree
+		end
+	end
+end
+

mods/mg/init.lua

@@ -9,8 +9,8 @@ dofile(minetest.get_modpath(minetest.get_current_modname()).."/nodes.lua")
 c_air  = minetest.get_content_id("air")
 c_grass  = minetest.get_content_id("default:dirt_with_grass")
 c_dry_grass  = minetest.get_content_id("mg:dirt_with_dry_grass")
-c_dirt_snow  = minetest.get_content_id("default:dirt_with_snow")
-c_snow  = minetest.get_content_id("default:snow")
+c_dirt_snow  = minetest.get_content_id("default:dirt_with_grass")  --was snow
+c_snow  = minetest.get_content_id("air")  --was snow
 c_sapling  = minetest.get_content_id("default:sapling")
 c_tree  = minetest.get_content_id("default:tree")
 c_leaves  = minetest.get_content_id("default:leaves")
@@ -26,7 +26,7 @@ c_pineleaves  = minetest.get_content_id("mg:pineleaves")
 c_dirt  = minetest.get_content_id("default:dirt")
 c_stone  = minetest.get_content_id("default:stone")
 c_water  = minetest.get_content_id("default:water_source")
-c_ice  = minetest.get_content_id("default:ice")
+c_ice  = minetest.get_content_id("default:water_source") --was ice
 c_sand  = minetest.get_content_id("default:sand")
 c_sandstone  = minetest.get_content_id("default:sandstone")
 c_desert_sand  = minetest.get_content_id("default:desert_sand")
@@ -129,7 +129,7 @@ local function add_leaves(data, vi, c_leaves, c_snow)
 end
 
 function add_tree(data, a, x, y, z, minp, maxp, pr)
-	local th = pr:next(3, 4)
+	local th = pr:next(4, 10)
 	for yy=math.max(minp.y, y), math.min(maxp.y, y+th) do
 		local vi = a:index(x, yy, z)
 		data[vi] = c_tree
@@ -157,7 +157,7 @@ function add_tree(data, a, x, y, z, minp, maxp, pr)
 end
 
 function add_jungletree(data, a, x, y, z, minp, maxp, pr)
-	local th = pr:next(7, 11)
+	local th = pr:next(9, 26)
 	for yy=math.max(minp.y, y), math.min(maxp.y, y+th) do
 		local vi = a:index(x, yy, z)
 		data[vi] = c_jungletree
@@ -249,7 +249,7 @@ end
 
 function add_pinetree(data, a, x, y, z, minp, maxp, pr, snow)
 	if snow == nil then snow = c_snow end
-	local th = pr:next(9, 13)
+	local th = pr:next(9, 20)
 	for yy=math.max(minp.y, y), math.min(maxp.y, y+th) do
 		local vi = a:index(x, yy, z)
 		data[vi] = c_pinetree

mods/mg/nodes.lua

@@ -1,8 +1,33 @@
+-- cylinder nodebox
+detail_level = 16
+local cylbox = {}
+local detail = detail_level
+local sehne
+for i = 1, detail-1 do
+	sehne = math.sqrt(0.25 - (((i/detail)-0.5)^2))
+	cylbox[i]={(i/detail)-0.5, -0.5, -sehne, (i/detail)+(1/detail)-0.5, 0.5, sehne}
+end
+
+
+
 minetest.register_node("mg:savannatree", {
 	description = "Savannawood Tree",
 	tiles = {"mg_dry_tree_top.png", "mg_dry_tree_top.png", "mg_dry_tree.png"},
+	paramtype2 = "facedir",
+	is_ground_content = false,
 	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
 	sounds = default.node_sound_wood_defaults(),
+	on_place = minetest.rotate_node,
+	paramtype = "light",
+	drawtype = "nodebox",	
+	selection_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
+	node_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
 })
 
 minetest.register_node("mg:savannaleaves", {
@@ -86,11 +111,25 @@ minetest.register_node("mg:dirt_with_dry_grass", {
 	}),
 })
 
+
 minetest.register_node("mg:pinetree", {
 	description = "Pine Tree",
 	tiles = {"mg_pine_tree_top.png", "mg_pine_tree_top.png", "mg_pine_tree.png"},
+	paramtype2 = "facedir",
+	is_ground_content = false,
 	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
 	sounds = default.node_sound_wood_defaults(),
+	on_place = minetest.rotate_node,
+	paramtype = "light",
+	drawtype = "nodebox",		
+	selection_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
+	node_box = {
+		type = "fixed",
+		fixed = cylbox,
+	},
 })
 
 minetest.register_node("mg:pineleaves", {

mods/mg/trees.lua

@@ -17,7 +17,7 @@ mg.register_tree({
 mg.register_tree({
 	max_biome_humidity = -0.4,
 	min_biome_temperature = 0.4,
-	min_height = 2,
+	min_height = 4,
 	max_height = 30,
 	grows_on = c_desert_sand,
 	chance = 50,
@@ -34,7 +34,7 @@ mg.register_tree({
 	min_biome_humidity = -0.4,
 	max_biome_humidity = 0.4,
 	min_biome_temperature = 0.4,
-	min_height = 2,
+	min_height = 4,
 	max_height = 12,
 	grows_on = c_dry_grass,
 	chance = 1000,
@@ -57,7 +57,7 @@ mg.register_tree({
 	max_biome_humidity = 0.4,
 	min_biome_temperature = 0.4,
 	min_height = 2,
-	max_height = 40,
+	max_height = 6,
 	grows_on = c_dry_grass,
 	chance = 1500,
 	grow = add_savannabush
@@ -66,7 +66,7 @@ mg.register_tree({
 mg.register_tree({
 	min_biome_humidity = 0.4,
 	min_biome_temperature = 0.4,
-	min_height = 1,
+	min_height = 4,
 	max_height = 40,
 	grows_on = c_grass,
 	chance = 14,
@@ -76,8 +76,8 @@ mg.register_tree({
 mg.register_tree({
 	min_biome_humidity = 0.4,
 	min_biome_temperature = 0.4,
-	min_height = 1,
-	max_height = 25,
+	min_height = 8,
+	max_height = 27,
 	grows_on = c_grass,
 	chance = 16,
 	grow = add_jungletree
@@ -102,7 +102,7 @@ mg.register_tree({
 mg.register_tree({
 	min_biome_humidity = -0.4,
 	max_biome_temperature = -0.4,
-	min_height = 3,
+	min_height = 5,
 	max_height = 55,
 	grows_on = c_dirt_snow,
 	chance = 40,
@@ -112,7 +112,7 @@ mg.register_tree({
 mg.register_tree({
 	max_biome_humidity = -0.4,
 	max_biome_temperature = -0.4,
-	min_height = 3,
+	min_height = 5,
 	max_height = 55,
 	grows_on = c_dirt_snow,
 	chance = 500,
@@ -123,7 +123,7 @@ mg.register_tree({
 	max_biome_humidity = -0.4,
 	min_biome_temperature = -0.4,
 	max_biome_temperature = 0.4,
-	min_height = 1,
+	min_height = 4,
 	max_height = 40,
 	grows_on = c_grass,
 	chance = 250,
@@ -134,7 +134,7 @@ mg.register_tree({
 	max_biome_humidity = -0.4,
 	min_biome_temperature = -0.4,
 	max_biome_temperature = 0.4,
-	min_height = 1,
+	min_height = 4,
 	max_height = 40,
 	grows_on = c_grass,
 	chance = 60,
@@ -151,7 +151,7 @@ mg.register_tree({
 	min_biome_humidity = 0.4,
 	min_biome_temperature = -0.4,
 	max_biome_temperature = 0.4,
-	min_height = 1,
+	min_height = 4,
 	max_height = 40,
 	grows_on = c_grass,
 	chance = 250,
@@ -162,7 +162,7 @@ mg.register_tree({
 	min_biome_humidity = 0.4,
 	min_biome_temperature = -0.4,
 	max_biome_temperature = 0.4,
-	min_height = 3,
+	min_height = 4,
 	max_height = 40,
 	grows_on = c_grass,
 	chance = 3,
@@ -180,7 +180,7 @@ mg.register_tree({
 	max_biome_humidity = 0.4,
 	min_biome_temperature = -0.4,
 	max_biome_temperature = 0.4,
-	min_height = 3,
+	min_height = 4,
 	max_height = 40,
 	grows_on = c_grass,
 	chance = 20,
@@ -189,7 +189,7 @@ mg.register_tree({
 
 mg.register_tree({
 	min_height = 1,
-	max_height = 1,
+	max_height = 6,
 	grows_on = c_grass,
 	chance = 10,
 	grow = function(data, a, x, y, z, minp, maxp, pr)

mods/unified_inventory/.gitignore

@@ -0,0 +1,2 @@
+*~
+

mods/unified_inventory/README.md

@@ -0,0 +1,22 @@
+Unified inventory
+=================
+
+Unified Inventory replaces the default survival and creative inventory.
+It adds a nicer interface and a number of features, such as a crafting guide.
+
+License
+=======
+
+Copyright (C) 2012-2014 Maciej Kasatkin (RealBadAngel)
+
+Unified inventory code is licensed under the GNU LGPLv2+.
+
+Licenses for textures:
+
+VanessaE: (WTFPL)
+  * ui\_group.png
+
+RealBadAngel: (WTFPL)
+  * Everything else.
+
+

mods/unified_inventory/api.lua

@@ -0,0 +1,185 @@
+
+-- Create detached creative inventory after loading all mods
+minetest.after(0.01, function()
+	local rev_aliases = {}
+	for source, target in pairs(minetest.registered_aliases) do
+		if not rev_aliases[target] then rev_aliases[target] = {} end
+		table.insert(rev_aliases[target], source)
+	end
+	unified_inventory.items_list = {}
+	for name, def in pairs(minetest.registered_items) do
+		if (not def.groups.not_in_creative_inventory or
+		   def.groups.not_in_creative_inventory == 0) and
+		   def.description and def.description ~= "" then
+			table.insert(unified_inventory.items_list, name)
+			local all_names = rev_aliases[name] or {}
+			table.insert(all_names, name)
+			for _, name in ipairs(all_names) do
+				local recipes = minetest.get_all_craft_recipes(name)
+				if recipes then
+					for _, recipe in ipairs(recipes) do
+						unified_inventory.register_craft(recipe)
+					end
+				end
+			end
+		end
+	end
+	table.sort(unified_inventory.items_list)
+	unified_inventory.items_list_size = #unified_inventory.items_list
+	print("Unified Inventory. inventory size: "..unified_inventory.items_list_size)
+	for _, name in ipairs(unified_inventory.items_list) do
+		local def = minetest.registered_items[name]
+		if type(def.drop) == "string" then
+			local dstack = ItemStack(def.drop)
+			if not dstack:is_empty() and dstack:get_name() ~= name then
+				unified_inventory.register_craft({
+					type = "digging",
+					items = {name},
+					output = def.drop,
+					width = 0,
+				})
+
+			end
+		end
+	end
+end)
+
+
+-- load_home
+local function load_home()
+	local input = io.open(unified_inventory.home_filename, "r")
+	if input then
+		while true do
+			local x = input:read("*n")
+			if x == nil then
+				break
+			end
+			local y = input:read("*n")
+			local z = input:read("*n")
+			local name = input:read("*l")
+			unified_inventory.home_pos[name:sub(2)] = {x = x, y = y, z = z}
+		end
+		io.close(input)
+	else
+		unified_inventory.home_pos = {}
+	end
+end
+load_home()
+
+function unified_inventory.set_home(player, pos)
+	local player_name = player:get_player_name()
+	unified_inventory.home_pos[player_name] = pos
+	-- save the home data from the table to the file
+	local output = io.open(unified_inventory.home_filename, "w")
+	for k, v in pairs(unified_inventory.home_pos) do
+		if v ~= nil then
+			output:write(math.floor(v.x).." "
+					..math.floor(v.y).." "
+					..math.floor(v.z).." "
+					..k.."\n")
+		end
+	end
+	io.close(output)
+end
+
+function unified_inventory.go_home(player)
+	local pos = unified_inventory.home_pos[player:get_player_name()]
+	if pos ~= nil then
+		player:setpos(pos)
+	end
+end
+
+-- register_craft
+function unified_inventory.register_craft(options)
+	if  options.output == nil then
+		return
+	end
+	local itemstack = ItemStack(options.output)
+	if itemstack:is_empty() then
+		return
+	end
+	if options.type == "normal" and options.width == 0 then
+		options = { type = "shapeless", items = options.items, output = options.output, width = 0 }
+	end
+	if unified_inventory.crafts_table[itemstack:get_name()] == nil then
+		unified_inventory.crafts_table[itemstack:get_name()] = {}
+	end
+	table.insert(unified_inventory.crafts_table[itemstack:get_name()],options)
+end
+
+
+local craft_type_defaults = {
+	width = 3,
+	height = 3,
+	uses_crafting_grid = false,
+}
+
+
+function unified_inventory.craft_type_defaults(name, options)
+	if not options.description then
+		options.description = name
+	end
+	setmetatable(options, {__index = craft_type_defaults})
+	return options
+end
+
+
+function unified_inventory.register_craft_type(name, options)
+	unified_inventory.registered_craft_types[name] =
+			unified_inventory.craft_type_defaults(name, options)
+end
+
+
+unified_inventory.register_craft_type("normal", {
+	description = "Crafting",
+	width = 3,
+	height = 3,
+	uses_crafting_grid = true,
+})
+
+
+unified_inventory.register_craft_type("shapeless", {
+	description = "Mixing",
+	width = 3,
+	height = 3,
+	uses_crafting_grid = true,
+})
+
+
+unified_inventory.register_craft_type("cooking", {
+	description = "Cooking",
+	width = 1,
+	height = 1,
+})
+
+
+unified_inventory.register_craft_type("digging", {
+	description = "Digging",
+	width = 1,
+	height = 1,
+})
+
+
+function unified_inventory.register_page(name, def)
+	unified_inventory.pages[name] = def
+end
+
+
+function unified_inventory.register_button(name, def)
+	if not def.action then
+		def.action = function(player)
+			unified_inventory.set_inventory_formspec(player, name)
+		end
+	end
+	def.name = name
+	table.insert(unified_inventory.buttons, def)
+end
+
+
+function unified_inventory.is_creative(playername)
+	if minetest.check_player_privs(playername, {creative=true}) or
+	   minetest.setting_getbool("creative_mode") then
+		return true
+	end
+end
+

mods/unified_inventory/bags.lua

@@ -0,0 +1,150 @@
+-- Bags for Minetest
+
+-- Copyright (c) 2012 cornernote, Brett O'Donnell <cornernote@gmail.com>
+-- License: GPLv3
+
+unified_inventory.register_page("bags", {
+	get_formspec = function(player)
+		local player_name = player:get_player_name()
+		local formspec = "background[0.06,0.99;7.92,7.52;ui_bags_main_form.png]"
+		formspec = formspec.."label[0,0;Bags]"
+		formspec = formspec.."button[0,2;2,0.5;bag1;Bag 1]"
+		formspec = formspec.."button[2,2;2,0.5;bag2;Bag 2]"
+		formspec = formspec.."button[4,2;2,0.5;bag3;Bag 3]"
+		formspec = formspec.."button[6,2;2,0.5;bag4;Bag 4]"
+		formspec = formspec.."listcolors[#00000000;#00000000]"
+		formspec = formspec.."list[detached:"..minetest.formspec_escape(player_name).."_bags;bag1;0.5,1;1,1;]"
+		formspec = formspec.."list[detached:"..minetest.formspec_escape(player_name).."_bags;bag2;2.5,1;1,1;]"
+		formspec = formspec.."list[detached:"..minetest.formspec_escape(player_name).."_bags;bag3;4.5,1;1,1;]"
+		formspec = formspec.."list[detached:"..minetest.formspec_escape(player_name).."_bags;bag4;6.5,1;1,1;]"
+		return {formspec=formspec}
+	end,
+})
+
+unified_inventory.register_button("bags", {
+	type = "image",
+	image = "ui_bags_icon.png",
+})
+
+for i = 1, 4 do
+	unified_inventory.register_page("bag"..i, {
+		get_formspec = function(player)
+			local stack = player:get_inventory():get_stack("bag"..i, 1)
+			local image = stack:get_definition().inventory_image
+			local formspec = "image[7,0;1,1;"..image.."]"
+			formspec = formspec.."label[0,0;Bag "..i.."]"
+			formspec = formspec.."listcolors[#00000000;#00000000]"
+			formspec = formspec.."list[current_player;bag"..i.."contents;0,1;8,3;]"
+			local slots = stack:get_definition().groups.bagslots
+			if slots == 8 then
+				formspec = formspec.."background[0.06,0.99;7.92,7.52;ui_bags_sm_form.png]"
+			elseif slots == 16 then
+				formspec = formspec.."background[0.06,0.99;7.92,7.52;ui_bags_med_form.png]"
+			elseif slots == 24 then
+				formspec = formspec.."background[0.06,0.99;7.92,7.52;ui_bags_lg_form.png]"
+			end
+			return {formspec=formspec}
+		end,
+	})
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= "" then
+		return
+	end
+	for i = 1, 4 do
+		if fields["bag"..i] then
+			local stack = player:get_inventory():get_stack("bag"..i, 1)
+			if not stack:get_definition().groups.bagslots then
+				return
+			end
+			unified_inventory.set_inventory_formspec(player, "bag"..i)
+			return
+		end
+	end
+end)
+
+minetest.register_on_joinplayer(function(player)
+	local player_inv = player:get_inventory()
+	local bags_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",
+					stack:get_definition().groups.bagslots)
+		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 stack:get_definition().groups.bagslots then
+				return 1
+			else
+				return 0
+			end
+		end,
+		allow_take = function(inv, listname, index, stack, player)
+			if player:get_inventory():is_empty(listname.."contents") then
+				return stack:get_count()
+			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
+		player_inv:set_size(bag, 1)
+		bags_inv:set_size(bag, 1)
+		bags_inv:set_stack(bag, 1, player_inv:get_stack(bag, 1))
+	end
+end)
+
+-- register bag tools
+minetest.register_tool("unified_inventory:bag_small", {
+	description = "Small Bag",
+	inventory_image = "bags_small.png",
+	groups = {bagslots=8},
+})
+
+minetest.register_tool("unified_inventory:bag_medium", {
+	description = "Medium Bag",
+	inventory_image = "bags_medium.png",
+	groups = {bagslots=16},
+})
+
+minetest.register_tool("unified_inventory:bag_large", {
+	description = "Large Bag",
+	inventory_image = "bags_large.png",
+	groups = {bagslots=24},
+})
+
+-- register bag crafts
+minetest.register_craft({
+	output = "unified_inventory:bag_small",
+	recipe = {
+		{"",           "default:stick", ""},
+		{"group:wood", "group:wood",    "group:wood"},
+		{"group:wood", "group:wood",    "group:wood"},
+	},
+})
+
+minetest.register_craft({
+	output = "unified_inventory:bag_medium",
+	recipe = {
+		{"",              "",                            ""},
+		{"default:stick", "unified_inventory:bag_small", "default:stick"},
+		{"default:stick", "unified_inventory:bag_small", "default:stick"},
+	},
+})
+
+minetest.register_craft({
+	output = "unified_inventory:bag_large",
+	recipe = {
+		{"",              "",                             ""},
+		{"default:stick", "unified_inventory:bag_medium", "default:stick"},
+		{"default:stick", "unified_inventory:bag_medium", "default:stick"},
+    },
+})
+

mods/unified_inventory/callbacks.lua

@@ -0,0 +1,191 @@
+local function default_refill(stack)
+	stack:set_count(stack:get_stack_max())
+	local itemdef = minetest.registered_items[stack:get_name()]
+	if itemdef and (itemdef.wear_represents or "mechanical_wear") == "mechanical_wear" and stack:get_wear() ~= 0 then
+		stack:set_wear(0)
+	end
+	return stack
+end
+
+minetest.register_on_joinplayer(function(player)
+	local player_name = player:get_player_name()
+	unified_inventory.players[player_name] = {}
+	unified_inventory.current_index[player_name] = 1
+	unified_inventory.filtered_items_list[player_name] =
+			unified_inventory.items_list
+	unified_inventory.activefilter[player_name] = ""
+	unified_inventory.apply_filter(player, "")
+	unified_inventory.current_searchbox[player_name] = ""
+	unified_inventory.alternate[player_name] = 1
+	unified_inventory.current_item[player_name] = nil
+	unified_inventory.set_inventory_formspec(player,
+			unified_inventory.default)
+
+	-- Crafting guide inventories
+	local inv = minetest.create_detached_inventory(player_name.."craftrecipe", {
+		allow_put = function(inv, listname, index, stack, player)
+			return 0
+		end,
+		allow_take = function(inv, listname, index, stack, player)
+			return 0
+		end,
+		allow_move = function(inv, from_list, from_index, to_list,
+				to_index, count, player)
+			return 0
+		end,
+	})
+	inv:set_size("output", 1)
+
+	-- Refill slot
+	local refill = minetest.create_detached_inventory(player_name.."refill", {
+		allow_put = function(inv, listname, index, stack, player)
+			local player_name = player:get_player_name()
+			if unified_inventory.is_creative(player_name) then
+				return stack:get_count()
+			else
+				return 0
+			end
+		end,
+		on_put = function(inv, listname, index, stack, player)
+			local player_name = player:get_player_name()
+			local handle_refill = (minetest.registered_items[stack:get_name()] or {}).on_refill or default_refill
+			stack = handle_refill(stack)
+			inv:set_stack(listname, index, stack)
+			minetest.sound_play("electricity",
+					{to_player=player_name, gain = 1.0})
+		end,
+	})
+	refill:set_size("main", 1)
+end)
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= "" then
+		return
+	end
+	local player_name = player:get_player_name()
+
+	-- always take new search text, even if not searching on it yet
+	if fields.searchbox ~= nil and fields.searchbox ~= unified_inventory.current_searchbox[player_name] then
+		unified_inventory.current_searchbox[player_name] = fields.searchbox
+		unified_inventory.set_inventory_formspec(player, unified_inventory.current_page[player_name])
+	end
+
+	for i, def in pairs(unified_inventory.buttons) do
+		if fields[def.name] then
+			def.action(player)
+			minetest.sound_play("click",
+					{to_player=player_name, gain = 0.1})
+			return
+		end
+	end
+
+	-- Inventory page controls
+	local start = math.floor(
+		unified_inventory.current_index[player_name] / 80 + 1)
+	local start_i = start
+	local pagemax = math.floor(
+		(#unified_inventory.filtered_items_list[player_name] - 1)
+		/ (80) + 1)
+
+	if fields.start_list then
+		start_i = 1
+	end
+	if fields.rewind1 then
+		start_i = start_i - 1
+	end
+	if fields.forward1 then
+		start_i = start_i + 1
+	end
+	if fields.rewind3 then
+		start_i = start_i - 3
+	end
+	if fields.forward3 then
+		start_i = start_i + 3
+	end
+	if fields.end_list then
+		start_i = pagemax
+	end
+	if start_i < 1 then
+		start_i = 1
+	end
+	if start_i > pagemax then
+		start_i = pagemax
+	end
+	if not (start_i	== start) then
+		minetest.sound_play("paperflip1",
+				{to_player=player_name, gain = 1.0})
+		unified_inventory.current_index[player_name] = (start_i - 1) * 80 + 1
+		unified_inventory.set_inventory_formspec(player,
+				unified_inventory.current_page[player_name])
+	end
+
+	local clicked_item = nil
+	for name, value in pairs(fields) do
+		if string.sub(name, 1, 12) == "item_button_" then
+			clicked_item = string.sub(name, 13)
+			if string.sub(clicked_item, 1, 6) == "group:" then
+				minetest.sound_play("click", {to_player=player_name, gain = 0.1})
+				unified_inventory.apply_filter(player, clicked_item)
+				return
+			end
+			break
+		end
+	end
+	if clicked_item then
+		minetest.sound_play("click",
+				{to_player=player_name, gain = 0.1})
+		local page = unified_inventory.current_page[player_name]
+		if not unified_inventory.is_creative(player_name) then
+			page = "craftguide"
+		end
+		if page == "craftguide" then
+			unified_inventory.current_item[player_name] = clicked_item
+			unified_inventory.alternate[player_name] = 1
+			unified_inventory.set_inventory_formspec(player,
+					"craftguide")
+		else
+			if unified_inventory.is_creative(player_name) then
+				local inv = player:get_inventory()
+				local stack = ItemStack(clicked_item)
+				stack:set_count(stack:get_stack_max())
+				if inv:room_for_item("main", stack) then
+					inv:add_item("main", stack)
+				end
+			end
+		end
+	end
+
+	if fields.searchbutton then
+		unified_inventory.apply_filter(player, unified_inventory.current_searchbox[player_name])
+		unified_inventory.current_searchbox[player_name] = ""
+		unified_inventory.set_inventory_formspec(player,
+				unified_inventory.current_page[player_name])
+		minetest.sound_play("paperflip2",
+				{to_player=player_name, gain = 1.0})
+	end
+
+	-- alternate button
+	if fields.alternate then
+		minetest.sound_play("click",
+				{to_player=player_name, gain = 0.1})
+		local item_name = unified_inventory.current_item[player_name]
+		if item_name then
+			local alternates = 0
+			local alternate = unified_inventory.alternate[player_name]
+			local crafts = unified_inventory.crafts_table[item_name]
+			if crafts ~= nil then
+				alternates = #crafts
+			end
+			if alternates > 1 then
+				alternate = alternate + 1
+				if alternate > alternates then
+					alternate = 1
+				end
+				unified_inventory.alternate[player_name] = alternate
+				unified_inventory.set_inventory_formspec(player,
+						unified_inventory.current_page[player_name])
+			end
+		end
+	end
+end)
+

mods/unified_inventory/datastorage.lua

@@ -0,0 +1,83 @@
+datastorage={}
+datastorage["!registered_players"]={}
+
+datastorage.save_data = function(table_pointer)
+	local data = minetest.serialize( datastorage[table_pointer] )
+	local path = minetest.get_worldpath().."/datastorage_"..table_pointer..".data"
+	local file = io.open( path, "w" )
+	if( file ) then
+		file:write( data )
+		file:close()
+		return true
+	else return nil
+	end
+end
+
+datastorage.load_data = function(table_pointer)
+	local path = minetest.get_worldpath().."/datastorage_"..table_pointer..".data"
+	local file = io.open( path, "r" )
+	if( file ) then
+		local data = file:read("*all")
+		datastorage[table_pointer] = minetest.deserialize( data )
+		file:close()
+	return true
+	else return nil
+	end
+end
+
+datastorage.get_container = function (player, key)
+	local player_name = player:get_player_name()
+	local container = datastorage[player_name]
+	if container[key] == nil then
+		container[key] = {}
+	end
+	datastorage.save_data(player_name)
+	return container[key]
+end
+
+-- forced save of all player's data
+datastorage.save_container = function (player)
+	local player_name = player:get_player_name()
+	datastorage.save_data(player_name)
+end
+
+
+-- Init
+if datastorage.load_data("!registered_players") == nil then
+	datastorage["!registered_players"]={}
+	datastorage.save_data("!registered_players")
+end
+
+minetest.register_on_joinplayer(function(player)
+	local player_name = player:get_player_name()
+	local registered = nil
+	for __,tab in ipairs(datastorage["!registered_players"]) do
+		if tab["player_name"] == player_name then registered = true break end
+	end
+	if registered == nil then
+		local new={}
+		new["player_name"]=player_name
+		table.insert(datastorage["!registered_players"],new)
+		datastorage[player_name]={}
+		datastorage.save_data("!registered_players")
+		datastorage.save_data(player_name)
+	else 
+		datastorage.load_data(player_name)
+	end
+end
+)
+
+minetest.register_on_leaveplayer(function(player)
+	local player_name = player:get_player_name()
+	datastorage.save_data(player_name)
+	datastorage[player_name] = nil
+end
+)
+
+minetest.register_on_shutdown(function()
+	for __,tab in ipairs(datastorage["!registered_players"]) do
+		if datastorage[tab["player_name"]] == nil then break end
+		datastorage.save_data(tab["player_name"]) 
+	end
+end
+)

mods/unified_inventory/depends.txt

@@ -0,0 +1 @@
+creative?

mods/unified_inventory/group.lua

@@ -0,0 +1,66 @@
+
+unified_inventory.registered_group_items = {
+	mesecon_conductor_craftable = "mesecons:wire_00000000_off",
+	wool = "wool:white",
+}
+
+function unified_inventory.register_group_item(groupname, itemname)
+	unified_inventory.registered_group_items[groupname] = itemname
+end
+
+
+-- This is used when displaying craft recipes, where an ingredient is
+-- specified by group rather than as a specific item.  A single-item group
+-- is represented by that item, with the single-item status signalled
+-- in the "sole" field.  If the group contains no items at all, the item
+-- field will be nil.
+--
+-- Within a multiple-item group, we prefer to use an item that has the
+-- same specific name as the group, and if there are more than one of
+-- those items we prefer the one registered for the group by a mod.
+-- Among equally-preferred items, we just pick the one with the
+-- lexicographically earliest name.
+
+function compute_group_item(group_name)
+	local candidate_items = {}
+	for itemname, itemdef in pairs(minetest.registered_items) do
+		if (itemdef.groups.not_in_creative_inventory or 0) == 0 and
+				(itemdef.groups[group_name] or 0) ~= 0 then
+			table.insert(candidate_items, itemname)
+		end
+	end
+	local num_candidates = #candidate_items
+	if num_candidates == 0 then
+		return {sole = true}
+	elseif num_candidates == 1 then
+		return {item = candidate_items[1], sole = true}
+	end
+	local bestitem = ""
+	local bestpref = 0
+	for _, item in ipairs(candidate_items) do
+		local pref
+		if item == unified_inventory.registered_group_items[group_name] then
+			pref = 3
+		elseif item:gsub("^[^:]+:", "") == group_name then
+			pref = 2
+		else
+			pref = 1
+		end
+		if pref > bestpref or (pref == bestpref and item < bestitem) then
+			bestitem = item
+			bestpref = pref
+		end
+	end
+	return {item = bestitem, sole = false}
+end
+
+
+local group_item_cache = {}
+
+function unified_inventory.get_group_item(group_name)
+	if not group_item_cache[group_name] then
+		group_item_cache[group_name] = compute_group_item(group_name)
+	end
+	return group_item_cache[group_name]
+end
+

mods/unified_inventory/image_credits.txt

@@ -0,0 +1,66 @@
+bags_small.png:
+	http://www.clker.com/clipart-moneybag-empty.html
+
+bags_medium.png:
+	http://www.clker.com/clipart-backpack-1.html
+
+bags_large.png / ui_bags_icon.png:
+	http://www.clker.com/clipart-backpack-green-brown.html
+
+ui_craftguide_icon.png / ui_craft_icon.png
+	http://commons.wikimedia.org/wiki/File:Advancedsettings.png
+	
+ui_doubleleft_icon.png
+	http://commons.wikimedia.org/wiki/File:Media-seek-backward.svg
+
+ui_doubleright_icon.png
+	http://commons.wikimedia.org/wiki/File:Media-seek-forward.svg
+
+ui_left_icon.png / ui_right_icon.png
+	http://commons.wikimedia.org/wiki/File:Media-playback-start.svg
+
+ui_skip_backward_icon.png
+	http://commons.wikimedia.org/wiki/File:Media-skip-backward.svg
+
+ui_skip_forward_icon.png
+	http://commons.wikimedia.org/wiki/File:Media-skip-forward.svg
+
+ui_gohome_icon.png / ui_home_icon.png / ui_sethome_icon.png
+	http://commons.wikimedia.org/wiki/File:Home_256x256.png
+
+ui_moon_icon.png
+	http://commons.wikimedia.org/wiki/File:FullMoon2010.jpg
+
+ui_sun_icon.png
+	http://commons.wikimedia.org/wiki/File:2012-10-13_15-29-35-sun.jpg
+
+ui_trash_icon.png
+	http://www.clker.com/clipart-29090.html
+	http://www.clker.com/clipart-trash.html
+
+ui_search_icon.png
+	http://www.clker.com/clipart-24887.html
+
+ui_off_icon.png / ui_on_icon.png
+	http://www.clker.com/clipart-on-off-switches.html
+
+ui_waypoints_icon.png
+	http://www.clker.com/clipart-map-pin-red.html
+
+ui_circular_arrows_icon.png
+	http://www.clker.com/clipart-circular-arrow-pattern.html
+
+ui_pencil_icon.pnc
+	http://www.clker.com/clipart-2256.html
+
+ui_waypoint_set_icon.png
+	http://www.clker.com/clipart-larger-flag.html
+
+ui_xyz_off_icon.png
+	http://commons.wikimedia.org/wiki/File:No_sign.svg
+
+ui_ok_icon.png
+	http://commons.wikimedia.org/wiki/File:Yes_check.svg
+
+inventory_plus_worldedit_gui.png
+	http://commons.wikimedia.org/wiki/File:Erioll_world_2.svg

mods/unified_inventory/init.lua

@@ -0,0 +1,48 @@
+-- Unified Inventory for Minetest 0.4.8+
+
+local modpath = minetest.get_modpath(minetest.get_current_modname())
+local worldpath = minetest.get_worldpath()
+
+-- Data tables definitions
+unified_inventory = {}
+unified_inventory.activefilter = {}
+unified_inventory.alternate = {}
+unified_inventory.current_page = {}
+unified_inventory.current_searchbox = {}
+unified_inventory.current_index = {}
+unified_inventory.current_item = {}
+unified_inventory.registered_craft_types = {}
+unified_inventory.crafts_table = {}
+unified_inventory.crafts_table_count = 0
+unified_inventory.players = {}
+unified_inventory.items_list_size = 0
+unified_inventory.items_list = {}
+unified_inventory.filtered_items_list_size = {}
+unified_inventory.filtered_items_list = {}
+unified_inventory.pages = {}
+unified_inventory.buttons = {}
+
+-- Homepos stuff
+unified_inventory.home_pos = {}
+unified_inventory.home_filename =
+		worldpath.."/unified_inventory_home.home"
+
+-- Default inventory page
+unified_inventory.default = "craft"
+
+-- Disable default creative inventory
+if creative_inventory then
+	function creative_inventory.set_creative_formspec(player, start_i, pagenum)
+		return
+	end
+end
+
+dofile(modpath.."/datastorage.lua")
+dofile(modpath.."/group.lua")
+dofile(modpath.."/api.lua")
+dofile(modpath.."/internal.lua")
+dofile(modpath.."/callbacks.lua")
+dofile(modpath.."/register.lua")
+dofile(modpath.."/bags.lua")
+dofile(modpath.."/item_names.lua")
+dofile(modpath.."/waypoints.lua")

mods/unified_inventory/internal.lua

@@ -0,0 +1,191 @@
+
+function unified_inventory.get_formspec(player, page)
+	if not player then
+		return ""
+	end
+	local player_name = player:get_player_name()
+	unified_inventory.current_page[player_name] = page
+	local pagedef = unified_inventory.pages[page]
+
+	local formspec = "size[14,10]"
+	local fsdata = nil
+
+	-- Background
+	formspec = formspec .. "background[-0.19,-0.25;14.4,10.75;ui_form_bg.png]"
+	-- Current page
+	if unified_inventory.pages[page] then
+		fsdata = pagedef.get_formspec(player)
+		formspec = formspec .. fsdata.formspec
+	else
+		return "" -- Invalid page name
+	end
+
+	-- Main buttons
+	for i, def in pairs(unified_inventory.buttons) do
+		if def.type == "image" then
+			formspec = formspec.."image_button["
+					..(0.65 * (i - 1))..",9;0.8,0.8;"
+					..minetest.formspec_escape(def.image)..";"
+					..minetest.formspec_escape(def.name)..";]"
+		end
+	end
+
+	if fsdata.draw_inventory ~= false then
+		-- Player inventory
+		formspec = formspec.."listcolors[#00000000;#00000000]"
+		formspec = formspec .. "list[current_player;main;0,4.5;8,4;]"
+	end
+
+	if fsdata.draw_item_list == false then
+		return formspec
+	end
+
+	-- Controls to flip items pages
+	local start_x = 9.2
+	formspec = formspec .. "image_button["..(start_x + 0.6 * 0)..",9;.8,.8;ui_skip_backward_icon.png;start_list;]"
+	formspec = formspec .. "image_button["..(start_x + 0.6 * 1)..",9;.8,.8;ui_doubleleft_icon.png;rewind3;]"
+	formspec = formspec .. "image_button["..(start_x + 0.6 * 2)..",9;.8,.8;ui_left_icon.png;rewind1;]"
+	formspec = formspec .. "image_button["..(start_x + 0.6 * 3)..",9;.8,.8;ui_right_icon.png;forward1;]"
+	formspec = formspec .. "image_button["..(start_x + 0.6 * 4)..",9;.8,.8;ui_doubleright_icon.png;forward3;]"
+	formspec = formspec .. "image_button["..(start_x + 0.6 * 5)..",9;.8,.8;ui_skip_forward_icon.png;end_list;]"
+
+	-- Search box
+	formspec = formspec .. "field[9.5,8.325;3,1;searchbox;;"..minetest.formspec_escape(unified_inventory.current_searchbox[player_name]).."]"
+	formspec = formspec .. "image_button[12.2,8.1;.8,.8;ui_search_icon.png;searchbutton;]"
+
+	-- Items list
+	if #unified_inventory.filtered_items_list[player_name] == 0 then
+		formspec = formspec.."label[8.2,0;No matching items]"
+	else
+		local list_index = unified_inventory.current_index[player_name]
+		local page = math.floor(list_index / (80) + 1)
+		local pagemax = math.floor(
+			(#unified_inventory.filtered_items_list[player_name] - 1)
+				/ (80) + 1)
+		local item = {}
+		for y = 0, 9 do
+		for x = 0, 7 do
+			local name = unified_inventory.filtered_items_list[player_name][list_index]
+			if minetest.registered_items[name] then
+				formspec = formspec.."item_image_button["
+						..(8.2 + x * 0.7)..","
+						..(1   + y * 0.7)..";.81,.81;"
+						..name..";item_button_"
+						..name..";]"
+				list_index = list_index + 1
+			end
+		end
+		end
+		formspec = formspec.."label[8.2,0;Page:]"
+		formspec = formspec.."label[9,0;"..page.." of "..pagemax.."]"
+	end
+	if unified_inventory.activefilter[player_name] ~= "" then
+		formspec = formspec.."label[8.2,0.4;Filter:]"
+		formspec = formspec.."label[9,0.4;"..minetest.formspec_escape(unified_inventory.activefilter[player_name]).."]"
+	end
+	return formspec
+end
+
+function unified_inventory.set_inventory_formspec(player, page)
+	if player then
+		local formspec = unified_inventory.get_formspec(player, page)
+		player:set_inventory_formspec(formspec)
+	end
+end
+
+--apply filter to the inventory list (create filtered copy of full one)
+function unified_inventory.apply_filter(player, filter)
+	local player_name = player:get_player_name()
+	local lfilter = string.lower(filter)
+	if not pcall(function() ("technic:test"):find(lfilter) end) then
+		-- Filter is invalid
+		lfilter = ""
+	end
+	local ffilter
+	if lfilter:sub(1, 6) == "group:" then
+		local groups = lfilter:sub(7):split(",")
+		ffilter = function(name, def)
+			for _, group in ipairs(groups) do
+				if not ((def.groups[group] or 0) > 0) then
+					return false
+				end
+			end
+			return true
+		end
+	else
+		ffilter = function(name, def)
+			local lname = string.lower(name)
+			local ldesc = string.lower(def.description)
+			return string.find(lname, lfilter) or string.find(ldesc, lfilter)
+		end
+	end
+	unified_inventory.filtered_items_list[player_name]={}
+	for name, def in pairs(minetest.registered_items) do
+		if (def.groups.not_in_creative_inventory or 0) == 0 and (def.description or "") ~= "" and ffilter(name, def) then
+			table.insert(unified_inventory.filtered_items_list[player_name], name)
+		end
+	end
+	table.sort(unified_inventory.filtered_items_list[player_name])
+	unified_inventory.filtered_items_list_size[player_name] = #unified_inventory.filtered_items_list[player_name]
+	unified_inventory.current_index[player_name] = 1
+	unified_inventory.activefilter[player_name] = filter
+	unified_inventory.set_inventory_formspec(player,
+			unified_inventory.current_page[player_name])
+end
+
+function unified_inventory.items_in_group(groups)
+	local items = {}
+	for name, item in pairs(minetest.registered_items) do
+		for _, group in pairs(groups:split(',')) do
+			if item.groups[group] then
+				table.insert(items, name)
+			end
+		end
+	end
+	return items
+end
+
+function unified_inventory.sort_inventory(inv)
+	local inlist = inv:get_list("main")
+	local typecnt = {}
+	local typekeys = {}
+	for _, st in ipairs(inlist) do
+		if not st:is_empty() then
+			local n = st:get_name()
+			local w = st:get_wear()
+			local m = st:get_metadata()
+			local k = string.format("%s %05d %s", n, w, m)
+			if not typecnt[k] then
+				typecnt[k] = {
+					name = n,
+					wear = w,
+					metadata = m,
+					stack_max = st:get_stack_max(),
+					count = 0,
+				}
+				table.insert(typekeys, k)
+			end
+			typecnt[k].count = typecnt[k].count + st:get_count()
+		end
+	end
+	table.sort(typekeys)
+	local outlist = {}
+	for _, k in ipairs(typekeys) do
+		local tc = typecnt[k]
+		while tc.count > 0 do
+			local c = math.min(tc.count, tc.stack_max)
+			table.insert(outlist, ItemStack({
+				name = tc.name,
+				wear = tc.wear,
+				metadata = tc.metadata,
+				count = c,
+			}))
+			tc.count = tc.count - c
+		end
+	end
+	if #outlist > #inlist then return end
+	while #outlist < #inlist do
+		table.insert(outlist, ItemStack(nil))
+	end
+	inv:set_list("main", outlist)
+end

mods/unified_inventory/item_names.lua

@@ -0,0 +1,58 @@
+-- code based on 4itemnames mod by 4aiman
+
+local wield = {}
+local huds = {}
+local dtimes = {}
+local dlimit = 3  -- hud will be hidden after this much seconds
+local airhudmod = minetest.get_modpath("4air")
+
+local function get_desc(item)
+    if minetest.registered_nodes[item] then return minetest.registered_nodes[item]["description"] end
+    if minetest.registered_items[item] then return minetest.registered_items[item]["description"] end
+    if minetest.registered_craftitems[item] then return minetest.registered_craftitems[item]["description"] end
+    if minetest.registered_tools[item] then return minetest.registered_tools[item]["description"] end
+    return ""
+end
+
+minetest.register_on_joinplayer(function(player)
+	minetest.after(0.0, function()
+	local player_name = player:get_player_name() 
+	local off = {x=0, y=-70}
+	if airhudmod then 
+		off.y=off.y-20
+	end
+	huds[player_name] = player:hud_add({
+		hud_elem_type = "text",
+		position = {x=0.5, y=1},
+		offset = off,
+		alignment = {x=0, y=0},
+		number = 0xFFFFFF ,
+		text = "",
+	})
+	--print(dump("item hud id: "..huds[player_name]))
+	end)
+end)
+
+minetest.register_globalstep(function(dtime)
+	local players = minetest.get_connected_players()
+	for i,player in ipairs(players) do
+		local player_name = player:get_player_name()
+		local wstack = player:get_wielded_item():get_name()
+
+		if dtimes[player_name] and dtimes[player_name] < dlimit then
+			dtimes[player_name] = dtimes[player_name] + dtime
+			if dtimes[player_name] > dlimit and huds[player_name] then
+				player:hud_change(huds[player_name], 'text', "")
+			end
+		end
+
+		if wstack ~= wield[player_name] then
+			wield[player_name] = wstack
+			local desc = get_desc(wstack)
+			dtimes[player_name] = 0
+			if huds[player_name] then 
+				player:hud_change(huds[player_name], 'text', desc)
+			end
+		end
+	end
+end)

mods/unified_inventory/register.lua

@@ -0,0 +1,330 @@
+
+minetest.register_privilege("creative", {
+	description = "Can use the creative inventory",
+	give_to_singleplayer = false,
+})
+
+local trash = minetest.create_detached_inventory("trash", {
+	--allow_put = function(inv, listname, index, stack, player)
+	--	if unified_inventory.is_creative(player:get_player_name()) then
+	--		return stack:get_count()
+	--	else
+	--		return 0
+	--	end
+	--end,
+	on_put = function(inv, listname, index, stack, player)
+		inv:set_stack(listname, index, nil)
+		local player_name = player:get_player_name()
+		minetest.sound_play("trash", {to_player=player_name, gain = 1.0})
+	end,
+})
+trash:set_size("main", 1)
+
+unified_inventory.register_button("craft", {
+	type = "image",
+	image = "ui_craft_icon.png",
+})
+
+unified_inventory.register_button("craftguide", {
+	type = "image",
+	image = "ui_craftguide_icon.png",
+})
+
+unified_inventory.register_button("home_gui_set", {
+	type = "image",
+	image = "ui_sethome_icon.png",
+	action = function(player)
+		local player_name = player:get_player_name()
+		unified_inventory.set_home(player, player:getpos())
+		local home = unified_inventory.home_pos[player_name]
+		if home ~= nil then
+			minetest.sound_play("dingdong",
+					{to_player=player_name, gain = 1.0})
+			minetest.chat_send_player(player_name,
+					"Home position set to: "
+					..minetest.pos_to_string(home))
+		end
+	end,
+})
+
+unified_inventory.register_button("home_gui_go", {
+	type = "image",
+	image = "ui_gohome_icon.png",
+	action = function(player)
+		minetest.sound_play("teleport",
+				{to_player=player:get_player_name(), gain = 1.0})
+		unified_inventory.go_home(player)
+	end,
+})
+
+unified_inventory.register_button("misc_set_day", {
+	type = "image",
+	image = "ui_sun_icon.png",
+	action = function(player)
+		local player_name = player:get_player_name()
+		if minetest.check_player_privs(player_name, {settime=true}) then
+			minetest.sound_play("birds",
+					{to_player=player_name, gain = 1.0})
+			minetest.set_timeofday((6000 % 24000) / 24000)
+			minetest.chat_send_player(player_name,
+					"Time of day set to 6am")
+		else
+			minetest.chat_send_player(player_name,
+					"You don't have the"
+					.." settime priviledge!")
+		end
+	end,
+})
+
+unified_inventory.register_button("misc_set_night", {
+	type = "image",
+	image = "ui_moon_icon.png",
+	action = function(player)
+		local player_name = player:get_player_name()
+		if minetest.check_player_privs(player_name, {settime=true}) then
+			minetest.sound_play("owl",
+					{to_player=player_name, gain = 1.0})
+			minetest.set_timeofday((21000 % 24000) / 24000)
+			minetest.chat_send_player(player_name,
+					"Time of day set to 9pm")
+		else
+			minetest.chat_send_player(player_name,
+					"You don't have the"
+					.." settime priviledge!")
+		end
+	end,
+})
+
+unified_inventory.register_button("clear_inv", {
+	type = "image",
+	image = "ui_trash_icon.png",
+	action = function(player)
+		local player_name = player:get_player_name()
+		if not unified_inventory.is_creative(player_name) then
+			minetest.chat_send_player(player_name,
+					"This button has been disabled outside"
+					.." of creative mode to prevent"
+					.." accidental inventory trashing."
+					.." Use the trash slot instead.")
+			return
+		end
+		player:get_inventory():set_list("main", {})
+		minetest.chat_send_player(player_name, 'Inventory Cleared!')
+		minetest.sound_play("trash_all",
+				{to_player=player_name, gain = 1.0})
+	end,
+})
+
+unified_inventory.register_page("craft", {
+	get_formspec = function(player, formspec)
+		local player_name = player:get_player_name()
+		local formspec = "background[0,1;8,3;ui_crafting_form.png]"
+		formspec = formspec.."background[0,4.5;8,4;ui_main_inventory.png]"
+		formspec = formspec.."label[0,0;Crafting]"
+		formspec = formspec.."listcolors[#00000000;#00000000]"
+		formspec = formspec.."list[current_player;craftpreview;6,1;1,1;]"
+		formspec = formspec.."list[current_player;craft;2,1;3,3;]"
+		formspec = formspec.."label[7,2.5;Trash:]"
+		formspec = formspec.."list[detached:trash;main;7,3;1,1;]"
+		if unified_inventory.is_creative(player_name) then
+			formspec = formspec.."label[0,2.5;Refill:]"
+			formspec = formspec.."list[detached:"..minetest.formspec_escape(player_name).."refill;main;0,3;1,1;]"
+		end
+		return {formspec=formspec}
+	end,
+})
+
+
+-- stack_image_button(): generate a form button displaying a stack of items
+--
+-- Normally a simple item_image_button[] is used.  If the stack contains
+-- more than one item, item_image_button[] doesn't have an option to
+-- display an item count in the way that an inventory slot does, so
+-- we have to fake it using the label facility.
+--
+-- The specified item may be a group.  In that case, the group will be
+-- represented by some item in the group, along with a flag indicating
+-- that it's a group.  If the group contains only one item, it will be
+-- treated as if that item had been specified directly.
+
+local function stack_image_button(x, y, w, h, buttonname_prefix, item)
+	local name = item:get_name()
+	local count = item:get_count()
+	local show_is_group = false
+	local displayitem = name
+	local selectitem = name
+	if name:sub(1, 6) == "group:" then
+		local group_name = name:sub(7)
+		local group_item = unified_inventory.get_group_item(group_name)
+		show_group = not group_item.sole
+		displayitem = group_item.item or "unknown"
+		selectitem = group_item.sole and displayitem or name
+	end
+	-- Hackily shift the count to the bottom right
+	local shiftstr = "\n\n        "
+	return string.format("item_image_button[%u,%u;%u,%u;%s;%s;%s]",
+			x, y, w, h,
+			minetest.formspec_escape(displayitem),
+			minetest.formspec_escape(buttonname_prefix..selectitem),
+			count ~= 1 and shiftstr..tostring(count) or "")
+end
+
+unified_inventory.register_page("craftguide", {
+	get_formspec = function(player)
+		local player_name = player:get_player_name()
+		local formspec = ""
+		formspec = formspec.."background[0,4.5;8,4;ui_main_inventory.png]"
+		formspec = formspec.."background[0,1;8,3;ui_craftguide_form.png]"
+		formspec = formspec.."label[0,0;Crafting Guide]"
+		formspec = formspec.."listcolors[#00000000;#00000000]"
+		local craftinv = minetest.get_inventory({
+			type = "detached",
+			name = player_name.."craftrecipe"
+		})
+		local item_name = unified_inventory.current_item[player_name] or ""
+
+		formspec = formspec.."textarea[0.3,0.6;10,1;;Result: "..minetest.formspec_escape(item_name)..";]"
+		formspec = formspec.."list[detached:"..minetest.formspec_escape(player_name).."craftrecipe;output;6,1;1,1;]"
+
+		local alternate, alternates, craft, craft_type
+		alternate = unified_inventory.alternate[player_name]
+		local crafts = unified_inventory.crafts_table[item_name]
+		if crafts ~= nil and #crafts > 0 then
+			alternates = #crafts
+			craft = crafts[alternate]
+		end
+
+		if craft then
+			craftinv:set_stack("output", 1, craft.output)
+			craft_type = unified_inventory.registered_craft_types[craft.type] or
+					unified_inventory.craft_type_defaults(craft.type, {})
+			formspec = formspec.."label[6,3.35;Method:]"
+			formspec = formspec.."label[6,3.75;"
+					..minetest.formspec_escape(craft_type.description).."]"
+		else
+			craftinv:set_stack("output", 1, item_name)
+			craft_type = unified_inventory.craft_type_defaults("", {})
+			formspec = formspec.."label[6,3.35;No recipes]"
+		end
+
+		local width = craft and craft.width or 0
+		if width == 0 then
+			-- Shapeless recipe
+			width = craft_type.width
+		end
+
+		local height = craft_type.height
+		if craft then
+			height = math.ceil(table.maxn(craft.items) / width)
+		end
+
+		local i = 1
+		-- This keeps recipes aligned to the right,
+		-- so that they're close to the arrow.
+		local xoffset = 1 + (3 - width)
+		for y = 1, height do
+		for x = 1, width do
+			local item = craft and craft.items[i]
+			if item then
+				formspec = formspec..stack_image_button(
+						xoffset + x, y, 1.1, 1.1,
+						"item_button_", ItemStack(item))
+			else
+				-- Fake buttons just to make grid
+				formspec = formspec.."image_button["
+					..tostring(xoffset + x)..","..tostring(y)
+					..";1,1;ui_blank_image.png;;]"
+			end
+			i = i + 1
+		end
+		end
+
+		if craft_type.uses_crafting_grid then
+			formspec = formspec.."label[6,1.95;Copy to craft grid:]"
+					.."button[6,2.5;0.6,0.5;craftguide_craft_1;1]"
+					.."button[6.6,2.5;0.6,0.5;craftguide_craft_10;10]"
+					.."button[7.2,2.5;0.6,0.5;craftguide_craft_max;All]"
+		end
+
+		if alternates and alternates > 1 then
+			formspec = formspec.."label[0,2.6;Recipe "
+					..tostring(alternate).." of "
+					..tostring(alternates).."]"
+					.."button[0,3.15;2,1;alternate;Alternate]"
+		end
+		return {formspec = formspec}
+	end,
+})
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	local amount
+	for k, v in pairs(fields) do
+		amount = k:match("craftguide_craft_(.*)")
+		if amount then break end
+	end
+	if not amount then return end
+	local player_name = player:get_player_name()
+	local recipe_inv = minetest.get_inventory({
+		type="detached",
+		name=player_name.."craftrecipe",
+	})
+
+	local output = unified_inventory.current_item[player_name]
+	if (not output) or (output == "") then return end
+
+	local player_inv = player:get_inventory()
+
+	local crafts = unified_inventory.crafts_table[output]
+	if (not crafts) or (#crafts == 0) then return end
+
+	local alternate = unified_inventory.alternate[player_name]
+
+	local craft = crafts[alternate]
+	if craft.width > 3 then return end
+
+	local needed = craft.items
+
+	local craft_list = player_inv:get_list("craft")
+
+	local width = craft.width
+	if width == 0 then
+		-- Shapeless recipe
+		width = 3
+	end
+
+	if amount == "max" then
+		amount = 99 -- Arbitrary; need better way to do this.
+	else
+		amount = tonumber(amount)
+	end
+
+	for iter = 1, amount do
+		local index = 1
+		for y = 1, 3 do
+			for x = 1, width do
+				local needed_item = needed[index]
+				if needed_item then
+					local craft_index = ((y - 1) * 3) + x
+					local craft_item = craft_list[craft_index]
+					if (not craft_item) or (craft_item:is_empty()) or (craft_item:get_name() == needed_item) then
+						itemname = craft_item and craft_item:get_name() or needed_item
+						local needed_stack = ItemStack(needed_item)
+						if player_inv:contains_item("main", needed_stack) then
+							local count = (craft_item and craft_item:get_count() or 0) + 1
+							if count <= needed_stack:get_definition().stack_max then
+								local stack = ItemStack({name=needed_item, count=count})
+								craft_list[craft_index] = stack
+								player_inv:remove_item("main", needed_stack)
+							end
+						end
+					end
+				end
+				index = index + 1
+			end
+		end
+	end
+
+	player_inv:set_list("craft", craft_list)
+
+	unified_inventory.set_inventory_formspec(player, "craft")
+end)

mods/unified_inventory/waypoints.lua

@@ -0,0 +1,214 @@
+unified_inventory.hud_colors = {
+			{"#FFFFFF", 0xFFFFFF, "White"},
+			{"#DBBB00", 0xf1d32c, "Yellow"},
+			{"#DD0000", 0xDD0000, "Red"},
+			{"#2cf136", 0x2cf136, "Green"},
+			{"#2c4df1", 0x2c4df1, "Blue"},		
+			}
+unified_inventory.hud_colors_max = #unified_inventory.hud_colors
+			
+unified_inventory.register_page("waypoints", {
+	get_formspec = function(player)
+		local waypoints = datastorage.get_container (player, "waypoints")
+		local formspec = "background[0,4.5;8,4;ui_main_inventory.png]"..
+			"image[0,0;1,1;ui_waypoints_icon.png]"..
+			"label[1,0;Waypoints]" 
+
+		-- Tabs buttons:
+		local i
+		for i = 1, 5, 1 do
+			if i == waypoints.selected then
+				formspec = formspec ..
+					"image_button[0.0,".. 0.2 + i*0.7 ..";.8,.8;ui_blue_icon_background.png^ui_"..
+						i .."_icon.png;select_waypoint".. i .. ";]"
+			else
+				formspec = formspec ..
+					"image_button[0.0,".. 0.2 + i*0.7 ..";.8,.8;ui_"..
+					i .."_icon.png;select_waypoint".. i .. ";]"
+			end
+		end
+		
+		i = waypoints.selected
+		
+		-- Main buttons:
+		formspec = formspec .. 
+				"image_button[4.5,3.7;.8,.8;ui_waypoint_set_icon.png;set_waypoint".. i .. ";]"
+
+		if waypoints[i].active then  
+			formspec = formspec ..
+				"image_button[5.2,3.7;.8,.8;ui_on_icon.png;toggle_waypoint".. i .. ";]"
+		else 
+			formspec = formspec ..
+				"image_button[5.2,3.7;.8,.8;ui_off_icon.png;toggle_waypoint".. i .. ";]"
+		end	
+
+		if waypoints[i].display_pos then
+			formspec = formspec .. 
+				"image_button[5.9,3.7;.8,.8;ui_green_icon_background.png^ui_xyz_icon.png;toggle_display_pos".. i .. ";]"
+		else
+			formspec = formspec .. 
+				"image_button[5.9,3.7;.8,.8;ui_red_icon_background.png^ui_xyz_icon.png;toggle_display_pos".. i .. ";]"
+		end
+
+		formspec = formspec .. 
+				"image_button[6.6,3.7;.8,.8;ui_circular_arrows_icon.png;toggle_color".. i .. ";]"..
+				"image_button[7.3,3.7;.8,.8;ui_pencil_icon.png;rename_waypoint".. i .. ";]"
+		
+		-- Waypoint's info:	
+		if waypoints[i].active then
+			formspec = formspec .. 	"label[1,0.8;Waypoint active]"
+		else 
+			formspec = formspec .. 	"label[1,0.8;Waypoint inactive]"
+		end
+
+		if waypoints[i].edit then
+			formspec = formspec ..
+				"field[1.3,3.2;6,.8;rename_box" .. i .. ";;"..waypoints[i].name.."]" ..
+				"image_button[7.3,2.9;.8,.8;ui_ok_icon.png;confirm_rename".. i .. ";]"
+		end
+		
+		formspec = formspec .. "label[1,1.3;World position: " .. 
+			minetest.pos_to_string(waypoints[i].world_pos) .. "]" ..
+			"label[1,1.8;Name: ".. waypoints[i].name .. "]" ..
+			"label[1,2.3;Hud text color: " ..
+			unified_inventory.hud_colors[waypoints[i].color][3] .. "]"
+			
+		return {formspec=formspec}
+	end,
+})
+
+unified_inventory.register_button("waypoints", {
+	type = "image",
+	image = "ui_waypoints_icon.png",
+})
+
+unified_inventory.update_hud = function (player, waypoint)	
+	local name
+	if waypoint.display_pos then
+		name = "(".. 
+			waypoint.world_pos.x .. "," ..
+			waypoint.world_pos.y .. "," ..
+			waypoint.world_pos.z .. ")"
+		if waypoint.name ~= "" then 	 
+			name = name .. ", " ..
+			waypoint.name
+		end
+	else
+		name = waypoint.name
+	end
+	if waypoint.hud then
+		player:hud_remove(waypoint.hud)
+	end
+	if waypoint.active then
+		waypoint.hud = player:hud_add({
+			hud_elem_type = "waypoint",
+			number = unified_inventory.hud_colors[waypoint.color][2] ,
+			name = name,
+			text = "m",
+			world_pos = waypoint.world_pos
+		})
+	else 
+		waypoint.hud = nil
+	end
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= "" then
+		return
+	end
+
+	local update_formspec = false
+	local update_hud = false
+	
+	local waypoints = datastorage.get_container (player, "waypoints")		
+	for i = 1, 5, 1 do
+
+		if fields["select_waypoint"..i] then
+			waypoints.selected = i
+			update_formspec = true
+		end
+
+		if fields["toggle_waypoint"..i] then
+			waypoints[i].active = not (waypoints[i].active)
+			update_hud = true
+			update_formspec = true
+		end
+		
+		if fields["set_waypoint"..i] then
+			local pos = player:getpos()
+			pos.x = math.floor(pos.x)
+			pos.y = math.floor(pos.y)
+			pos.z = math.floor(pos.z)
+			waypoints[i].world_pos = pos
+			update_hud = true
+			update_formspec = true
+		end
+		
+		if fields["rename_waypoint"..i] then
+			waypoints[i].edit = true
+			update_formspec = true
+		end
+
+		if fields["toggle_display_pos"..i] then
+			waypoints[i].display_pos = not waypoints[i].display_pos
+			update_hud = true
+			update_formspec = true
+		end
+
+		if fields["toggle_color"..i] then
+			local color = waypoints[i].color
+			color = color + 1
+			if color > unified_inventory.hud_colors_max then
+				color = 1
+			end
+			waypoints[i].color = color
+			update_hud = true
+			update_formspec = true
+		end
+
+		if fields["confirm_rename"..i] then
+			waypoints[i].edit = false
+			waypoints[i].name = fields["rename_box"..i] 
+			update_hud = true
+			update_formspec = true
+		end
+
+		if update_hud then
+			unified_inventory.update_hud (player, waypoints[i])
+		end
+	
+		if update_formspec then
+			unified_inventory.set_inventory_formspec(player, "waypoints")
+		end
+	
+	end
+end)
+
+minetest.register_on_joinplayer(function(player)
+	local waypoints = datastorage.get_container (player, "waypoints")
+	local need_save = false
+	-- Create new waypoints data
+		for i = 1, 5, 1 do
+			if waypoints[i] == nil then 
+				need_save = true
+				waypoints[i] = {
+					edit = false,
+					active = false,
+					display_pos = true,
+					color = 1,
+					name = "Waypoint ".. i,
+					world_pos = {x = 0, y = 0, z = 0},
+				}
+			end	
+		end
+	if need_save then datastorage.save_container (player) end
+
+	-- Initialize waypoints
+	minetest.after(0.5, function()
+		waypoints.selected = 1
+		for i = 1, 5, 1 do
+			waypoints[i].edit = false
+			unified_inventory.update_hud (player, waypoints[i])		
+		end
+	end)
+end)