Alloy furnace: Accept only unique ItemStacks from tubes (#523)

Serhiy Zahoriya

2020-01-11 1a45ad19d4fa627e147bd385665e37942f6147fb

 technic/machines/register/machine_base.lua

@@ -4,22 +4,26 @@
local fs_helpers = pipeworks.fs_helpers
local tube_entry = "^pipeworks_tube_connection_metallic.png"

local tube = {
   insert_object = function(pos, node, stack, direction)
      local meta = minetest.get_meta(pos)
      local inv = meta:get_inventory()
      return inv:add_item("src", stack)
   end,
   can_insert = function(pos, node, stack, direction)
      local meta = minetest.get_meta(pos)
      local inv = meta:get_inventory()
      if meta:get_int("splitstacks") == 1 then
         stack = stack:peek_item(1)
      end
      return inv:room_for_item("src", stack)
   end,
   connect_sides = {left = 1, right = 1, back = 1, top = 1, bottom = 1},
}
function technic.default_can_insert(pos, node, stack, direction)
   local meta = minetest.get_meta(pos)
   local inv = meta:get_inventory()
   if meta:get_int("splitstacks") == 1 then
      stack = stack:peek_item(1)
   end
   return inv:room_for_item("src", stack)
end

function technic.new_default_tube()
   return {
      insert_object = function(pos, node, stack, direction)
         local meta = minetest.get_meta(pos)
         local inv = meta:get_inventory()
         return inv:add_item("src", stack)
      end,
      can_insert = technic.default_can_insert,
      connect_sides = {left = 1, right = 1, back = 1, top = 1, bottom = 1},
   }
end

local connect_default = {"bottom", "back", "left", "right"}

@@ -44,7 +48,7 @@
   for k, v in pairs(groups) do active_groups[k] = v end

   local formspec =
      "invsize[8,9;]"..
      "size[8,9;]"..
      "list[current_name;src;"..(4-input_size)..",1;"..input_size..",1;]"..
      "list[current_name;dst;5,1;2,2;]"..
      "list[current_player;main;0,5;8,4;]"..
@@ -62,6 +66,14 @@
         "listring[current_player;main]"..
         "listring[current_name;upgrade2]"..
         "listring[current_player;main]"
   end

   local tube = technic.new_default_tube()
   if data.can_insert then
      tube.can_insert = data.can_insert
   end
   if data.insert_object then
      tube.insert_object = data.insert_object
   end

   local run = function(pos, node)
@@ -144,10 +156,11 @@
   if ltier == "lv" then
      tentry = ""
   end

   minetest.register_node("technic:"..ltier.."_"..machine_name, {
      description = machine_desc:format(tier),
      tiles = {
         "technic_"..ltier.."_"..machine_name.."_top.png"..tentry, 
         "technic_"..ltier.."_"..machine_name.."_top.png"..tentry,
         "technic_"..ltier.."_"..machine_name.."_bottom.png"..tentry,
         "technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
         "technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
@@ -168,13 +181,13 @@
         if not string.find(node.name, ":lv_") then
            form_buttons = fs_helpers.cycling_button(
               meta,
               "image_button[0,4.3;1,0.6",
               pipeworks.button_base,
               "splitstacks",
               {
                  {text="", texture="pipeworks_button_off.png", addopts="false;false;pipeworks_button_interm.png"},
                  {text="", texture="pipeworks_button_on.png",  addopts="false;false;pipeworks_button_interm.png"}
                  pipeworks.button_off,
                  pipeworks.button_on
               }
            ).."label[0.9,4.31;Allow splitting incoming stacks from tubes]"
            )..pipeworks.button_label
         end

         meta:set_string("infotext", machine_desc:format(tier))
@@ -202,13 +215,13 @@
         if not string.find(node.name, ":lv_") then
            form_buttons = fs_helpers.cycling_button(
               meta,
               "image_button[0,4.3;1,0.6",
               pipeworks.button_base,
               "splitstacks",
               {
                  {text="", texture="pipeworks_button_off.png", addopts="false;false;pipeworks_button_interm.png"},
                  {text="", texture="pipeworks_button_on.png",  addopts="false;false;pipeworks_button_interm.png"}
                  pipeworks.button_off,
                  pipeworks.button_on
               }
            ).."label[0.9,4.31;Allow splitting incoming stacks from tubes]"
            )..pipeworks.button_label
         end
         meta:set_string("formspec", formspec..form_buttons)
      end,
@@ -246,13 +259,13 @@
         if not string.find(node.name, ":lv_") then
            form_buttons = fs_helpers.cycling_button(
               meta,
               "image_button[0,4.3;1,0.6",
               pipeworks.button_base,
               "splitstacks",
               {
                  {text="", texture="pipeworks_button_off.png", addopts="false;false;pipeworks_button_interm.png"},
                  {text="", texture="pipeworks_button_on.png",  addopts="false;false;pipeworks_button_interm.png"}
                  pipeworks.button_off,
                  pipeworks.button_on
               }
            ).."label[0.9,4.31;Allow splitting incoming stacks from tubes]"
            )..pipeworks.button_label
         end
         meta:set_string("formspec", formspec..form_buttons)
      end,