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GenericNodeMetadata and an example furnace
This commit is contained in:
Perttu Ahola
parent
e880cc40e9
commit
705f142b8d
7 changed files with 964 additions and 156 deletions
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@ -47,7 +47,24 @@
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-- - get_meta(pos) -- Get a NodeMetaRef at that position
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--
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-- NodeMetaRef
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-- - settext(text) -- eg. set the text of a sign
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-- - get_type()
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-- - allows_text_input()
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-- - set_text(text) -- eg. set the text of a sign
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-- - get_text()
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-- - get_owner()
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-- - set_infotext(infotext)
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-- - inventory_set_list(name, {item1, item2, ...})
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-- - inventory_get_list(name)
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-- - set_inventory_draw_spec(string)
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-- - set_allow_text_input(bool)
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-- - set_allow_removal(bool)
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-- - set_enforce_owner(bool)
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-- - is_inventory_modified()
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-- - reset_inventory_modified()
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-- - is_text_modified()
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-- - reset_text_modified()
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-- - set_string(name, value)
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-- - get_string(name)
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--
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-- ObjectRef is basically ServerActiveObject.
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-- ObjectRef methods:
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@ -1383,7 +1400,7 @@ end)
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action = function(pos, node, active_object_count, active_object_count_wider)
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print("ABM: Sign text changed")
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local meta = minetest.env:get_meta(pos)
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meta:settext("foo")
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meta:set_text("foo")
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end,
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})]]
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@ -1391,6 +1408,253 @@ end)
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--meta.setvar("somevariable", {x=0, y=0, z=0})
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--meta.getvar("somevariable") -> {x=0, y=0, z=0}
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--
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-- Random stuff
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--
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minetest.register_node("luafurnace", {
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tile_images = {"lava.png", "furnace_side.png", "furnace_side.png",
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"furnace_side.png", "furnace_side.png", "furnace_front.png"},
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--inventory_image = "furnace_front.png",
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inventory_image = inventorycube("furnace_front.png"),
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paramtype = "facedir_simple",
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metadata_name = "generic",
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material = digprop_stonelike(3.0),
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})
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minetest.register_on_placenode(function(pos, newnode, placer)
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if newnode.name == "luafurnace" then
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print("get_meta");
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local meta = minetest.env:get_meta(pos)
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print("inventory_set_list");
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meta:inventory_set_list("fuel", {""})
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print("inventory_set_list");
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meta:inventory_set_list("src", {""})
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print("inventory_set_list");
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meta:inventory_set_list("dst", {"","","",""})
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print("set_inventory_draw_spec");
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meta:set_inventory_draw_spec(
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"invsize[8,9;]"
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.."list[current_name;fuel;2,3;1,1;]"
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.."list[current_name;src;2,1;1,1;]"
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.."list[current_name;dst;5,1;2,2;]"
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.."list[current_player;main;0,5;8,4;]"
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)
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local total_cooked = 0;
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print("set_string")
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meta:set_string("total_cooked", total_cooked)
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print("set_infotext");
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meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
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end
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end)
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function stackstring_take_item(stackstring)
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if stackstring == nil then
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return '', nil
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end
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local stacktype = nil
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stacktype = string.match(stackstring,
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'([%a%d]+Item[%a%d]*)')
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if stacktype == "NodeItem" or stacktype == "CraftItem" then
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local itemtype = nil
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local itemname = nil
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local itemcount = nil
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itemtype, itemname, itemcount = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemcount = tonumber(itemcount)
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if itemcount == 0 then
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return '', nil
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elseif itemcount == 1 then
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return '', {type=itemtype, name=itemname}
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else
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return itemtype.." \""..itemname.."\" "..(itemcount-1),
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{type=itemtype, name=itemname}
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end
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elseif stacktype == "ToolItem" then
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local itemtype = nil
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local itemname = nil
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local itemwear = nil
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itemtype, itemname, itemwear = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemwear = tonumber(itemwear)
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return '', {type=itemtype, name=itemname, wear=itemwear}
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end
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end
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function stackstring_put_item(stackstring, item)
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if item == nil then
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return stackstring, false
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end
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stackstring = stackstring or ''
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local stacktype = nil
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stacktype = string.match(stackstring,
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'([%a%d]+Item[%a%d]*)')
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stacktype = stacktype or ''
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if stacktype ~= '' and stacktype ~= item.type then
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return stackstring, false
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end
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if item.type == "NodeItem" or item.type == "CraftItem" then
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local itemtype = nil
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local itemname = nil
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local itemcount = nil
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itemtype, itemname, itemcount = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemtype = itemtype or item.type
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itemname = itemname or item.name
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if itemcount == nil then
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itemcount = 0
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end
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itemcount = itemcount + 1
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return itemtype.." \""..itemname.."\" "..itemcount, true
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elseif item.type == "ToolItem" then
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if stacktype ~= nil then
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return stackstring, false
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end
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local itemtype = nil
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local itemname = nil
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local itemwear = nil
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itemtype, itemname, itemwear = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemwear = tonumber(itemwear)
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return itemtype.." \""..itemname.."\" "..itemwear, true
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end
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return stackstring, false
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end
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function stackstring_put_stackstring(stackstring, src)
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while src ~= '' do
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--print("src="..dump(src))
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src, item = stackstring_take_item(src)
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--print("src="..dump(src).." item="..dump(item))
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local success
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stackstring, success = stackstring_put_item(stackstring, item)
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if not success then
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return stackstring, false
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end
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end
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return stackstring, true
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end
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function test_stack()
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local stack
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local item
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local success
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stack, item = stackstring_take_item('NodeItem "TNT" 3')
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assert(stack == 'NodeItem "TNT" 2')
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assert(item.type == 'NodeItem')
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assert(item.name == 'TNT')
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stack, item = stackstring_take_item('CraftItem "with spaces" 2')
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assert(stack == 'CraftItem "with spaces" 1')
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assert(item.type == 'CraftItem')
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assert(item.name == 'with spaces')
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stack, item = stackstring_take_item('CraftItem "with spaces" 1')
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assert(stack == '')
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assert(item.type == 'CraftItem')
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assert(item.name == 'with spaces')
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stack, item = stackstring_take_item('CraftItem "s8df2kj3" 0')
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assert(stack == '')
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assert(item == nil)
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stack, item = stackstring_take_item('ToolItem "With Spaces" 32487')
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assert(stack == '')
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assert(item.type == 'ToolItem')
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assert(item.name == 'With Spaces')
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assert(item.wear == 32487)
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stack, success = stackstring_put_item('NodeItem "With Spaces" 40',
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{type='NodeItem', name='With Spaces'})
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assert(stack == 'NodeItem "With Spaces" 41')
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assert(success == true)
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stack, success = stackstring_put_item('CraftItem "With Spaces" 40',
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{type='CraftItem', name='With Spaces'})
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assert(stack == 'CraftItem "With Spaces" 41')
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assert(success == true)
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stack, success = stackstring_put_item('ToolItem "With Spaces" 32487',
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{type='ToolItem', name='With Spaces'})
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assert(stack == 'ToolItem "With Spaces" 32487')
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assert(success == false)
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stack, success = stackstring_put_item('NodeItem "With Spaces" 40',
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{type='ToolItem', name='With Spaces'})
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assert(stack == 'NodeItem "With Spaces" 40')
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assert(success == false)
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assert(stackstring_put_stackstring('NodeItem "With Spaces" 2',
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'NodeItem "With Spaces" 1') == 'NodeItem "With Spaces" 3')
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end
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test_stack()
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minetest.register_abm({
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nodenames = {"luafurnace"},
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interval = 1.0,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local meta = minetest.env:get_meta(pos)
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local fuellist = meta:inventory_get_list("fuel")
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local srclist = meta:inventory_get_list("src")
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local dstlist = meta:inventory_get_list("dst")
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if fuellist == nil or srclist == nil or dstlist == nil then
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return
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end
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_, srcitem = stackstring_take_item(srclist[1])
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_, fuelitem = stackstring_take_item(fuellist[1])
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if not srcitem or not fuelitem then return end
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if fuelitem.type == "NodeItem" then
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local prop = minetest.registered_nodes[fuelitem.name]
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if prop == nil then return end
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if prop.furnace_burntime < 0 then return end
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else
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return
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end
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local resultstack = nil
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if srcitem.type == "NodeItem" then
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local prop = minetest.registered_nodes[srcitem.name]
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if prop == nil then return end
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if prop.cookresult_item == "" then return end
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resultstack = prop.cookresult_item
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else
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return
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end
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if resultstack == nil then
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return
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end
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dstlist[1], success = stackstring_put_stackstring(dstlist[1], resultstack)
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if not success then
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return
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end
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fuellist[1], _ = stackstring_take_item(fuellist[1])
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srclist[1], _ = stackstring_take_item(srclist[1])
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meta:inventory_set_list("fuel", fuellist)
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meta:inventory_set_list("src", srclist)
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meta:inventory_set_list("dst", dstlist)
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local total_cooked = meta:get_string("total_cooked")
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total_cooked = tonumber(total_cooked) + 1
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meta:set_string("total_cooked", total_cooked)
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meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
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end,
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})
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minetest.register_craft({
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output = 'NodeItem "luafurnace" 1',
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recipe = {
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{'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
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{'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
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{'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
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}
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})
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--
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-- Done, print some random stuff
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--
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