Added method to generate a chest definition

utils/base.lua

@@ -0,0 +1,97 @@
+-- NOTE: `require` is not allowed with mod security on
+-- `dofile` with a return on the module is used instead
+generate_formspec_string = dofile(minetest.get_modpath("more_chests").."/utils/formspec.lua")
+local actions = dofile(minetest.get_modpath("more_chests").."/utils/actions.lua")
+local S = minetest.get_translator("more_chests")
+
+local function parse_action(value, default_getter)
+	if value == false then -- model disabled this attribute
+		return nil
+	elseif value == nil then -- model wants the default attribute
+		return default_getter()
+	else -- model provided its own attribute
+		return value
+	end
+end
+
+function generate_chest_def(def)
+	-- TODO assert def.size in ("big", "small")
+	local out = {
+		description = def.description,
+		tiles = {
+			def.tiles.top or def.tiles.side,
+			def.tiles.top or def.tiles.side,
+			def.tiles.side,
+			def.tiles.side,
+			def.tiles.side,
+			def.tiles.front
+		},
+		paramtype2 = "facedir",
+		legacy_facedir_simple = true,
+		groups = {
+			snappy=2,
+			choppy=2,
+			oddly_breakable_by_hand=2
+		},
+		sounds = def.sounds or default.node_sound_wood_defaults(),
+		recipe = def.recipe, -- TODO this is buggy, reason why all models except from toolbox have their own extra call to minetest.register_craft - TODO possibily other similar bugs?
+		after_place_node = function(pos, placer)
+			local meta = minetest.get_meta(pos)
+			meta:set_string("owner", placer:get_player_name() or "")
+			meta:set_string("infotext", S("@1 (owned by @2)", def.description, meta:get_string("owner")))
+		end,
+		on_construct = function(pos)
+			local meta = minetest.get_meta(pos)
+			local formspec_str = def.formspec or generate_formspec_string(def.size)
+			meta:set_string("formspec", formspec_str)
+			meta:set_string("infotext", def.description)
+			meta:set_string("owner", "")
+			local inv = meta:get_inventory()
+			local chest_size = def.size == "big" and 14*5 or 8*4
+			inv:set_size("main", chest_size)
+		end,
+		can_dig = function(pos,player)
+			local meta = minetest.get_meta(pos)
+			local inv = meta:get_inventory()
+			return inv:is_empty("main")
+		end,
+	}
+	-- register log actions, NOTE passing an anonymous function to avoid getting the default if not necessary
+	out.allow_metadata_inventory_move = parse_action(def.allow_metadata_inventory_move, function() actions.get_allow_metadata_inventory_move{def.type} end)
+	out.allow_metadata_inventory_put = parse_action(def.allow_metadata_inventory_put, function() actions.get_allow_metadata_inventory_put{def.type} end)
+	out.allow_metadata_inventory_take = parse_action(def.allow_metadata_inventory_take, function() actions.get_allow_metadata_inventory_take{def.type} end)
+	out.on_metadata_inventory_move = parse_action(def.on_metadata_inventory_move, function() actions.get_on_metadata_inventory_move(def.type) end)
+	out.on_metadata_inventory_put = parse_action(def.on_metadata_inventory_put, function() actions.get_on_metadata_inventory_put(def.type) end)
+	out.on_metadata_inventory_take = parse_action(def.on_metadata_inventory_take, function() actions.get_on_metadata_inventory_take(def.type) end)
+	-- if model is not a simple block handle node_box attribute
+	if def.node_box then
+		out.drawtype = "nodebox"
+		out.node_box = {
+			type = "fixed",
+			fixed = def.node_box,
+		}
+	end
+	-- add pipeworks compatibility, TODO needs proper testing
+	if def.pipeworks_enabled == true then
+		out.groups.tubedevice = 1
+		out.groups.tubedevice_receiver = 1
+		out.tube = {
+			insert_object = function(pos, node, stack, direction)
+				local meta = minetest.get_meta(pos)
+				local inv = meta:get_inventory()
+				return inv:add_item("main", stack)
+			end,
+			can_insert = function(pos, node, stack, direction)
+				local meta = minetest.get_meta(pos)
+				local inv = meta:get_inventory()
+				return inv:room_for_item("main", stack)
+			end,
+			input_inventory = "main",
+			connect_sides = {left = 1, right = 1, back = 1, front = 1, bottom = 1, top = 1}
+		}
+	end
+	return out
+end
+
+
+return generate_chest_def