Tubes now update their connections when rotated with the screwdriver.

autoplace_tubes.lua

@@ -111,6 +111,22 @@ function pipeworks.after_dig(pos)
 	pipeworks.scan_for_tube_objects(pos)
 end
 
+-- Screwdriver calls this function before rotating a node.
+-- However, connections must be updated *after* the node is rotated
+-- So, this function does the rotation itself and returns `true`.
+-- (Note: screwdriver already checks for protected areas.)
+
+-- This should only be used for tubes that don't autoconnect.
+-- (For example, one-way tubes.)
+-- Autoconnecting tubes will just revert back to their original state
+-- when they are updated.
+function pipeworks.on_rotate(pos, node, user, mode, new_param2)
+	node.param2 = new_param2
+	minetest.set_node(pos, node)
+	pipeworks.scan_for_tube_objects(pos)
+	return true
+end
+
 if minetest.get_modpath("mesecons_mvps") then
 	mesecon.register_on_mvps_move(function(moved_nodes)
 		for _, n in ipairs(moved_nodes) do

decorative_tubes.lua

@@ -24,6 +24,7 @@ minetest.register_node("pipeworks:steel_block_embedded_tube", {
 	},
 	after_place_node = pipeworks.after_place,
 	after_dig_node = pipeworks.after_dig,
+	on_rotate = pipeworks.on_rotate,
 })
 
 minetest.register_craft( {
@@ -71,6 +72,7 @@ minetest.register_node("pipeworks:steel_pane_embedded_tube", {
 	},
 	after_place_node = pipeworks.after_place,
 	after_dig_node = pipeworks.after_dig,
+	on_rotate = pipeworks.on_rotate,
 })
 
 minetest.register_craft( {

routing_tubes.lua

@@ -161,6 +161,7 @@ if pipeworks.enable_one_way_tube then
 		},
 		after_place_node = pipeworks.after_place,
 		after_dig_node = pipeworks.after_dig,
+		on_rotate = pipeworks.on_rotate,
 	})
 	minetest.register_craft({
 		output = "pipeworks:one_way_tube 2",

tube_registration.lua

@@ -108,6 +108,7 @@ local register_one_tube = function(name, tname, dropname, desc, plain, noctrs, e
 		},
 		after_place_node = pipeworks.after_place,
 		after_dig_node = pipeworks.after_dig,
+		on_rotate = false,
 		on_blast = function(pos, intensity)
 			if not intensity or intensity > 1 + 3^0.5 then
 				minetest.remove_node(pos)