Support for the mesecons mvps callback

autoplace_tubes.lua

@@ -157,3 +157,12 @@ minetest.register_on_dignode(function(pos, oldnode, digger)
 	end
 end)
 
+if minetest.get_modpath("mesecons_mvps") ~= nil then
+	mesecon:register_on_mvps_move(function(moved_nodes)
+		for _, n in ipairs(moved_nodes) do
+			pipeworks.scan_for_tube_objects(n.pos)
+			pipeworks.scan_for_tube_objects(n.oldpos)
+		end
+	end)
+end
+

depends.txt

@@ -1,3 +1,3 @@
 default
 mesecons?
-
+mesecons_mvps?

item_transport.lua

@@ -467,3 +467,26 @@ minetest.register_entity("pipeworks:tubed_item", {
 end
 })
 
+if minetest.get_modpath("mesecons_mvps") ~= nil then
+	mesecon:register_mvps_unmov("pipeworks:tubed_item")
+	mesecon:register_on_mvps_move(function(moved_nodes)
+		local objects_to_move = {}
+		for _, n in ipairs(moved_nodes) do
+			local objects = minetest.get_objects_inside_radius(n.oldpos, 1)
+			for _, obj in ipairs(objects) do
+				local entity = obj:get_luaentity()
+				if entity and entity.name == "pipeworks:tubed_item" then
+					objects_to_move[#objects_to_move+1] = obj
+				end
+			end
+		end
+		if #objects_to_move > 0 then
+			local dir = vector.subtract(moved_nodes[1].pos, moved_nodes[1].oldpos)
+			for _, obj in ipairs(objects_to_move) do
+				local entity = obj:get_luaentity()
+				obj:setpos(vector.add(obj:getpos(), dir))
+				entity.start_pos = vector.add(entity.start_pos, dir)
+			end
+		end
+	end)
+end

teleport_tube.lua

@@ -16,6 +16,18 @@ local function write_file(tbl)
     	f:close()
 end
 
+local function update_pos_in_file(pos)
+	local tbl=read_file()
+	for _,val in ipairs(tbl) do
+		if val.x==pos.x and val.y==pos.y and val.z==pos.z then
+			local meta = minetest.get_meta(val)
+			val.channel = meta:get_string("channel")
+			val.cr = meta:get_int("can_receive")
+		end
+	end
+	write_file(tbl)
+end
+
 local function add_tube_in_file(pos,channel, cr)
 	local tbl=read_file()
 	for _,val in ipairs(tbl) do
@@ -45,6 +57,7 @@ local function get_tubes_in_file(pos,channel)
 	for _,val in ipairs(tbl) do
 		local node = minetest.get_node(val)
 		local meta = minetest.get_meta(val)
+		-- That shouldn't be needed anymore since the mvps callback, but we leave it nevertheless
 		if node.name~="ignore"  and (val.channel~=meta:get_string("channel") or val.cr~=meta:get_int("can_receive")) then
 			val.channel=meta:get_string("channel")
 			val.cr=meta:get_int("can_receive")
@@ -137,3 +150,13 @@ pipeworks.register_tube("pipeworks:teleport_tube","Teleporter pneumatic tube seg
 	on_destruct = function(pos)
 		remove_tube_in_file(pos)
 	end})
+
+if minetest.get_modpath("mesecons_mvps") ~= nil then
+	mesecon:register_on_mvps_move(function(moved_nodes)
+		for _, n in ipairs(moved_nodes) do
+			if string.find(n.node.name, "pipeworks:teleport_tube") ~= nil then
+				update_pos_in_file(n.pos)
+			end
+		end
+	end)
+end