From 61bbf5ea52352e522ed2b3543de727312187f936 Mon Sep 17 00:00:00 2001
From: Joachim Stolberg <joe.stolberg@gmx.de>
Date: Wed, 15 Apr 2020 18:08:05 +0200
Subject: [PATCH] improvements on door controller and pusher

---
 basic_machines/pusher.lua |  3 +++
 logic/doorcontroller.lua  | 26 +++++++++++++++-----------
 2 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/basic_machines/pusher.lua b/basic_machines/pusher.lua
index 492866f..eb31707 100644
--- a/basic_machines/pusher.lua
+++ b/basic_machines/pusher.lua
@@ -101,6 +101,8 @@ local function pushing(pos, crd, meta, nvm)
 			nvm.item_count = nil
 			nvm.item_name = nil
 			crd.State:stop(pos, nvm)
+			local number = M(pos):get_string("node_number")
+			techage.send_single(number, nvm.rmt_num, "off")
 		else
 			crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 		end
@@ -218,6 +220,7 @@ local tubing = {
 			local nvm = techage.get_nvm(pos)
 			CRD(pos).State:stop(pos, nvm)
 			nvm.item_count = math.min(config_item(pos, payload), 12)
+			nvm.rmt_num = src
 			CRD(pos).State:start(pos, nvm)
 			return true
 		elseif topic == "config" then
diff --git a/logic/doorcontroller.lua b/logic/doorcontroller.lua
index 3c10238..8e77d04 100644
--- a/logic/doorcontroller.lua
+++ b/logic/doorcontroller.lua
@@ -27,6 +27,7 @@ end
 
 local function store_door_data(pos)
 	local nvm = techage.get_nvm(pos)
+	nvm.door_state = false
 	local numbers = M(pos):get_string("numbers")
 	nvm.door_blocks = {}
 	for _,num in ipairs(string.split(numbers, " ")) do
@@ -40,19 +41,22 @@ end
 
 local function swap_door_nodes(pos, open)
 	local nvm = techage.get_nvm(pos)
-	for _,item in ipairs(nvm.door_blocks or {}) do
-		if item.pos and item.name and item.param2 then
-			local node = techage.get_node_lvm(item.pos)
-			if open then
-				if node.name == item.name then
-					minetest.remove_node(item.pos)
+	if nvm.door_state ~= open then
+		nvm.door_state = open
+		for _,item in ipairs(nvm.door_blocks or {}) do
+			if item.pos and item.name and item.param2 then
+				local node = techage.get_node_lvm(item.pos)
+				if open then
+					if node.name == item.name then
+						minetest.remove_node(item.pos)
+					else
+						item.name = nil
+					end
+				elseif node.name == "air" then
+					minetest.add_node(item.pos, {name = item.name, param2 = item.param2})			
 				else
-					item.name = nil
+					minetest.add_item(pos, item.pos, {name = item.name})
 				end
-			elseif node.name == "air" then
-				minetest.add_node(item.pos, {name = item.name, param2 = item.param2})			
-			else
-				minetest.add_item(pos, item.pos, {name = item.name})
 			end
 		end
 	end