prevent invalid rotations and add on_rotate callbacks

- fixes a crash with timer=NaN
- fixes 1-tick circels with timer=0
- fixes timegates getting stuck when unloaded in on-state

.luacheckrc

@@ -1,6 +1,6 @@
 read_globals = {
 	-- Defined by Minetest
-	"minetest", "vector", "PseudoRandom", "VoxelArea", "table",
+	"minetest", "vector", "PseudoRandom", "VoxelArea", "table", "ItemStack",
 
 	-- Mods
 	"digiline", "default", "creative",

moremesecons_adjustable_blinkyplant/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_adjustable_blinkyplant
-depends = mesecons,moremesecons_utils
+depends = mesecons,moremesecons_utils,default
 optional_depends = craft_guide

moremesecons_adjustable_player_detector/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_adjustable_player_detector
-depends = mesecons
+depends = mesecons,moremesecons_utils,default
 optional_depends = craft_guide

moremesecons_commandblock/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_commandblock
-depends = mesecons,moremesecons_utils
+depends = mesecons,moremesecons_utils,default
 optional_depends = craft_guide

moremesecons_conductor_signalchanger/init.lua

@@ -45,10 +45,11 @@ mesecon.register_node("moremesecons_conductor_signalchanger:conductor_signalchan
 	inventory_image = "moremesecons_conductor_signalchanger_off.png",
 	groups = {dig_immediate = 2},
 	paramtype = "light",
-	paramtype2 = "facedir",
+	paramtype2 = "4dir",
 	drawtype = "nodebox",
 	selection_box = nodebox,
 	node_box = nodebox,
+	on_rotate = mesecon.on_rotate,
 },{
 	groups = {dig_immediate = 2},
 	mesecons = {

moremesecons_dual_delayer/init.lua

@@ -68,7 +68,7 @@ for n,i in pairs({{0,0},{1,0},{1,1}}) do
 		inventory_image = top_texture,
 		wield_image = top_texture,
 		paramtype = "light",
-		paramtype2 = "facedir",
+		paramtype2 = "4dir",
 		drawtype = "nodebox",
 		node_box = {
 			type = "fixed",
@@ -79,6 +79,7 @@ for n,i in pairs({{0,0},{1,0},{1,1}}) do
 		groups = groups,
 		tiles = {top_texture, "moremesecons_dual_delayer_bottom.png", "moremesecons_dual_delayer_side_left.png", "moremesecons_dual_delayer_side_right.png", "moremesecons_dual_delayer_ends.png", "moremesecons_dual_delayer_ends.png"},
 		use_texture_alpha = use_texture_alpha,
+		on_rotate = mesecon.on_rotate,
 		mesecons = {
 			receptor = {
 				state = mesecon.state.off,

moremesecons_entity_detector/init.lua

@@ -46,9 +46,14 @@ local object_detector_scan = function (pos)
 				return true
 			end
 			local isname = luaentity.name
+			-- If the item is present as dropped item entity:
+			local bitemname = (isname == "__builtin:item" and ItemStack(luaentity.itemstring):get_name())
 			for _, name in ipairs(scan_names) do
-				if isname == name or (isname == "__builtin:item" and luaentity.itemstring == name) then
+				if name == isname then
-					return true
+					return true -- object name matches
+				end
+				if name == bitemname then
+					return true -- item of the item entity matches
 				end
 			end
 		end

moremesecons_entity_detector/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_entity_detector
-depends = mesecons
+depends = mesecons,moremesecons_utils,default
 optional_depends = craft_guide

moremesecons_induction_transmitter/init.lua

@@ -58,6 +58,7 @@ mesecon.register_node("moremesecons_induction_transmitter:induction_transmitter"
 			{-0.25, -0.25, -0.5, 0.25, 0.25, -0.1875},
 		},
 	},
+	on_rotate = mesecon.on_rotate,
 }, {
 	tiles = {"default_mese_block.png"},
 	groups = {cracky = 3},

moremesecons_injector_controller/init.lua

@@ -42,12 +42,13 @@ mesecon.register_node("moremesecons_injector_controller:injector_controller", {
 	drawtype = "nodebox",
 	inventory_image = "moremesecons_injector_controller_off.png",
 	paramtype = "light",
-	paramtype2 = "facedir",
+	paramtype2 = "4dir",
 	node_box = {
 		type = "fixed",
 		fixed = {{-8/16, -8/16, -8/16, 8/16, -7/16, 8/16 }},
 	},
 	on_timer = on_timer,
+	on_rotate = mesecon.on_rotate,
 },{
 	tiles = {"moremesecons_injector_controller_off.png", "moremesecons_injector_controller_side.png", "moremesecons_injector_controller_side.png"},
 	groups = {dig_immediate=2},

moremesecons_playerkiller/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_playerkiller
-depends = mesecons,mesecons_materials,moremesecons_utils
+depends = mesecons,mesecons_materials,moremesecons_utils,default
 optional_depends = craft_guide

moremesecons_signalchanger/init.lua

@@ -41,10 +41,11 @@ mesecon.register_node("moremesecons_signalchanger:signalchanger", {
 	inventory_image = "moremesecons_signalchanger_off.png",
 	groups = {dig_immediate = 2},
 	paramtype = "light",
-	paramtype2 = "facedir",
+	paramtype2 = "4dir",
 	drawtype = "nodebox",
 	selection_box = nodebox,
 	node_box = nodebox,
+	on_rotate = mesecon.on_rotate,
 },{
 	groups = {dig_immediate = 2},
 	mesecons = {

moremesecons_teleporter/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_teleporter
-depends = mesecons,moremesecons_utils
+depends = mesecons,moremesecons_utils,default
 optional_depends = craft_guide

moremesecons_timegate/init.lua

@@ -1,3 +1,5 @@
+local MIN_DELAY = moremesecons.setting("timegate", "min_delay", 0.5)
+
 local timegate_get_output_rules = function(node)
 	local rules = {{x = 0, y = 0, z = 1}}
 	for _ = 0, node.param2 do
@@ -14,25 +16,28 @@ local timegate_get_input_rules = function(node)
 	return rules
 end
 
--- Functions that are called after the delay time
+local function turnoff(pos, _, node)
+	if mesecon.is_receptor_on(node.name) then
+		node.name = "moremesecons_timegate:timegate_off"
+		minetest.swap_node(pos, node)
+		mesecon.receptor_off(pos)
+	end
+end
 
-local function timegate_activate(pos, node)
+local function turnon(pos, node)
 	-- using a meta string allows writing the time in hexadecimals
 	local time = tonumber(minetest.get_meta(pos):get_string("time"))
-	if not time then
+	if not (time and time >= MIN_DELAY) then
 		return
 	end
+	-- restart the timer when the input was turned off and on again
+	minetest.get_node_timer(pos):start(time)
+
+	if mesecon.is_receptor_off(node.name) then
 		node.name = "moremesecons_timegate:timegate_on"
 		minetest.swap_node(pos, node)
 		mesecon.receptor_on(pos)
-	minetest.after(time, function()
-		local node = minetest.get_node(pos)
-		if node.name == "moremesecons_timegate:timegate_on" then
-			mesecon.receptor_off(pos)
-			node.name = "moremesecons_timegate:timegate_off"
-			minetest.swap_node(pos, node)
 	end
-	end)
 end
 
 local boxes = {{ -6/16, -8/16, -6/16, 6/16, -7/16, 6/16 },		-- the main slab
@@ -66,7 +71,7 @@ mesecon.register_node("moremesecons_timegate:timegate", {
 		fixed = boxes
 	},
 	paramtype = "light",
-	paramtype2 = "facedir",
+	paramtype2 = "4dir",
 	sunlight_propagates = true,
 	is_ground_content = true,
 	sounds = default.node_sound_stone_defaults(),
@@ -78,7 +83,9 @@ mesecon.register_node("moremesecons_timegate:timegate", {
 		and not minetest.is_protected(pos, player:get_player_name()) then
 			minetest.get_meta(pos):set_string("time", fields.time)
 		end
-	end
+	end,
+	on_timer = turnoff,
+	on_rotate = mesecon.on_rotate
 },{
 		tiles = {
 			"moremesecons_timegate_off.png",
@@ -99,7 +106,7 @@ mesecon.register_node("moremesecons_timegate:timegate", {
 			effector =
 			{
 				rules = timegate_get_input_rules,
-				action_on = timegate_activate
+				action_on = turnon
 			}
 		},
 },{
@@ -120,6 +127,7 @@ mesecon.register_node("moremesecons_timegate:timegate", {
 			},
 			effector = {
 				rules = timegate_get_input_rules,
+				action_on = turnon
 			}
 		},
 })

moremesecons_timegate/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_timegate
-depends = mesecons
+depends = mesecons,default
 optional_depends = craft_guide

moremesecons_wireless/mod.conf

@@ -1,3 +1,3 @@
 name = moremesecons_wireless
-depends = mesecons,moremesecons_utils
+depends = mesecons,moremesecons_utils,default
 optional_depends = digilines,craft_guide

settingtypes.txt

@@ -69,6 +69,11 @@ moremesecons_teleporter.max_p2t_distance (Maximum Player To Teleporter distance)
 # from an older version which did not use it.
 moremesecons_teleporter.enable_lbm (Enable Registration LBM) bool false
 
+[Timegate]
+
+# Minimum authorized length for the timegate signal. Timegates with a shorter time will not respond.
+moremesecons_timegate.min_delay (Minimum timegate delay) float 0.5
+
 [Wireless]
 
 # Whether to enable the wireless jammer node