Implement piston fixes:

This enables the feature of unsticky pistons. This allows
for some nodes to be unpullable, but otherwise pushable or diggable.
A certain selection of nodes that can never be moved.
And, stops certain entities from being pushed if they shouldn't move.

Along with this change; I've also updated the rules regarding
pushing, and pulling of nodes & objects to be more accurate to MC.
Now allowing for more complex redstone circuits to be built.

mods/ITEMS/REDSTONE/mesecons_mvps/init.lua

@@ -47,8 +47,6 @@ end
 
 -- For nodes which ignore sticky sides.
 -- They can't be pulled by sticky pistons and don't interact with slime blocks.
--- TODO: This has NOT any actual effect so far. The actual functionality
--- still needs to be implemented.
 function mesecon.register_mvps_unsticky(nodename, get_unsticky)
 	if get_unsticky == nil then
 		get_unsticky = true
@@ -66,9 +64,6 @@ function mesecon.is_mvps_unsticky(node, pulldir, stack, stackid)
 	if type(get_unsticky) == "function" then
 		get_unsticky = get_unsticky(node, pulldir, stack, stackid)
 	end
-	if get_unsticky == nil then
-		get_unsticky = false
-	end
 
 	return get_unsticky
 end
@@ -211,7 +206,15 @@ function mesecon.mvps_push(pos, dir, maximum, player_name, piston_pos)
 end
 
 function mesecon.mvps_pull_single(pos, dir, maximum, player_name, piston_pos)
+	local nodes = mesecon.mvps_get_stack(pos, dir, maximum, player_name, piston_pos)
+
+	if not nodes then return end
+	-- ensure sticky pistons; even without slimeblocks attached adhere to the unpullable rule.
+	for id, n in ipairs(nodes) do
+		if not mesecon.is_mvps_unsticky(n.node, dir, nodes, id) then
 			return mesecon.mvps_push_or_pull(pos, vector.multiply(dir, -1), dir, maximum, player_name, piston_pos)
+		end
+	end
 end
 
 -- pos: pos of mvps; stackdir: direction of building the stack
@@ -357,13 +360,14 @@ function mesecon.mvps_move_objects(pos, dir, nodestack)
 	end
 end
 
--- Unmovable by design
+-- Unmovable by design: nodes
 mesecon.register_mvps_stopper("mcl_core:barrier")
 mesecon.register_mvps_stopper("mcl_core:realm_barrier")
 mesecon.register_mvps_stopper("mcl_core:void")
 mesecon.register_mvps_stopper("mcl_core:bedrock")
 mesecon.register_mvps_stopper("mcl_core:obsidian")
 mesecon.register_mvps_stopper("mcl_chests:ender_chest")
+mesecon.register_mvps_stopper("mcl_chests:ender_chest_small")
 mesecon.register_mvps_stopper("mcl_mobspawners:spawner")
 mesecon.register_mvps_stopper("mesecons_commandblock:commandblock_off")
 mesecon.register_mvps_stopper("mesecons_commandblock:commandblock_on")
@@ -371,9 +375,18 @@ mesecon.register_mvps_stopper("mcl_portals:portal")
 mesecon.register_mvps_stopper("mcl_portals:portal_end")
 mesecon.register_mvps_stopper("mcl_portals:end_portal_frame")
 mesecon.register_mvps_stopper("mcl_portals:end_portal_frame_eye")
+mesecon.register_mvps_stopper("mcl_enchanting:table")
+mesecon.register_mvps_stopper("mcl_jukebox:jukebox")
+mesecon.register_mvps_stopper("mesecons_solarpanel:solar_panel_on")
+mesecon.register_mvps_stopper("mesecons_solarpanel:solar_panel_off")
+mesecon.register_mvps_stopper("mesecons_solarpanel:solar_panel_inverted_on")
+mesecon.register_mvps_stopper("mesecons_solarpanel:solar_panel_inverted_off")
+mesecon.register_mvps_stopper("mcl_banners:hanging_banner")
+mesecon.register_mvps_stopper("mcl_banners:standing_banner")
 
 -- Unmovable by technical restrictions.
 -- Open formspec would screw up if node is destroyed (minor problem)
+-- Would screw up on/off state of trapped chest (big problem)
 mesecon.register_mvps_stopper("mcl_furnaces:furnace")
 mesecon.register_mvps_stopper("mcl_furnaces:furnace_active")
 mesecon.register_mvps_stopper("mcl_hoppers:hopper")
@@ -387,9 +400,39 @@ mesecon.register_mvps_stopper("mcl_dispensers:dispenser_down")
 mesecon.register_mvps_stopper("mcl_anvils:anvil")
 mesecon.register_mvps_stopper("mcl_anvils:anvil_damage_1")
 mesecon.register_mvps_stopper("mcl_anvils:anvil_damage_2")
--- Would screw up on/off state of trapped chest (big problem)
+mesecon.register_mvps_stopper("mcl_chests:chest")
+mesecon.register_mvps_stopper("mcl_chests:chest_small")
+mesecon.register_mvps_stopper("mcl_chests:chest_left")
+mesecon.register_mvps_stopper("mcl_chests:chest_right")
+mesecon.register_mvps_stopper("mcl_chests:trapped_chest")
+mesecon.register_mvps_stopper("mcl_chests:trapped_chest_small")
+mesecon.register_mvps_stopper("mcl_chests:trapped_chest_left")
+mesecon.register_mvps_stopper("mcl_chests:trapped_chest_right")
+mesecon.register_mvps_stopper("mcl_signs:wall_sign")
+mesecon.register_mvps_stopper("mcl_signs:standing_sign")
+mesecon.register_mvps_stopper("mcl_signs:standing_sign22_5")
+mesecon.register_mvps_stopper("mcl_signs:standing_sign45")
+mesecon.register_mvps_stopper("mcl_signs:standing_sign67_5")
+mesecon.register_mvps_stopper("mcl_barrels:barrel_open")
+mesecon.register_mvps_stopper("mcl_barrels:barrel_closed")
 
--- Glazed terracotta: unpullable
+
+-- Unmovable by design: objects
+mesecon.register_mvps_unmov("mcl_enchanting:book")
+mesecon.register_mvps_unmov("mcl_chests:chest")
+mesecon.register_mvps_unmov("mcl_banners:hanging_banner")
+mesecon.register_mvps_unmov("mcl_banners:standing_banner")
+mesecon.register_mvps_unmov("mcl_signs:text")
+mesecon.register_mvps_unmov("mcl_mobspawners:doll")
+mesecon.register_mvps_unmov("mcl_armor_stand:armor_entity")
+mesecon.register_mvps_unmov("mcl_itemframes:item")
+mesecon.register_mvps_unmov("mcl_itemframes:map")
+mesecon.register_mvps_unmov("mcl_paintings:painting")
+mesecon.register_mvps_unmov("mcl_end:crystal")
+
+
+-- Unpullable by design: nodes
+-- Glazed Terracotta
 mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_red")
 mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_orange")
 mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_yellow")
@@ -406,6 +449,446 @@ mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_black")
 mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_brown")
 mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_light_blue")
 mesecon.register_mvps_unsticky("mcl_colorblocks:glazed_terracotta_pink")
+-- Beds
+mesecon.register_mvps_unsticky("mcl_beds:bed_black_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_black_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_blue_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_blue_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_brown_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_brown_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_cyan_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_cyan_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_green_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_green_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_grey_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_grey_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_light_blue_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_light_blue_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_lime_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_lime_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_magenta_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_magenta_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_orange_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_orange_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_pink_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_pink_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_purple_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_purple_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_red_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_red_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_silver_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_silver_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_white_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_white_bottom")
+mesecon.register_mvps_unsticky("mcl_beds:bed_yellow_top")
+mesecon.register_mvps_unsticky("mcl_beds:bed_yellow_bottom")
+-- Buttons
+mesecon.register_mvps_unsticky("mesecons_button:button_stone_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_stone_on")
+mesecon.register_mvps_unsticky("mesecons_button:button_wood_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_wood_on")
+mesecon.register_mvps_unsticky("mesecons_button:button_acaciawood_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_acaciawood_on")
+mesecon.register_mvps_unsticky("mesecons_button:button_birchwood_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_birchwood_on")
+mesecon.register_mvps_unsticky("mesecons_button:button_darkwood_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_darkwood_on")
+mesecon.register_mvps_unsticky("mesecons_button:button_sprucewood_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_sprucewood_on")
+mesecon.register_mvps_unsticky("mesecons_button:button_junglewood_off")
+mesecon.register_mvps_unsticky("mesecons_button:button_junglewood_on")
+-- Cactus, Sugarcane & Vines
+mesecon.register_mvps_unsticky("mcl_core:cactus")
+mesecon.register_mvps_unsticky("mcl_core:reeds")
+mesecon.register_mvps_unsticky("mcl_core:vine")
+-- Cake
+mesecon.register_mvps_unsticky("mcl_cake:cake_1")
+mesecon.register_mvps_unsticky("mcl_cake:cake_2")
+mesecon.register_mvps_unsticky("mcl_cake:cake_3")
+mesecon.register_mvps_unsticky("mcl_cake:cake_4")
+mesecon.register_mvps_unsticky("mcl_cake:cake_5")
+mesecon.register_mvps_unsticky("mcl_cake:cake_6")
+mesecon.register_mvps_unsticky("mcl_cake:cake")
+-- Carpet
+mesecon.register_mvps_unsticky("mcl_wool:black_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:blue_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:brown_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:cyan_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:green_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:grey_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:light_blue_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:lime_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:orange_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:magenta_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:pink_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:purple_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:red_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:silver_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:white_carpet")
+mesecon.register_mvps_unsticky("mcl_wool:yellow_carpet")
+-- Carved & Jack O'Lantern Pumpkins, Pumpkin & Melon
+mesecon.register_mvps_unsticky("mcl_farming:pumpkin_face")
+mesecon.register_mvps_unsticky("mcl_farming:pumpkin_face_light")
+mesecon.register_mvps_unsticky("mcl_farming:pumpkin")
+mesecon.register_mvps_unsticky("mcl_farming:melon")
+-- Chorus Plant & Flower
+mesecon.register_mvps_unsticky("mcl_end:chorus_plant")
+mesecon.register_mvps_unsticky("mcl_end:chorus_flower")
+-- Cobweb
+mesecon.register_mvps_unsticky("mcl_core:cobweb")
+-- Cocoa
+mesecon.register_mvps_unsticky("mcl_cocoas:cocoa_1")
+mesecon.register_mvps_unsticky("mcl_cocoas:cocoa_2")
+mesecon.register_mvps_unsticky("mcl_cocoas:cocoa_3")
+-- Doors
+mesecon.register_mvps_unsticky("mcl_doors:wooden_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:wooden_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:wooden_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:wooden_door_b_2")
+mesecon.register_mvps_unsticky("mcl_doors:iron_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:iron_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:iron_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:iron_door_b_2")
+mesecon.register_mvps_unsticky("mcl_doors:acacia_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:acacia_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:acacia_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:acacia_door_b_2")
+mesecon.register_mvps_unsticky("mcl_doors:birch_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:birch_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:birch_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:birch_door_b_2")
+mesecon.register_mvps_unsticky("mcl_doors:dark_oak_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:dark_oak_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:dark_oak_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:dark_oak_door_b_2")
+mesecon.register_mvps_unsticky("mcl_doors:spruce_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:spruce_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:spruce_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:spruce_door_b_2")
+mesecon.register_mvps_unsticky("mcl_doors:jungle_door_t_1")
+mesecon.register_mvps_unsticky("mcl_doors:jungle_door_b_1")
+mesecon.register_mvps_unsticky("mcl_doors:jungle_door_t_2")
+mesecon.register_mvps_unsticky("mcl_doors:jungle_door_b_2")
+-- Dragon Egg
+mesecon.register_mvps_unsticky("mcl_end:dragon_egg")
+-- Fire
+mesecon.register_mvps_unsticky("mcl_fire:fire")
+mesecon.register_mvps_unsticky("mcl_fire:eternal_fire")
+-- Flower Pots
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_allium")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_azure_bluet")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_blue_orchid")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_dandelion")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_fern")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_oxeye_daisy")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_poppy")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_tulip_orange")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_tulip_pink")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_tulip_red")
+mesecon.register_mvps_unsticky("mcl_flowerpots:flower_pot_tulip_white")
+-- Flowers, Lilypad & Dead Bush
+mesecon.register_mvps_unsticky("mcl_core:deadbush")
+mesecon.register_mvps_unsticky("mcl_flowers:allium")
+mesecon.register_mvps_unsticky("mcl_flowers:azure_bluet")
+mesecon.register_mvps_unsticky("mcl_flowers:blue_orchid")
+mesecon.register_mvps_unsticky("mcl_flowers:dandelion")
+mesecon.register_mvps_unsticky("mcl_flowers:double_fern")
+mesecon.register_mvps_unsticky("mcl_flowers:double_fern_top")
+mesecon.register_mvps_unsticky("mcl_flowers:fern")
+mesecon.register_mvps_unsticky("mcl_flowers:lilac")
+mesecon.register_mvps_unsticky("mcl_flowers:lilac_top")
+mesecon.register_mvps_unsticky("mcl_flowers:oxeye_daisy")
+mesecon.register_mvps_unsticky("mcl_flowers:peony")
+mesecon.register_mvps_unsticky("mcl_flowers:peony_top")
+mesecon.register_mvps_unsticky("mcl_flowers:poppy")
+mesecon.register_mvps_unsticky("mcl_flowers:rose_bush")
+mesecon.register_mvps_unsticky("mcl_flowers:rose_bush_top")
+mesecon.register_mvps_unsticky("mcl_flowers:sunflower")
+mesecon.register_mvps_unsticky("mcl_flowers:sunflower_top")
+mesecon.register_mvps_unsticky("mcl_flowers:tallgrass")
+mesecon.register_mvps_unsticky("mcl_flowers:double_grass")
+mesecon.register_mvps_unsticky("mcl_flowers:double_grass_top")
+mesecon.register_mvps_unsticky("mcl_flowers:tulip_orange")
+mesecon.register_mvps_unsticky("mcl_flowers:tulip_pink")
+mesecon.register_mvps_unsticky("mcl_flowers:tulip_red")
+mesecon.register_mvps_unsticky("mcl_flowers:tulip_white")
+mesecon.register_mvps_unsticky("mcl_flowers:waterlily")
+-- Heads
+mesecon.register_mvps_unsticky("mcl_heads:creeper")
+mesecon.register_mvps_unsticky("mcl_heads:skeleton")
+mesecon.register_mvps_unsticky("mcl_heads:steve")
+mesecon.register_mvps_unsticky("mcl_heads:wither_skeleton")
+mesecon.register_mvps_unsticky("mcl_heads:zombie")
+-- Item Frame
+mesecon.register_mvps_unsticky("mcl_itemframes:item_frame")
+-- Ladder
+mesecon.register_mvps_unsticky("mcl_core:ladder")
+-- Lava & Water
+mesecon.register_mvps_unsticky("mcl_core:lava_source")
+mesecon.register_mvps_unsticky("mcl_core:lava_flowing")
+mesecon.register_mvps_unsticky("mcl_core:water_source")
+mesecon.register_mvps_unsticky("mcl_core:water_flowing")
+mesecon.register_mvps_unsticky("mclx_core:river_water_source")
+mesecon.register_mvps_unsticky("mclx_core:river_water_flowing")
+-- Leaves
+mesecon.register_mvps_unsticky("mcl_core:leaves")
+mesecon.register_mvps_unsticky("mcl_core:acacialeaves")
+mesecon.register_mvps_unsticky("mcl_core:birchleaves")
+mesecon.register_mvps_unsticky("mcl_core:darkleaves")
+mesecon.register_mvps_unsticky("mcl_core:spruceleaves")
+mesecon.register_mvps_unsticky("mcl_core:jungleleaves")
+-- Lever
+mesecon.register_mvps_unsticky("mesecons_walllever:wall_lever_off")
+mesecon.register_mvps_unsticky("mesecons_walllever:wall_lever_on")
+-- Mushrooms, Nether Wart & Amethyst
+mesecon.register_mvps_unsticky("mcl_mushroom:mushroom_brown")
+mesecon.register_mvps_unsticky("mcl_mushroom:mushroom_red")
+mesecon.register_mvps_unsticky("mcl_nether:nether_wart_0")
+mesecon.register_mvps_unsticky("mcl_nether:nether_wart_1")
+mesecon.register_mvps_unsticky("mcl_nether:nether_wart_2")
+mesecon.register_mvps_unsticky("mcl_nether:nether_wart")
+mesecon.register_mvps_unsticky("mcl_amethyst:amethyst_cluster")
+mesecon.register_mvps_unsticky("mcl_amethyst:budding_amethyst_block")
+-- Pressure Plates
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_wood_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_wood_off")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_stone_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_stone_off")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_acaciawood_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_acaciawoood_off")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_birchwood_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_birchwood_off")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_darkwood_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_darkwood_off")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_sprucekwood_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_sprucewood_off")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_junglewood_on")
+mesecon.register_mvps_unsticky("mesecons_pressureplates:pressure_plate_junglewood_off")
+-- Redstone Comparators
+mesecon.register_mvps_unsticky("mcl_comparators:comparator_on_sub")
+mesecon.register_mvps_unsticky("mcl_comparators:comparator_off_sub")
+mesecon.register_mvps_unsticky("mcl_comparators:comparator_on_comp")
+mesecon.register_mvps_unsticky("mcl_comparators:comparator_off_comp")
+-- Redstone Dust
+mesecon.register_mvps_unsticky("mesecons:wire_00000000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00000000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10000000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10000000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01000000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01000000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11000000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11000000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00100000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00100000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10100000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10100000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01100000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01100000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11100000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11100000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00010000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00010000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10010000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10010000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01010000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01010000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11010000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11010000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00110000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00110000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10110000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10110000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10001000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10001000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11001000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11001000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10101000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10101000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11101000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11101000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10011000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10011000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11011000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11011000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10111000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10111000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111000_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111000_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01000100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01000100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11000100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11000100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01100100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01100100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11100100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11100100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01010100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01010100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11010100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11010100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11001100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11001100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11101100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11101100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11011100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11011100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111100_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111100_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00100010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00100010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10100010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10100010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01100010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01100010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11100010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11100010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00110010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00110010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10110010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10110010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10101010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10101010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11101010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11101010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10111010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10111010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111010_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111010_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01100110_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01100110_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11100110_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11100110_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110110_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110110_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110110_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110110_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11101110_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11101110_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111110_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111110_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00010001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00010001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10010001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10010001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01010001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01010001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11010001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11010001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00110001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00110001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10110001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10110001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10011001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10011001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11011001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11011001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10111001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10111001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111001_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111001_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01010101_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01010101_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11010101_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11010101_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110101_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110101_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110101_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110101_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11011101_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11011101_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111101_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111101_off")
+mesecon.register_mvps_unsticky("mesecons:wire_00110011_on")
+mesecon.register_mvps_unsticky("mesecons:wire_00110011_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10110011_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10110011_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110011_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110011_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110011_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110011_off")
+mesecon.register_mvps_unsticky("mesecons:wire_10111011_on")
+mesecon.register_mvps_unsticky("mesecons:wire_10111011_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111011_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111011_off")
+mesecon.register_mvps_unsticky("mesecons:wire_01110111_on")
+mesecon.register_mvps_unsticky("mesecons:wire_01110111_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11110111_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11110111_off")
+mesecon.register_mvps_unsticky("mesecons:wire_11111111_on")
+mesecon.register_mvps_unsticky("mesecons:wire_11111111_off")
+-- Redstone Repeater
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_off_1")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_off_2")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_off_3")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_off_4")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_on_1")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_on_2")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_on_3")
+mesecon.register_mvps_unsticky("mesecons_delayer:delayer_on_4")
+-- Redstone Torch
+mesecon.register_mvps_unsticky("mesecons_torch:mesecon_torch_on")
+mesecon.register_mvps_unsticky("mesecons_torch:mesecon_torch_off")
+mesecon.register_mvps_unsticky("mesecons_torch:mesecon_torch_on_wall")
+mesecon.register_mvps_unsticky("mesecons_torch:mesecon_torch_off_wall")
+-- Sea Pickle
+mesecon.register_mvps_unsticky("mcl_ocean:sea_pickle_1_dead_brain_coral_block")
+mesecon.register_mvps_unsticky("mcl_ocean:sea_pickle_2_dead_brain_coral_block")
+mesecon.register_mvps_unsticky("mcl_ocean:sea_pickle_3_dead_brain_coral_block")
+mesecon.register_mvps_unsticky("mcl_ocean:sea_pickle_4_dead_brain_coral_block")
+-- Shulker chests
+mesecon.register_mvps_unsticky("mcl_chests:black_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:blue_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:brown_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:cyan_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:green_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:grey_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:light_blue_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:lime_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:orange_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:magenta_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:pink_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:purple_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:red_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:silver_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:white_shulker_box_small")
+mesecon.register_mvps_unsticky("mcl_chests:yellow_shulker_box_small")
+-- Snow
+mesecon.register_mvps_unsticky("mcl_core:snow")
+mesecon.register_mvps_unsticky("mcl_core:snow_2")
+mesecon.register_mvps_unsticky("mcl_core:snow_3")
+mesecon.register_mvps_unsticky("mcl_core:snow_4")
+mesecon.register_mvps_unsticky("mcl_core:snow_5")
+mesecon.register_mvps_unsticky("mcl_core:snow_6")
+mesecon.register_mvps_unsticky("mcl_core:snow_7")
+mesecon.register_mvps_unsticky("mcl_core:snow_8")
+-- Torch
+mesecon.register_mvps_unsticky("mcl_torches:torch")
+mesecon.register_mvps_unsticky("mcl_torches:torch_wall")
+-- Wheat
+mesecon.register_mvps_unsticky("mcl_farming:wheat")
+mesecon.register_mvps_unsticky("mcl_farming:wheat_2")
+mesecon.register_mvps_unsticky("mcl_farming:wheat_3")
+mesecon.register_mvps_unsticky("mcl_farming:wheat_4")
+mesecon.register_mvps_unsticky("mcl_farming:wheat_5")
+mesecon.register_mvps_unsticky("mcl_farming:wheat_6")
+mesecon.register_mvps_unsticky("mcl_farming:wheat_7")
 
 -- Includes node heat when moving them
 mesecon.register_on_mvps_move(mesecon.move_hot_nodes)

mods/ITEMS/mcl_core/nodes_misc.lua

@@ -65,7 +65,7 @@ minetest.register_node("mcl_core:slimeblock", {
 					neighbor_node = minetest.get_node(neighbor_pos)
 				end
 				local name = neighbor_node.name
-				if name ~= "air" and name ~= "ignore" then
+				if name ~= "air" and name ~= "ignore" and not mesecon.mvps_unsticky[name] then
 					local piston, piston_side, piston_up, piston_down = false, false, false, false
 					if name == "mesecons_pistons:piston_sticky_off" or name == "mesecons_pistons:piston_normal_off" then
 						piston, piston_side = true, true