From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Helvetica Volubi <suisuroru@blue-millennium.fun>
Date: Tue, 18 Nov 2025 00:24:32 +0800
Subject: [PATCH] Revert TrapDoorBlock changes form Paper


diff --git a/net/minecraft/world/level/block/TrapDoorBlock.java b/net/minecraft/world/level/block/TrapDoorBlock.java
index 614f70a520d13f6fe422ac7e42808c813fb3506d..eb36bea7d3dd593539cdbc6938f1fe29df58dadf 100644
--- a/net/minecraft/world/level/block/TrapDoorBlock.java
+++ b/net/minecraft/world/level/block/TrapDoorBlock.java
@@ -129,31 +129,7 @@ public class TrapDoorBlock extends HorizontalDirectionalBlock implements SimpleW
         if (!level.isClientSide()) {
             boolean signal = level.hasNeighborSignal(pos);
             if (signal != state.getValue(POWERED)) {
-                // Paper start - Call BlockRedstoneEvent
-                if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBinaryRedstoneChange(level, pos, signal)) {
-                    return;
-                }
-                // Paper end - Call BlockRedstoneEvent
-                // Paper start - break redstone on trapdoors early
-                boolean open = state.getValue(TrapDoorBlock.OPEN) != signal;
-                // note: this must run before any state for this block/its neighbours are written to the world
-                // we allow the redstone event to fire so that plugins can block
-                if (signal && open) { // if we are now powered and it caused the trap door to open
-                    // in this case, first check for the redstone on top first
-                    BlockPos abovePos = pos.above();
-                    BlockState above = level.getBlockState(abovePos);
-                    if (above.getBlock() instanceof RedStoneWireBlock) {
-                        level.setBlock(abovePos, Blocks.AIR.defaultBlockState(), Block.UPDATE_CLIENTS | Block.UPDATE_NEIGHBORS);
-                        Block.popResource(level, abovePos, new ItemStack(net.minecraft.world.item.Items.REDSTONE));
-                        // now check that this didn't change our state
-                        if (level.getBlockState(pos) != state) {
-                            // our state was changed, so we cannot propagate this update
-                            return;
-                        }
-                    }
-                }
-                if (open) {
-                    // Paper end - break redstone on trapdoors early
+                if (state.getValue(OPEN) != signal) { // Lophine - revert Paper trapdoor redstone handling
                     state = state.setValue(OPEN, signal);
                     this.playSound(null, level, pos, signal);
                 }