PaperMC/patches/server/0840-Fix-a-couple-of-upstream-bed-issues.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sun, 9 Apr 2023 21:11:58 -0700
Subject: [PATCH] Fix a couple of upstream bed issues

Upstream incorrectly skipped explosion logic if
the bed was occupied and added a "feature" where
if you set your spawn in a respawn anchor world
but then replaced it with a bed, you could respawn
at the bed in that world.

diff --git a/src/main/java/net/minecraft/world/level/block/BedBlock.java b/src/main/java/net/minecraft/world/level/block/BedBlock.java
index 872bec4c366c86177334452315cc4a8097dae3c0..e9f8949267208b93f0c56c36ada38274ed4280f5 100644
--- a/src/main/java/net/minecraft/world/level/block/BedBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/BedBlock.java
@@ -108,6 +108,7 @@ public class BedBlock extends HorizontalDirectionalBlock implements EntityBlock
                 world.explode((Entity) null, world.damageSources().badRespawnPointExplosion(vec3d, explodedBlockState), (ExplosionDamageCalculator) null, vec3d, 5.0F, true, Level.ExplosionInteraction.BLOCK); // Paper - add exploded state
                 return InteractionResult.SUCCESS;
             } else if ((Boolean) state.getValue(BedBlock.OCCUPIED)) {
+                if (!BedBlock.canSetSpawn(world)) return this.explodeBed(state, world, pos); // Paper - check explode first
                 if (!this.kickVillagerOutOfBed(world, pos)) {
                     player.displayClientMessage(Component.translatable("block.minecraft.bed.occupied"), true);
                 }
@@ -165,8 +166,7 @@ public class BedBlock extends HorizontalDirectionalBlock implements EntityBlock
     // CraftBukkit end
 
     public static boolean canSetSpawn(Level world) {
-        // CraftBukkit - moved world and biome check into EntityHuman
-        return true || world.dimensionType().bedWorks();
+        return world.dimensionType().bedWorks(); // Paper - actually check if the bed works
     }
 
     private boolean kickVillagerOutOfBed(Level world, BlockPos pos) {