From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 15 Sep 2021 14:52:42 -0700
Subject: [PATCH] config for disabling entity tag tags


diff --git a/src/main/java/net/minecraft/world/entity/EntityType.java b/src/main/java/net/minecraft/world/entity/EntityType.java
index 557df259ae54defb43e475e10fc4732854e64f77..656c68b37bc25d6b77f295f9efe0a81dd20b69c1 100644
--- a/src/main/java/net/minecraft/world/entity/EntityType.java
+++ b/src/main/java/net/minecraft/world/entity/EntityType.java
@@ -493,6 +493,13 @@ public class EntityType<T extends Entity> implements FeatureElement, EntityTypeT
                 if (world.isClientSide || !entity.onlyOpCanSetNbt() || player != null && minecraftserver.getPlayerList().isOp(player.getGameProfile())) {
                     CompoundTag nbttagcompound1 = entity.saveWithoutId(new CompoundTag());
                     UUID uuid = entity.getUUID();
+                    // Paper start - filter out protected tags
+                    if (player == null || !player.getBukkitEntity().hasPermission("minecraft.nbt.place")) {
+                        for (net.minecraft.commands.arguments.NbtPathArgument.NbtPath tag : world.paperConfig().entities.spawning.filteredEntityTagNbtPaths) {
+                            tag.remove(itemNbt.getCompound("EntityTag"));
+                        }
+                    }
+                    // Paper end - filter out protected tags
 
                     nbttagcompound1.merge(itemNbt.getCompound("EntityTag"));
                     entity.setUUID(uuid);