From 464db1c46aae734aa4774ebbfec88e8947dbf2ab Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Mon, 25 Feb 2019 19:26:56 +1100
Subject: [PATCH] Add creative mode NBT permissions


diff --git a/src/main/java/net/minecraft/server/network/PlayerConnection.java b/src/main/java/net/minecraft/server/network/PlayerConnection.java
index bc880f3cc..83314146d 100644
--- a/src/main/java/net/minecraft/server/network/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/network/PlayerConnection.java
@@ -2992,7 +2992,7 @@ public class PlayerConnection implements ServerPlayerConnection, TickablePacketL
             ItemStack itemstack = packetplayinsetcreativeslot.getItem();
             NBTTagCompound nbttagcompound = ItemBlock.getBlockEntityData(itemstack);
 
-            if (!itemstack.isEmpty() && nbttagcompound != null && nbttagcompound.contains("x") && nbttagcompound.contains("y") && nbttagcompound.contains("z")) {
+            if (!itemstack.isEmpty() && nbttagcompound != null && nbttagcompound.contains("x") && nbttagcompound.contains("y") && nbttagcompound.contains("z") && this.player.getBukkitEntity().hasPermission("minecraft.nbt.copy")) { // Spigot
                 BlockPosition blockposition = TileEntity.getPosFromTag(nbttagcompound);
 
                 if (this.player.level.isLoaded(blockposition)) {
diff --git a/src/main/java/net/minecraft/world/item/ItemBlock.java b/src/main/java/net/minecraft/world/item/ItemBlock.java
index 1d3dc8ecd..6c345c528 100644
--- a/src/main/java/net/minecraft/world/item/ItemBlock.java
+++ b/src/main/java/net/minecraft/world/item/ItemBlock.java
@@ -228,7 +228,7 @@ public class ItemBlock extends Item {
                 TileEntity tileentity = world.getBlockEntity(blockposition);
 
                 if (tileentity != null) {
-                    if (!world.isClientSide && tileentity.onlyOpCanSetNbt() && (entityhuman == null || !entityhuman.canUseGameMasterBlocks())) {
+                    if (!world.isClientSide && tileentity.onlyOpCanSetNbt() && (entityhuman == null || !(entityhuman.canUseGameMasterBlocks() || (entityhuman.getAbilities().instabuild && entityhuman.getBukkitEntity().hasPermission("minecraft.nbt.place"))))) { // Spigot - add permission
                         return false;
                     }
 
diff --git a/src/main/java/net/minecraft/world/item/ItemDebugStick.java b/src/main/java/net/minecraft/world/item/ItemDebugStick.java
index 21b5b0796..dd0777ebb 100644
--- a/src/main/java/net/minecraft/world/item/ItemDebugStick.java
+++ b/src/main/java/net/minecraft/world/item/ItemDebugStick.java
@@ -57,7 +57,7 @@ public class ItemDebugStick extends Item {
     }
 
     private boolean handleInteraction(EntityHuman entityhuman, IBlockData iblockdata, GeneratorAccess generatoraccess, BlockPosition blockposition, boolean flag, ItemStack itemstack) {
-        if (!entityhuman.canUseGameMasterBlocks()) {
+        if (!entityhuman.canUseGameMasterBlocks() && !(entityhuman.getAbilities().instabuild && entityhuman.getBukkitEntity().hasPermission("minecraft.debugstick")) && !entityhuman.getBukkitEntity().hasPermission("minecraft.debugstick.always")) { // Spigot
             return false;
         } else {
             Block block = iblockdata.getBlock();
diff --git a/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java b/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java
index 75f8d47a2..525ebf961 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java
@@ -11,6 +11,12 @@ public final class CraftDefaultPermissions {
     public static void registerCorePermissions() {
         Permission parent = DefaultPermissions.registerPermission(ROOT, "Gives the user the ability to use all vanilla utilities and commands");
         CommandPermissions.registerPermissions(parent);
+        // Spigot start
+        DefaultPermissions.registerPermission(ROOT + ".nbt.place", "Gives the user the ability to place restricted blocks with NBT in creative", org.bukkit.permissions.PermissionDefault.OP, parent);
+        DefaultPermissions.registerPermission(ROOT + ".nbt.copy", "Gives the user the ability to copy NBT in creative", org.bukkit.permissions.PermissionDefault.TRUE, parent);
+        DefaultPermissions.registerPermission(ROOT + ".debugstick", "Gives the user the ability to use the debug stick in creative", org.bukkit.permissions.PermissionDefault.OP, parent);
+        DefaultPermissions.registerPermission(ROOT + ".debugstick.always", "Gives the user the ability to use the debug stick in all game modes", org.bukkit.permissions.PermissionDefault.FALSE, parent);
+        // Spigot end
         parent.recalculatePermissibles();
     }
 }
-- 
2.34.1