PaperMC/patches/server-remapped/0258-Add-TNTPrimeEvent.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Mark Vainomaa <mikroskeem@mikroskeem.eu>
Date: Mon, 16 Jul 2018 00:05:05 +0300
Subject: [PATCH] Add TNTPrimeEvent


diff --git a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
index ae3cf71f14526e1f356216dfaa899c8f5083d46d..37a9e9df7f7f816c214c37e545288bf9329626ed 100644
--- a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
+++ b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
@@ -61,6 +61,7 @@ import org.bukkit.craftbukkit.block.CraftBlock;
 import org.bukkit.event.entity.EntityExplodeEvent;
 import org.bukkit.event.entity.EntityRegainHealthEvent;
 // CraftBukkit end
+import com.destroystokyo.paper.event.block.TNTPrimeEvent; // Paper - TNTPrimeEvent
 
 public class EnderDragon extends Mob implements Enemy {
 
@@ -515,6 +516,11 @@ public class EnderDragon extends Mob implements Enemy {
                     });
                     craftBlock.getNMS().spawnAfterBreak((ServerLevel) level, blockposition, ItemStack.EMPTY);
                 }
+                // Paper start - TNTPrimeEvent
+                org.bukkit.block.Block tntBlock = level.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+                if(!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.EXPLOSION, explosionSource.getSourceMob().getBukkitEntity()).callEvent())
+                    continue;
+                // Paper end
                 nmsBlock.wasExploded(level, blockposition, explosionSource);
 
                 this.level.removeBlock(blockposition, false);
diff --git a/src/main/java/net/minecraft/world/level/block/FireBlock.java b/src/main/java/net/minecraft/world/level/block/FireBlock.java
index 85170008de6e77cfb8e4f55ae440a8428d868af4..31b6c1333c7d0af28385e804e94348cef398748b 100644
--- a/src/main/java/net/minecraft/world/level/block/FireBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/FireBlock.java
@@ -3,6 +3,7 @@ package net.minecraft.world.level.block;
 import com.google.common.collect.ImmutableMap;
 import it.unimi.dsi.fastutil.objects.Object2IntMap;
 import it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap;
+import com.destroystokyo.paper.event.block.TNTPrimeEvent; // Paper - TNTPrimeEvent
 import java.util.Map;
 import java.util.Random;
 import java.util.function.Function;
@@ -11,6 +12,7 @@ import net.minecraft.Util;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
 import net.minecraft.core.Vec3i;
+import net.minecraft.server.MCUtil;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.item.context.BlockPlaceContext;
 import net.minecraft.world.level.BlockGetter;
@@ -288,7 +290,7 @@ public class FireBlock extends BaseFireBlock {
 
                 world.setBlock(blockposition, this.getStateWithAge(world, blockposition, l), 3);
             } else {
-                world.removeBlock(blockposition, false);
+                if(iblockdata.getBlock() != Blocks.TNT) world.removeBlock(blockposition, false); // Paper - TNTPrimeEvent - We might be cancelling it below, move the setAir down
             }
 
             Block block = iblockdata.getBlock();
@@ -296,6 +298,13 @@ public class FireBlock extends BaseFireBlock {
             if (block instanceof TntBlock) {
                 TntBlock blocktnt = (TntBlock) block;
 
+                // Paper start - TNTPrimeEvent
+                org.bukkit.block.Block tntBlock = MCUtil.toBukkitBlock(world, blockposition);
+                if (!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.FIRE, null).callEvent()) {
+                    return;
+                }
+                world.setAir(blockposition, false);
+                // Paper end
                 TntBlock.explode(world, blockposition);
             }
         }
diff --git a/src/main/java/net/minecraft/world/level/block/TntBlock.java b/src/main/java/net/minecraft/world/level/block/TntBlock.java
index 5c06e2f69f6c0a03f12fab6accc5f9a79ae37118..76665be4b3f2e2821c35d3d6d6407c4da4f224e7 100644
--- a/src/main/java/net/minecraft/world/level/block/TntBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/TntBlock.java
@@ -22,6 +22,7 @@ import net.minecraft.world.level.block.state.StateDefinition;
 import net.minecraft.world.level.block.state.properties.BlockStateProperties;
 import net.minecraft.world.level.block.state.properties.BooleanProperty;
 import net.minecraft.world.phys.BlockHitResult;
+import com.destroystokyo.paper.event.block.TNTPrimeEvent; // Paper - TNTPrimeEvent
 
 public class TntBlock extends Block {
 
@@ -36,6 +37,11 @@ public class TntBlock extends Block {
     public void onPlace(BlockState state, Level world, BlockPos pos, BlockState oldState, boolean notify) {
         if (!oldState.is(state.getBlock())) {
             if (world.hasNeighborSignal(pos)) {
+                // Paper start - TNTPrimeEvent
+                org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, pos);;
+                if(!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.REDSTONE, null).callEvent())
+                    return;
+                // Paper end
                 explode(world, pos);
                 world.removeBlock(pos, false);
             }
@@ -46,6 +52,11 @@ public class TntBlock extends Block {
     @Override
     public void neighborChanged(BlockState state, Level world, BlockPos pos, Block block, BlockPos fromPos, boolean notify) {
         if (world.hasNeighborSignal(pos)) {
+            // Paper start - TNTPrimeEvent
+            org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, pos);;
+            if(!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.REDSTONE, null).callEvent())
+                return;
+            // Paper end
             explode(world, pos);
             world.removeBlock(pos, false);
         }
@@ -64,6 +75,12 @@ public class TntBlock extends Block {
     @Override
     public void wasExploded(Level world, BlockPos pos, Explosion explosion) {
         if (!world.isClientSide) {
+            // Paper start - TNTPrimeEvent
+            org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, pos);
+            org.bukkit.entity.Entity source = explosion.source != null ? explosion.source.getBukkitEntity() : null;
+            if(!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.EXPLOSION, source).callEvent())
+                return;
+            // Paper end
             PrimedTnt entitytntprimed = new PrimedTnt(world, (double) pos.getX() + 0.5D, (double) pos.getY(), (double) pos.getZ() + 0.5D, explosion.getSourceMob());
 
             entitytntprimed.setFuse((short) (world.random.nextInt(entitytntprimed.getLife() / 4) + entitytntprimed.getLife() / 8));
@@ -92,6 +109,11 @@ public class TntBlock extends Block {
         if (item != Items.FLINT_AND_STEEL && item != Items.FIRE_CHARGE) {
             return super.use(state, world, pos, player, hand, hit);
         } else {
+            // Paper start - TNTPrimeEvent
+            org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, pos);
+            if(!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.ITEM, player.getBukkitEntity()).callEvent())
+                return InteractionResult.FAIL;
+            // Paper end
             explode(world, pos, (LivingEntity) player);
             world.setBlock(pos, Blocks.AIR.defaultBlockState(), 11);
             if (!player.isCreative()) {
@@ -121,6 +143,13 @@ public class TntBlock extends Block {
                 }
                 // CraftBukkit end
 
+                // Paper start - TNTPrimeEvent
+                org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, blockposition);
+                if (!new TNTPrimeEvent(tntBlock, TNTPrimeEvent.PrimeReason.PROJECTILE, projectile.getBukkitEntity()).callEvent()) {
+                    return;
+                }
+                // Paper end
+
                 explode(world, blockposition, entity instanceof LivingEntity ? (LivingEntity) entity : null);
                 world.removeBlock(blockposition, false);
             }