Paper/patches/server/0238-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 e286d4ed03eba05b862741cb98db8a031224cd98..bd61f2b3940bfba7948dbb0a52173144c9ef08bd 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
@@ -536,6 +536,11 @@ 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 com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.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 dd19c31360891245dbe465cf94a9f456cf71e23d..ad0b485dbc77717f16191d6950a2e91faaede94a 100644
--- a/src/main/java/net/minecraft/world/level/block/FireBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/FireBlock.java
@@ -290,7 +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();
@@ -298,6 +298,13 @@ public class FireBlock extends BaseFireBlock {
             if (block instanceof TntBlock) {
                 TntBlock blocktnt = (TntBlock) block;
 
+                // Paper start - TNTPrimeEvent
+                org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, blockposition);
+                if (!new com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.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 390dfe9d2a148468b9ed3e3fb39fc944e7aa4d5c..151d412df2fce6e51d0297dc1c070056c31ec196 100644
--- a/src/main/java/net/minecraft/world/level/block/TntBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/TntBlock.java
@@ -38,6 +38,11 @@ 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 com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.TNTPrimeEvent.PrimeReason.REDSTONE, null).callEvent())
+                    return;
+                // Paper end
                 TntBlock.explode(world, pos);
                 world.removeBlock(pos, false);
             }
@@ -48,6 +53,11 @@ 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 com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.TNTPrimeEvent.PrimeReason.REDSTONE, null).callEvent())
+                return;
+            // Paper end
             TntBlock.explode(world, pos);
             world.removeBlock(pos, false);
         }
@@ -66,6 +76,12 @@ 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 com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.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());
             int i = entitytntprimed.getFuse();
 
@@ -95,6 +111,11 @@ public class TntBlock extends Block {
         if (!itemstack.is(Items.FLINT_AND_STEEL) && !itemstack.is(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 com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.TNTPrimeEvent.PrimeReason.ITEM, player.getBukkitEntity()).callEvent())
+                return InteractionResult.FAIL;
+            // Paper end
             TntBlock.explode(world, pos, (LivingEntity) player);
             world.setBlock(pos, Blocks.AIR.defaultBlockState(), 11);
             Item item = itemstack.getItem();
@@ -126,6 +147,12 @@ public class TntBlock extends Block {
                     return;
                 }
                 // CraftBukkit end
+                // Paper start - TNTPrimeEvent
+                org.bukkit.block.Block tntBlock = net.minecraft.server.MCUtil.toBukkitBlock(world, blockposition);
+                if (!new com.destroystokyo.paper.event.block.TNTPrimeEvent(tntBlock, com.destroystokyo.paper.event.block.TNTPrimeEvent.PrimeReason.PROJECTILE, projectile.getBukkitEntity()).callEvent()) {
+                    return;
+                }
+                // Paper end
                 TntBlock.explode(world, blockposition, entity instanceof LivingEntity ? (LivingEntity) entity : null);
                 world.removeBlock(blockposition, false);
             }