Paper/nms-patches/BlockCactus.patch

--- a/net/minecraft/server/BlockCactus.java
+++ b/net/minecraft/server/BlockCactus.java
@@ -3,6 +3,8 @@
 import java.util.Iterator;
 import java.util.Random;
 
+import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
+
 public class BlockCactus extends Block {
 
     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 15);
@@ -30,9 +32,10 @@
                 int j = ((Integer) iblockdata.get(BlockCactus.AGE)).intValue();
 
                 if (j == 15) {
-                    world.setTypeUpdate(blockposition1, this.getBlockData());
+                    // world.setTypeUpdate(blockposition1, this.getBlockData()); // CraftBukkit
                     IBlockData iblockdata1 = iblockdata.set(BlockCactus.AGE, Integer.valueOf(0));
 
+                    CraftEventFactory.handleBlockGrowEvent(world, blockposition1.getX(), blockposition1.getY(), blockposition1.getZ(), this, 0); // CraftBukkit
                     world.setTypeAndData(blockposition, iblockdata1, 4);
                     iblockdata1.doPhysics(world, blockposition1, this, blockposition);
                 } else {
@@ -87,7 +90,9 @@
     }
 
     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, Entity entity) {
+        CraftEventFactory.blockDamage = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()); // CraftBukkit
         entity.damageEntity(DamageSource.CACTUS, 1.0F);
+        CraftEventFactory.blockDamage = null; // CraftBukkit
     }
 
     public IBlockData fromLegacyData(int i) {