PaperMC/paper-server/nms-patches/net/minecraft/world/level/block/LightningRodBlock.patch

--- a/net/minecraft/world/level/block/LightningRodBlock.java
+++ b/net/minecraft/world/level/block/LightningRodBlock.java
@@ -32,6 +32,11 @@
 import net.minecraft.world.phys.MovingObjectPositionBlock;
 import net.minecraft.world.phys.Vec3D;
 
+// CraftBukkit start
+import org.bukkit.craftbukkit.block.CraftBlock;
+import org.bukkit.event.block.BlockRedstoneEvent;
+// CraftBukkit end
+
 public class LightningRodBlock extends RodBlock implements IBlockWaterlogged {
 
     public static final BlockStateBoolean WATERLOGGED = BlockProperties.WATERLOGGED;
@@ -78,6 +83,18 @@
     }
 
     public void onLightningStrike(IBlockData iblockdata, World world, BlockPosition blockposition) {
+        // CraftBukkit start
+        boolean powered = iblockdata.getValue(LightningRodBlock.POWERED);
+        int old = (powered) ? 15 : 0;
+        int current = (!powered) ? 15 : 0;
+
+        BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(CraftBlock.at(world, blockposition), old, current);
+        world.getCraftServer().getPluginManager().callEvent(eventRedstone);
+
+        if (eventRedstone.getNewCurrent() <= 0) {
+            return;
+        }
+        // CraftBukkit end
         world.setBlock(blockposition, (IBlockData) iblockdata.setValue(LightningRodBlock.POWERED, true), 3);
         this.updateNeighbours(iblockdata, world, blockposition);
         world.scheduleTick(blockposition, (Block) this, 8);
@@ -134,7 +151,7 @@
                 Entity entity = iprojectile.getOwner();
 
                 entitylightning.setCause(entity instanceof EntityPlayer ? (EntityPlayer) entity : null);
-                world.addFreshEntity(entitylightning);
+                ((WorldServer) world).strikeLightning(entitylightning, org.bukkit.event.weather.LightningStrikeEvent.Cause.TRIDENT); // CraftBukkit
                 world.playSound((EntityHuman) null, blockposition, SoundEffects.TRIDENT_THUNDER, SoundCategory.WEATHER, 5.0F, 1.0F);
             }
         }