PaperMC/paper-server/nms-patches/net/minecraft/world/level/gameevent/GameEventDispatcher.patch

--- a/net/minecraft/world/level/gameevent/GameEventDispatcher.java
+++ b/net/minecraft/world/level/gameevent/GameEventDispatcher.java
@@ -11,6 +11,13 @@
 import net.minecraft.world.level.chunk.Chunk;
 import net.minecraft.world.phys.Vec3D;
 
+// CraftBukkit start
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.CraftGameEvent;
+import org.bukkit.craftbukkit.util.CraftLocation;
+import org.bukkit.event.world.GenericGameEvent;
+// CraftBukkit end
+
 public class GameEventDispatcher {
 
     private final WorldServer level;
@@ -22,6 +29,14 @@
     public void post(GameEvent gameevent, Vec3D vec3d, GameEvent.a gameevent_a) {
         int i = gameevent.getNotificationRadius();
         BlockPosition blockposition = BlockPosition.containing(vec3d);
+        // CraftBukkit start
+        GenericGameEvent event = new GenericGameEvent(CraftGameEvent.minecraftToBukkit(gameevent), CraftLocation.toBukkit(blockposition, level.getWorld()), (gameevent_a.sourceEntity() == null) ? null : gameevent_a.sourceEntity().getBukkitEntity(), i, !Bukkit.isPrimaryThread());
+        level.getCraftServer().getPluginManager().callEvent(event);
+        if (event.isCancelled()) {
+            return;
+        }
+        i = event.getRadius();
+        // CraftBukkit end
         int j = SectionPosition.blockToSectionCoord(blockposition.getX() - i);
         int k = SectionPosition.blockToSectionCoord(blockposition.getY() - i);
         int l = SectionPosition.blockToSectionCoord(blockposition.getZ() - i);