SPIGOT-2765: Special case entity triggered explosions for HangingBreakEvent

nms-patches/EntityHanging.patch

@@ -1,18 +1,19 @@
 --- a/net/minecraft/server/EntityHanging.java
 +++ b/net/minecraft/server/EntityHanging.java
-@@ -4,6 +4,11 @@
+@@ -4,6 +4,12 @@
  import javax.annotation.Nullable;
  import org.apache.commons.lang3.Validate;
  
 +// CraftBukkit start
 +import org.bukkit.entity.Hanging;
++import org.bukkit.event.hanging.HangingBreakByEntityEvent;
 +import org.bukkit.event.hanging.HangingBreakEvent;
 +// CraftBukkit end
 +
  public abstract class EntityHanging extends Entity {
  
      private static final Predicate<Entity> c = new Predicate() {
-@@ -41,43 +46,52 @@
+@@ -41,43 +47,52 @@
          this.updateBoundingBox();
      }
  
@@ -97,7 +98,7 @@
          return i % 32 == 0 ? 0.5D : 0.0D;
      }
  
-@@ -88,6 +102,24 @@
+@@ -88,6 +103,24 @@
          if (this.d++ == 100 && !this.world.isClientSide) {
              this.d = 0;
              if (!this.dead && !this.survives()) {
@@ -122,14 +123,14 @@
                  this.die();
                  this.a((Entity) null);
              }
-@@ -140,6 +172,21 @@
+@@ -140,6 +173,21 @@
              return false;
          } else {
              if (!this.dead && !this.world.isClientSide) {
 +                // CraftBukkit start - fire break events
 +                HangingBreakEvent event = new HangingBreakEvent((Hanging) this.getBukkitEntity(), HangingBreakEvent.RemoveCause.DEFAULT);
 +                if (damagesource.getEntity() != null) {
-+                    event = new org.bukkit.event.hanging.HangingBreakByEntityEvent((Hanging) this.getBukkitEntity(), damagesource.getEntity() == null ? null : damagesource.getEntity().getBukkitEntity());
++                    event = new HangingBreakByEntityEvent((Hanging) this.getBukkitEntity(), damagesource.getEntity() == null ? null : damagesource.getEntity().getBukkitEntity(), damagesource.isExplosion() ? HangingBreakEvent.RemoveCause.EXPLOSION : HangingBreakEvent.RemoveCause.ENTITY);
 +                } else if (damagesource.isExplosion()) {
 +                    event = new HangingBreakEvent((Hanging) this.getBukkitEntity(), HangingBreakEvent.RemoveCause.EXPLOSION);
 +                }
@@ -144,7 +145,7 @@
                  this.die();
                  this.ap();
                  this.a(damagesource.getEntity());
-@@ -151,6 +198,18 @@
+@@ -151,6 +199,18 @@
  
      public void move(EnumMoveType enummovetype, double d0, double d1, double d2) {
          if (!this.world.isClientSide && !this.dead && d0 * d0 + d1 * d1 + d2 * d2 > 0.0D) {
@@ -163,7 +164,7 @@
              this.die();
              this.a((Entity) null);
          }
-@@ -158,7 +217,7 @@
+@@ -158,7 +218,7 @@
      }
  
      public void f(double d0, double d1, double d2) {