SPIGOT-1505: PlayerItemMendEvent

nms-patches/EntityExperienceOrb.patch

@@ -46,8 +46,22 @@
          }
  
          this.move(EnumMoveType.SELF, this.motX, this.motY, this.motZ);
-@@ -153,7 +172,7 @@
+@@ -148,12 +167,18 @@
-                 }
+                 if (!itemstack.isEmpty() && itemstack.h()) {
+                     int i = Math.min(this.d(this.value), itemstack.i());
+ 
+-                    this.value -= this.c(i);
+-                    itemstack.setData(itemstack.i() - i);
+-                }
++                    // CraftBukkit start
++                    org.bukkit.event.player.PlayerItemMendEvent event = CraftEventFactory.callPlayerItemMendEvent(entityhuman, this, itemstack, i);
++                    i = event.getRepairAmount();
++                    if (!event.isCancelled()) {
++                        this.value -= this.c(i);
++                        itemstack.setData(itemstack.i() - i);
++                    }
++                    // CraftBukkit end
++				}
  
                  if (this.value > 0) {
 -                    entityhuman.giveExp(this.value);
@@ -55,7 +69,7 @@
                  }
  
                  this.die();
-@@ -175,6 +194,24 @@
+@@ -175,6 +200,24 @@
      }
  
      public static int getOrbValue(int i) {

src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java

@@ -36,6 +36,7 @@ import org.bukkit.entity.AreaEffectCloud;
 import org.bukkit.entity.Arrow;
 import org.bukkit.entity.Creeper;
 import org.bukkit.entity.EntityType;
+import org.bukkit.entity.ExperienceOrb;
 import org.bukkit.entity.Firework;
 import org.bukkit.entity.LightningStrike;
 import org.bukkit.entity.LivingEntity;
@@ -647,6 +648,14 @@ public class CraftEventFactory {
         return event;
     }
 
+    public static PlayerItemMendEvent callPlayerItemMendEvent(EntityHuman entity, EntityExperienceOrb orb, net.minecraft.server.ItemStack nmsMendedItem, int repairAmount) {
+        Player player = (Player) entity.getBukkitEntity();
+        org.bukkit.inventory.ItemStack bukkitStack = CraftItemStack.asCraftMirror(nmsMendedItem);
+        PlayerItemMendEvent event = new PlayerItemMendEvent(player, bukkitStack, (ExperienceOrb) orb.getBukkitEntity(), repairAmount);
+        Bukkit.getPluginManager().callEvent(event);
+        return event;
+    }
+
     public static boolean handleBlockGrowEvent(World world, int x, int y, int z, net.minecraft.server.Block type, int data) {
         Block block = world.getWorld().getBlockAt(x, y, z);
         CraftBlockState state = (CraftBlockState) block.getState();