PaperMC/nms-patches/EntityEnderPearl.patch

--- /home/matt/mc-dev-private//net/minecraft/server/EntityEnderPearl.java	2015-02-26 22:40:22.523608140 +0000
+++ src/main/java/net/minecraft/server/EntityEnderPearl.java	2015-02-26 22:40:22.523608140 +0000
@@ -1,5 +1,11 @@
 package net.minecraft.server;
 
+// CraftBukkit start
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.event.player.PlayerTeleportEvent;
+// CraftBukkit end
+
 public class EntityEnderPearl extends EntityProjectile {
 
     private EntityLiving c;
@@ -41,13 +47,27 @@
                         this.world.addEntity(entityendermite);
                     }
 
-                    if (entityliving.au()) {
-                        entityliving.mount((Entity) null);
+                    // CraftBukkit start - Fire PlayerTeleportEvent
+                    org.bukkit.craftbukkit.entity.CraftPlayer player = entityplayer.getBukkitEntity();
+                    org.bukkit.Location location = getBukkitEntity().getLocation();
+                    location.setPitch(player.getLocation().getPitch());
+                    location.setYaw(player.getLocation().getYaw());
+
+                    PlayerTeleportEvent teleEvent = new PlayerTeleportEvent(player, player.getLocation(), location, PlayerTeleportEvent.TeleportCause.ENDER_PEARL);
+                    Bukkit.getPluginManager().callEvent(teleEvent);
+
+                    if (!teleEvent.isCancelled() && !entityplayer.playerConnection.isDisconnected()) {
+                        if (entityliving.au()) {
+                            entityliving.mount((Entity) null);
+                        }
+
+                        entityplayer.playerConnection.teleport(teleEvent.getTo());
+                        entityliving.fallDistance = 0.0F;
+                        CraftEventFactory.entityDamage = this;
+                        entityliving.damageEntity(DamageSource.FALL, 5.0F);
+                        CraftEventFactory.entityDamage = null;
                     }
-
-                    entityliving.enderTeleportTo(this.locX, this.locY, this.locZ);
-                    entityliving.fallDistance = 0.0F;
-                    entityliving.damageEntity(DamageSource.FALL, 5.0F);
+                    // CraftBukkit end
                 }
             } else if (entityliving != null) {
                 entityliving.enderTeleportTo(this.locX, this.locY, this.locZ);