From 7b5a8d0c23a23a16ce3e5317d16cb6a8f7f968c0 Mon Sep 17 00:00:00 2001
From: feildmaster <admin@feildmaster.com>
Date: Thu, 27 Dec 2012 19:22:28 -0600
Subject: Don't teleport entities that are considered dead. Addresses
 BUKKIT-1331

Teleportation should never be processed on dead entities. If you wish
to teleport an entity, do it on a living entity. If you wish to
teleport a player, set their respawn location in PlayerRespawnEvent.
---
 src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java   |  4 ++++
 .../java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java  | 10 ++++++++++
 src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java   |  4 ++++
 3 files changed, 18 insertions(+)

(limited to 'src/main')

diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index 1a0d2faa..99a8891b 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -190,6 +190,10 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
     }
 
     public boolean teleport(Location location, TeleportCause cause) {
+        if (entity.vehicle != null || entity.passenger != null || entity.dead) {
+            return false;
+        }
+
         entity.world = ((CraftWorld) location.getWorld()).getHandle();
         entity.setLocation(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch());
         // entity.setLocation() throws no event, and so cannot be cancelled
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
index 8be89064..23a89b0f 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
@@ -41,6 +41,7 @@ import org.bukkit.entity.Projectile;
 import org.bukkit.entity.SmallFireball;
 import org.bukkit.entity.Snowball;
 import org.bukkit.entity.WitherSkull;
+import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.inventory.EntityEquipment;
 import org.bukkit.potion.PotionEffect;
 import org.bukkit.potion.PotionEffectType;
@@ -346,4 +347,13 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
     public boolean getCanPickupItems() {
         return getHandle().canPickUpLoot;
     }
+
+    @Override
+    public boolean teleport(Location location, PlayerTeleportEvent.TeleportCause cause) {
+        if (getHealth() == 0) {
+            return false;
+        }
+
+        return super.teleport(location, cause);
+    }
 }
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 523a2f3b..90abccef 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -348,6 +348,10 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     public boolean teleport(Location location, PlayerTeleportEvent.TeleportCause cause) {
         EntityPlayer entity = getHandle();
 
+        if (getHealth() == 0 || entity.dead) {
+            return false;
+        }
+
         if (entity.playerConnection == null || entity.playerConnection.disconnected) {
             return false;
         }
-- 
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