From 8939fc09b3d3a7f57806075f0271505f6887562a Mon Sep 17 00:00:00 2001
From: GJ <gjmcferrin@gmail.com>
Date: Wed, 24 Jul 2013 13:57:53 -0400
Subject: [PATCH] Patch potential exploit relating to teleportation and
 acrobatics.

---
 .../com/gmail/nossr50/datatypes/player/McMMOPlayer.java  | 9 +++++++++
 .../java/com/gmail/nossr50/listeners/EntityListener.java | 5 +++++
 .../java/com/gmail/nossr50/listeners/PlayerListener.java | 7 +++++++
 3 files changed, 21 insertions(+)

diff --git a/src/main/java/com/gmail/nossr50/datatypes/player/McMMOPlayer.java b/src/main/java/com/gmail/nossr50/datatypes/player/McMMOPlayer.java
index 3f325b62e..c55fa2af6 100644
--- a/src/main/java/com/gmail/nossr50/datatypes/player/McMMOPlayer.java
+++ b/src/main/java/com/gmail/nossr50/datatypes/player/McMMOPlayer.java
@@ -84,6 +84,7 @@ public class McMMOPlayer {
 
     private int recentlyHurt;
     private int respawnATS;
+    private int teleportATS;
     private int chimeraWingLastUse;
     private Location teleportCommence;
 
@@ -343,6 +344,14 @@ public class McMMOPlayer {
         respawnATS = (int) (System.currentTimeMillis() / Misc.TIME_CONVERSION_FACTOR);
     }
 
+    public int getTeleportATS() {
+        return teleportATS;
+    }
+
+    public void actualizeTeleportATS() {
+        teleportATS = (int) (System.currentTimeMillis() / Misc.TIME_CONVERSION_FACTOR);
+    }
+
     /*
      * Repair Anvil Placement
      */
diff --git a/src/main/java/com/gmail/nossr50/listeners/EntityListener.java b/src/main/java/com/gmail/nossr50/listeners/EntityListener.java
index e74f3fe80..732a491ae 100644
--- a/src/main/java/com/gmail/nossr50/listeners/EntityListener.java
+++ b/src/main/java/com/gmail/nossr50/listeners/EntityListener.java
@@ -50,6 +50,7 @@ import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.Permissions;
 import com.gmail.nossr50.util.player.UserManager;
 import com.gmail.nossr50.util.skills.CombatUtils;
+import com.gmail.nossr50.util.skills.SkillUtils;
 
 public class EntityListener implements Listener {
     private final mcMMO plugin;
@@ -221,6 +222,10 @@ public class EntityListener implements Listener {
 
             switch (cause) {
                 case FALL:
+                    if (SkillUtils.calculateTimeLeft((long) mcMMOPlayer.getTeleportATS() * Misc.TIME_CONVERSION_FACTOR, 5, player) > 0) {
+                        return;
+                    }
+
                     AcrobaticsManager acrobaticsManager = mcMMOPlayer.getAcrobaticsManager();
 
                     if (acrobaticsManager.canRoll()) {
diff --git a/src/main/java/com/gmail/nossr50/listeners/PlayerListener.java b/src/main/java/com/gmail/nossr50/listeners/PlayerListener.java
index 15a8f64e1..cc29d5366 100644
--- a/src/main/java/com/gmail/nossr50/listeners/PlayerListener.java
+++ b/src/main/java/com/gmail/nossr50/listeners/PlayerListener.java
@@ -24,6 +24,7 @@ import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerPickupItemEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.event.player.PlayerRespawnEvent;
+import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.inventory.ItemStack;
 
 import com.gmail.nossr50.mcMMO;
@@ -66,6 +67,12 @@ public class PlayerListener implements Listener {
         this.plugin = plugin;
     }
 
+
+    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
+    public void onPlayerTeleport(PlayerTeleportEvent event) {
+        UserManager.getPlayer(event.getPlayer()).actualizeTeleportATS();
+    }
+
     @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
     public void onPlayerDeathLowest(PlayerDeathEvent event) {
         String deathMessage = event.getDeathMessage();