From 3565e67137c35d60e5d7c321513e47c2d4b3a5dc Mon Sep 17 00:00:00 2001
From: Jesse Boyd <jessepaleg@gmail.com>
Date: Sun, 18 Mar 2018 09:28:23 +1100
Subject: [PATCH] Prevent entity portal use from plotworld

---
 .gitignore                                    |  1 +
 .../com/plotsquared/bukkit/BukkitMain.java    |  7 ++
 .../bukkit/listeners/EntityPortal_1_7_9.java  | 99 +++++++++++++++++++
 .../bukkit/listeners/PlayerEvents_1_8.java    |  3 +
 4 files changed, 110 insertions(+)
 create mode 100644 Bukkit/src/main/java/com/plotsquared/bukkit/listeners/EntityPortal_1_7_9.java

diff --git a/.gitignore b/.gitignore
index a2d06e145..f55b143d2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,6 +21,7 @@ release.properties
 dependency-reduced-pom.xml
 buildNumber.properties
 .mvn/timing.properties
+out/
 
 
 ### Java ###
diff --git a/Bukkit/src/main/java/com/plotsquared/bukkit/BukkitMain.java b/Bukkit/src/main/java/com/plotsquared/bukkit/BukkitMain.java
index a2762cd58..c5a71e0d2 100644
--- a/Bukkit/src/main/java/com/plotsquared/bukkit/BukkitMain.java
+++ b/Bukkit/src/main/java/com/plotsquared/bukkit/BukkitMain.java
@@ -525,6 +525,13 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
         } catch (NoSuchMethodException | ClassNotFoundException ignored) {
             PS.debug("Not running Spigot. Skipping EntitySpawnListener event.");
         }
+        if (PS.get().checkVersion(getServerVersion(), 1, 7, 9)) {
+            try {
+                getServer().getPluginManager().registerEvents(new EntityPortal_1_7_9(), this);
+            } catch (Throwable e) {
+                e.printStackTrace();
+            }
+        }
         if (PS.get().checkVersion(getServerVersion(), BukkitVersion.v1_8_0)) {
             try {
                 getServer().getPluginManager().registerEvents(new PlayerEvents_1_8(), this);
diff --git a/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/EntityPortal_1_7_9.java b/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/EntityPortal_1_7_9.java
new file mode 100644
index 000000000..20f029a3f
--- /dev/null
+++ b/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/EntityPortal_1_7_9.java
@@ -0,0 +1,99 @@
+package com.plotsquared.bukkit.listeners;
+
+import com.intellectualcrafters.plot.PS;
+import java.util.List;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.entity.ArmorStand;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Vehicle;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.CreatureSpawnEvent;
+import org.bukkit.event.entity.EntityTeleportEvent;
+import org.bukkit.event.vehicle.*;
+import org.bukkit.metadata.FixedMetadataValue;
+import org.bukkit.metadata.MetadataValue;
+import org.bukkit.plugin.Plugin;
+
+public class EntityPortal_1_7_9 implements Listener {
+    public EntityPortal_1_7_9() {
+    }
+
+    @EventHandler
+    public void onVehicle(VehicleUpdateEvent event) {
+        test(event.getVehicle());
+    }
+
+    @EventHandler
+    public void onVehicle(VehicleDestroyEvent event) {
+        test(event.getVehicle());
+    }
+
+    @EventHandler
+    public void onVehicle(VehicleEntityCollisionEvent event) {
+        test(event.getVehicle());
+    }
+
+    @EventHandler
+    public void onVehicle(VehicleCreateEvent event) {
+        test(event.getVehicle());
+    }
+
+    @EventHandler
+    public void onVehicle(VehicleBlockCollisionEvent event) {
+        test(event.getVehicle());
+    }
+
+    @EventHandler
+    public void onTeleport(EntityTeleportEvent event) {
+        Entity ent = event.getEntity();
+        if (ent instanceof Vehicle || ent instanceof ArmorStand) test(event.getEntity());
+    }
+
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void vehicleMove(VehicleMoveEvent event) throws IllegalAccessException {
+        test(event.getVehicle());
+    }
+
+    @EventHandler
+    public void spawn(CreatureSpawnEvent event) {
+        switch (event.getEntityType()) {
+            case ARMOR_STAND:
+                test(event.getEntity());
+        }
+    }
+
+    private static boolean ignoreTP = false;
+
+    public static void test(Entity entity) {
+        List<MetadataValue> meta = entity.getMetadata("plotworld");
+        World world = entity.getLocation().getWorld();
+        if (meta == null || meta.isEmpty()) {
+            if (PS.get().isPlotWorld(world.getName())) {
+                entity.setMetadata("plotworld", new FixedMetadataValue((Plugin) PS.get().IMP, entity.getLocation()));
+            }
+        } else {
+            Location origin = (Location) meta.get(0).value();
+            World originWorld = origin.getWorld();
+            if (!originWorld.equals(world)) {
+                if (!ignoreTP) {
+                    if (!world.getName().equalsIgnoreCase(originWorld + "_the_end")) {
+                        try {
+                            ignoreTP = true;
+                            entity.teleport(origin);
+                        } finally {
+                            ignoreTP = false;
+                        }
+                        if (entity.getLocation().getWorld().equals(world)) {
+                            entity.remove();
+                        }
+                    }
+                } else {
+                    entity.remove();
+                }
+            }
+        }
+    }
+}
diff --git a/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents_1_8.java b/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents_1_8.java
index be8a861a4..ffc23d1e1 100644
--- a/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents_1_8.java
+++ b/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents_1_8.java
@@ -144,6 +144,9 @@ public class PlayerEvents_1_8 extends PlotListener implements Listener {
         if (area == null) {
             return;
         }
+
+        EntityPortal_1_7_9.test(entity);
+
         Plot plot = area.getPlotAbs(l);
         PlotPlayer pp = BukkitUtil.getPlayer(e.getPlayer());
         if (plot == null) {