From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Mon, 17 Aug 2020 19:32:05 -0500
Subject: [PATCH] Entities can use portals configuration


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 8307646d2ff06ae8cde245c8d1aec259df2330a2..ca0719307e4d50b3dcfe13195f1c1e680b00350c 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -3167,7 +3167,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
     public void handleInsidePortal(BlockPos pos) {
         if (this.isOnPortalCooldown()) {
             this.setPortalCooldown();
-        } else {
+        } else if (level().purpurConfig.entitiesCanUsePortals || this instanceof ServerPlayer) { // Purpur
             if (!this.level().isClientSide && !pos.equals(this.portalEntrancePos)) {
                 this.portalEntrancePos = pos.immutable();
             }
@@ -3873,7 +3873,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
     }
 
     public boolean canChangeDimensions() {
-        return !this.isPassenger() && !this.isVehicle() && isAlive() && valid; // Paper - Fix item duplication and teleport issues
+        return !this.isPassenger() && !this.isVehicle() && isAlive() && valid && (level().purpurConfig.entitiesCanUsePortals || this instanceof ServerPlayer); // Paper - Fix item duplication and teleport issues // Purpur
     }
 
     public float getBlockExplosionResistance(Explosion explosion, BlockGetter world, BlockPos pos, BlockState blockState, FluidState fluidState, float max) {
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 56f34c0a0f7bc94a90bb1db32f8e30a590a3b38c..1f25407aafba71762a482f0b1982302fed14387f 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -98,6 +98,7 @@ public class PurpurWorldConfig {
     public boolean useBetterMending = false;
     public boolean boatEjectPlayersOnLand = false;
     public boolean disableDropsOnCrammingDeath = false;
+    public boolean entitiesCanUsePortals = true;
     public boolean milkCuresBadOmen = true;
     public double tridentLoyaltyVoidReturnHeight = 0.0D;
     public double voidDamageHeight = -64.0D;
@@ -106,6 +107,7 @@ public class PurpurWorldConfig {
         useBetterMending = getBoolean("gameplay-mechanics.use-better-mending", useBetterMending);
         boatEjectPlayersOnLand = getBoolean("gameplay-mechanics.boat.eject-players-on-land", boatEjectPlayersOnLand);
         disableDropsOnCrammingDeath = getBoolean("gameplay-mechanics.disable-drops-on-cramming-death", disableDropsOnCrammingDeath);
+        entitiesCanUsePortals = getBoolean("gameplay-mechanics.entities-can-use-portals", entitiesCanUsePortals);
         milkCuresBadOmen = getBoolean("gameplay-mechanics.milk-cures-bad-omen", milkCuresBadOmen);
         tridentLoyaltyVoidReturnHeight = getDouble("gameplay-mechanics.trident-loyalty-void-return-height", tridentLoyaltyVoidReturnHeight);
         voidDamageHeight = getDouble("gameplay-mechanics.void-damage-height", voidDamageHeight);