From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Mon, 13 Apr 2020 07:31:44 +0100
Subject: [PATCH] Prevent opening inventories when frozen


diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 300658b41ed77c5f9403c260b6cdc62f3a323a35..21b5f0742f16409ace4fabf44f04d5964d486aeb 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -644,7 +644,7 @@ public class ServerPlayer extends Player {
             containerUpdateDelay = level.paperConfig().tickRates.containerUpdate;
         }
         // Paper end
-        if (!this.level.isClientSide && !this.containerMenu.stillValid(this)) {
+        if (!this.level.isClientSide && this.containerMenu != this.inventoryMenu && (isImmobile() || !this.containerMenu.stillValid(this))) { // Paper - auto close while frozen
             this.closeContainer(org.bukkit.event.inventory.InventoryCloseEvent.Reason.CANT_USE); // Paper
             this.containerMenu = this.inventoryMenu;
         }
@@ -1522,7 +1522,7 @@ public class ServerPlayer extends Player {
             } else {
                 // CraftBukkit start
                 this.containerMenu = container;
-                this.connection.send(new ClientboundOpenScreenPacket(container.containerId, container.getType(), container.getTitle()));
+                if (!isImmobile()) this.connection.send(new ClientboundOpenScreenPacket(container.containerId, container.getType(), container.getTitle())); // Paper
                 // CraftBukkit end
                 this.initMenu(container);
                 return OptionalInt.of(this.containerCounter);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java
index 883b6245f44f3fb82d7678e1092177ca646d484a..f5f30e1408892b4e728053bc5005e551396583a5 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java
@@ -326,7 +326,7 @@ public class CraftHumanEntity extends CraftLivingEntity implements HumanEntity {
         if (adventure$title == null) adventure$title = net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().deserialize(container.getBukkitView().getTitle()); // Paper
 
         //player.connection.send(new ClientboundOpenScreenPacket(container.containerId, windowType, CraftChatMessage.fromString(title)[0])); // Paper - comment
-        player.connection.send(new ClientboundOpenScreenPacket(container.containerId, windowType, io.papermc.paper.adventure.PaperAdventure.asVanilla(adventure$title))); // Paper
+        if (!player.isImmobile()) player.connection.send(new ClientboundOpenScreenPacket(container.containerId, windowType, io.papermc.paper.adventure.PaperAdventure.asVanilla(adventure$title))); // Paper
         player.containerMenu = container;
         player.initMenu(container);
     }
@@ -400,7 +400,7 @@ public class CraftHumanEntity extends CraftLivingEntity implements HumanEntity {
         net.kyori.adventure.text.Component adventure$title = inventory.title(); // Paper
         if (adventure$title == null) adventure$title = net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().deserialize(inventory.getTitle()); // Paper
         //player.connection.send(new ClientboundOpenScreenPacket(container.containerId, windowType, CraftChatMessage.fromString(title)[0])); // Paper - comment
-        player.connection.send(new ClientboundOpenScreenPacket(container.containerId, windowType, io.papermc.paper.adventure.PaperAdventure.asVanilla(adventure$title))); // Paper
+        if (!player.isImmobile()) player.connection.send(new ClientboundOpenScreenPacket(container.containerId, windowType, io.papermc.paper.adventure.PaperAdventure.asVanilla(adventure$title))); // Paper
         player.containerMenu = container;
         player.initMenu(container);
     }