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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 23 Aug 2023 13:22:09 -0700
Subject: [PATCH] Fix slot desync
General patch fixing slot desyncs between the server and client that
result from cancelled events/paper introduced logic.
Co-authored-by: Minecrell <minecrell@minecrell.net>
Co-authored-by: Newwind <support@newwindserver.com>
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index f05a9fd321a4af28e9771bbf39d73f80dd4160c9..90aa8e401e1d092a31ff21699409b8366629cdcc 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -460,6 +460,7 @@ public class ServerPlayer extends net.minecraft.world.entity.player.Player {
// Use method to resend items in hands in case of client desync, because the item use got cancelled.
// For example, when cancelling the leash event
+ @Deprecated // Paper - this shouldn't be used, use the regular sendAllDataToRemote call to resync all
public void resendItemInHands() {
this.containerMenu.findSlot(this.getInventory(), this.getInventory().selected).ifPresent(s -> {
this.containerSynchronizer.sendSlotChange(this.containerMenu, s, this.getMainHandItem());
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index b840f7aac9c830b8aa0aa133bf43f87dfc598b2c..0cb0d2f863efb86bb589b30bae61ac57bda40fab 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2746,10 +2746,11 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
// Refresh the current entity metadata
entity.refreshEntityData(ServerGamePacketListenerImpl.this.player);
// SPIGOT-7136 - Allays
- if (entity instanceof Allay) {
+ if (entity instanceof Allay || entity instanceof net.minecraft.world.entity.animal.horse.AbstractHorse) { // Paper - Fix horse armor desync
ServerGamePacketListenerImpl.this.send(new ClientboundSetEquipmentPacket(entity.getId(), Arrays.stream(net.minecraft.world.entity.EquipmentSlot.values()).map((slot) -> Pair.of(slot, ((LivingEntity) entity).getItemBySlot(slot).copy())).collect(Collectors.toList())));
- ServerGamePacketListenerImpl.this.player.containerMenu.sendAllDataToRemote();
}
+
+ ServerGamePacketListenerImpl.this.player.containerMenu.sendAllDataToRemote(); // Paper - fix slot desync - always refresh player inventory
}
if (event.isCancelled()) {
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 5c1ee438e85167ab6382f18421f14e2a1ea0acf1..18147e93d99417e696cbb24603fec2aa0a1057e3 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -2752,8 +2752,9 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
if (!this.level().isClientSide()) {
// CraftBukkit start - fire PlayerLeashEntityEvent
if (CraftEventFactory.callPlayerLeashEntityEvent(this, player, player, hand).isCancelled()) {
- ((ServerPlayer) player).resendItemInHands(); // SPIGOT-7615: Resend to fix client desync with used item
+ // ((ServerPlayer) player).resendItemInHands(); // SPIGOT-7615: Resend to fix client desync with used item // Paper - Fix inventory desync
((ServerPlayer) player).connection.send(new ClientboundSetEntityLinkPacket(this, leashable.getLeashHolder()));
+ player.containerMenu.sendAllDataToRemote(); // Paper - Fix inventory desync
return InteractionResult.PASS;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/entity/animal/Cow.java b/src/main/java/net/minecraft/world/entity/animal/Cow.java
index d99760f943846a1cfe5d0ec97313f453004feb98..3e00bbff266fc71b07014e7e047d77b7f809239f 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Cow.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Cow.java
@@ -101,6 +101,7 @@ public class Cow extends Animal {
PlayerBucketFillEvent event = CraftEventFactory.callPlayerBucketFillEvent((ServerLevel) player.level(), player, this.blockPosition(), this.blockPosition(), null, itemstack, Items.MILK_BUCKET, hand);
if (event.isCancelled()) {
+ player.containerMenu.sendAllDataToRemote(); // Paper - Fix inventory desync
return InteractionResult.PASS;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/entity/animal/goat/Goat.java b/src/main/java/net/minecraft/world/entity/animal/goat/Goat.java
index 4c6dc427b90012b0945e073dd905dc7e8d1bec82..76aca47d8638d5c37c57d3a59fa7f8ceaa5a53b4 100644
--- a/src/main/java/net/minecraft/world/entity/animal/goat/Goat.java
+++ b/src/main/java/net/minecraft/world/entity/animal/goat/Goat.java
@@ -238,6 +238,7 @@ public class Goat extends Animal {
PlayerBucketFillEvent event = CraftEventFactory.callPlayerBucketFillEvent((ServerLevel) player.level(), player, this.blockPosition(), this.blockPosition(), null, itemstack, Items.MILK_BUCKET, hand);
if (event.isCancelled()) {
+ player.containerMenu.sendAllDataToRemote(); // Paper - Fix inventory desync
return InteractionResult.PASS;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/item/ArmorStandItem.java b/src/main/java/net/minecraft/world/item/ArmorStandItem.java
index 15c7c2417db1661c77c35455b59a77b1d1055858..cb4baebe22eeab17aed67a5ecc506b932fe2230b 100644
--- a/src/main/java/net/minecraft/world/item/ArmorStandItem.java
+++ b/src/main/java/net/minecraft/world/item/ArmorStandItem.java
@@ -55,6 +55,7 @@ public class ArmorStandItem extends Item {
entityarmorstand.moveTo(entityarmorstand.getX(), entityarmorstand.getY(), entityarmorstand.getZ(), f, 0.0F);
// CraftBukkit start
if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPlaceEvent(context, entityarmorstand).isCancelled()) {
+ if (context.getPlayer() != null) context.getPlayer().containerMenu.sendAllDataToRemote(); // Paper - Fix inventory desync
return InteractionResult.FAIL;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/item/BlockItem.java b/src/main/java/net/minecraft/world/item/BlockItem.java
index 986b14a7b7c98641201ece649df09e4b8279a36c..c816c935ecc74a811ffdffbe6ded73c06e92324a 100644
--- a/src/main/java/net/minecraft/world/item/BlockItem.java
+++ b/src/main/java/net/minecraft/world/item/BlockItem.java
@@ -108,7 +108,7 @@ public class BlockItem extends Item {
if (placeEvent != null && (placeEvent.isCancelled() || !placeEvent.canBuild())) {
blockstate.update(true, false);
- if (this instanceof SolidBucketItem) {
+ if (true) { // Paper - if the event is called here, the inventory should be updated
((ServerPlayer) entityhuman).getBukkitEntity().updateInventory(); // SPIGOT-4541
}
return InteractionResult.FAIL;
diff --git a/src/main/java/net/minecraft/world/item/EndCrystalItem.java b/src/main/java/net/minecraft/world/item/EndCrystalItem.java
index 5311e653dceb085fcebb8ac5090d84e97e573e62..48317c7436445a7acff9103bac1de558c42f31cc 100644
--- a/src/main/java/net/minecraft/world/item/EndCrystalItem.java
+++ b/src/main/java/net/minecraft/world/item/EndCrystalItem.java
@@ -49,6 +49,7 @@ public class EndCrystalItem extends Item {
entityendercrystal.setShowBottom(false);
// CraftBukkit start
if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPlaceEvent(context, entityendercrystal).isCancelled()) {
+ if (context.getPlayer() != null) context.getPlayer().containerMenu.sendAllDataToRemote(); // Paper - Fix inventory desync
return InteractionResult.FAIL;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/item/MinecartItem.java b/src/main/java/net/minecraft/world/item/MinecartItem.java
index 04eb25b05681a72968917b0b59c030d6629776fa..7153d9ed12276a0f2d8b8a17c79734aa25ed1fa5 100644
--- a/src/main/java/net/minecraft/world/item/MinecartItem.java
+++ b/src/main/java/net/minecraft/world/item/MinecartItem.java
@@ -69,6 +69,7 @@ public class MinecartItem extends Item {
// CraftBukkit start
if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPlaceEvent(context, entityminecartabstract).isCancelled()) {
+ if (context.getPlayer() != null) context.getPlayer().containerMenu.sendAllDataToRemote(); // Paper - Fix inventory desync
return InteractionResult.FAIL;
}
// CraftBukkit end
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