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https://github.com/ViaVersion/ViaVersion.git
synchronisiert 2024-12-27 00:22:51 +01:00
Handle items with invalid amount in 1.20.3->.5 (#3889)
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EnZaXD
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Commit
76abe4432f
@ -457,4 +457,11 @@ public interface ViaVersionConfig extends Config {
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* @return the value sent to 1.19+ clients on join
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*/
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boolean enforceSecureChat();
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/**
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* Handles items with invalid count values (higher than max stack size) on 1.20.3 servers.
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*
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* @return true if enabled
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*/
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boolean handleInvalidItemCount();
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}
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@ -90,6 +90,7 @@ public abstract class AbstractViaConfig extends Config implements ViaVersionConf
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private boolean cache1_17Light;
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private boolean translateOcelotToCat;
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private boolean enforceSecureChat;
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private boolean handleInvalidItemCount;
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protected AbstractViaConfig(final File configFile, final Logger logger) {
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super(configFile, logger);
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@ -159,6 +160,7 @@ public abstract class AbstractViaConfig extends Config implements ViaVersionConf
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cache1_17Light = getBoolean("cache-1_17-light", true);
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translateOcelotToCat = getBoolean("translate-ocelot-to-cat", true);
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enforceSecureChat = getBoolean("enforce-secure-chat", false);
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handleInvalidItemCount = getBoolean("handle-invalid-item-count", false);
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}
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private BlockedProtocolVersions loadBlockedProtocolVersions() {
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@ -535,4 +537,9 @@ public abstract class AbstractViaConfig extends Config implements ViaVersionConf
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public boolean enforceSecureChat() {
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return enforceSecureChat;
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}
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@Override
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public boolean handleInvalidItemCount() {
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return handleInvalidItemCount;
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}
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}
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@ -0,0 +1,79 @@
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/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2024 ViaVersion and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data;
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import java.util.HashMap;
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import java.util.Map;
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public final class MaxStackSize1_20_3 {
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private static final Map<Integer, Integer> mapping = new HashMap<>();
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static {
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fill(521, 537, 1);
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fill(764, 790, 1);
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mapping.put(793, 1);
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mapping.put(795, 1);
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mapping.put(797, 1);
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fill(814, 843, 1);
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mapping.put(846, 1);
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mapping.put(853, 1);
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fill(854, 876, 1);
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fill(883, 905, 16);
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fill(906, 908, 1);
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mapping.put(909, 16);
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fill(911, 917, 1);
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mapping.put(924, 16);
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mapping.put(927, 1);
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mapping.put(928, 1);
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mapping.put(930, 1);
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fill(960, 976, 1);
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mapping.put(980, 1);
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mapping.put(990, 16);
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mapping.put(995, 1);
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mapping.put(1085, 1);
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mapping.put(1086, 16);
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mapping.put(1107, 1);
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mapping.put(1113, 1);
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mapping.put(1116, 16);
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fill(1117, 1120, 1);
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mapping.put(1123, 1);
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fill(1126, 1141, 16);
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mapping.put(1149, 1);
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mapping.put(1151, 1);
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fill(1154, 1156, 1);
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fill(1159, 1176, 1);
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mapping.put(1178, 1);
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mapping.put(1182, 1);
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mapping.put(1183, 1);
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fill(1185, 1191, 1);
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mapping.put(1212, 16);
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mapping.put(1256, 1);
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}
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public static int getMaxStackSize(final int identifier) {
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return mapping.getOrDefault(identifier, 64);
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}
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private static void fill(final int start, final int end, final int value) {
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for (int i = start; i <= end; i++) {
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mapping.put(i, value);
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}
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}
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}
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@ -88,6 +88,7 @@ import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.BannerPatterns1_
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.DyeColors;
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.Enchantments1_20_5;
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.EquipmentSlots1_20_5;
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.MaxStackSize1_20_3;
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.Instruments1_20_3;
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.MapDecorations1_20_5;
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import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.data.PotionEffects1_20_5;
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@ -364,6 +365,14 @@ public final class BlockItemPacketRewriter1_20_5 extends ItemRewriter<Clientboun
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}
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final Item structuredItem = toStructuredItem(connection, item);
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if (Via.getConfig().handleInvalidItemCount()) {
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// Server can send amounts which are higher than vanilla's default, and 1.20.4 will still accept them,
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// let's use the new added data key to emulate this behavior
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if (structuredItem.amount() > MaxStackSize1_20_3.getMaxStackSize(structuredItem.identifier())) {
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structuredItem.structuredData().set(StructuredDataKey.MAX_STACK_SIZE, structuredItem.amount());
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}
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}
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return super.handleItemToClient(connection, structuredItem);
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}
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@ -182,6 +182,9 @@ translate-ocelot-to-cat: false
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# It is not recommended to fake this value if your server is running 1.19 or later, as 1.20.5 have stricter chat handling and may get kicked otherwise.
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enforce-secure-chat: false
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#
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# Handles items with invalid count values (higher than max stack size) on 1.20.3 servers.
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handle-invalid-item-count: false
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#
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#----------------------------------------------------------#
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# 1.9+ CLIENTS ON 1.8 SERVERS OPTIONS #
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#----------------------------------------------------------#
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