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Add cookie handling, TransferProvider for other platforms

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Nassim Jahnke 2024-01-20 10:26:56 +01:00
parent e6814a13a9
commit 8ffbc7047f
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GPG Key ID: EF6771C01F6EF02F
5 changed files with 150 additions and 25 deletions
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9
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_16_4to1_17/packets/EntityPackets1_17.java
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@ -29,7 +29,11 @@ import com.viaversion.viaversion.api.protocol.remapper.PacketHandlers;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.api.type.types.version.Types1_16;
import com.viaversion.viaversion.api.type.types.version.Types1_17;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.*;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.IntTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.ListTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.StringTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.Tag;
import com.viaversion.viaversion.protocols.protocol1_16_2to1_16_1.ClientboundPackets1_16_2;
import com.viaversion.viaversion.protocols.protocol1_17to1_16_4.ClientboundPackets1_17;
@ -210,8 +214,7 @@ public final class EntityPackets1_17 extends EntityRewriter<ClientboundPackets1_
IntTag logicalHeight = tag.get("logical_height");
if (minY.asInt() != 0 || height.asInt() > 256 || logicalHeight.asInt() > 256) {
if (warn && !warned) {
ViaBackwards.getPlatform().getLogger().warning("Custom worlds heights are NOT SUPPORTED for 1.16 players and older and may lead to errors!");
ViaBackwards.getPlatform().getLogger().warning("You have min/max set to " + minY.asInt() + "/" + height.asInt());
ViaBackwards.getPlatform().getLogger().warning("Increased world height is NOT SUPPORTED for 1.16 players and below. They will see a void below y 0 and above 256");
warned = true;
}

74
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_20_3to1_20_5/Protocol1_20_3To1_20_5.java
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@ -21,17 +21,24 @@ import com.viaversion.viabackwards.api.BackwardsProtocol;
import com.viaversion.viabackwards.api.rewriters.SoundRewriter;
import com.viaversion.viabackwards.api.rewriters.TranslatableRewriter;
import com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.data.BackwardsMappings;
import com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.provider.TransferProvider;
import com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.rewriter.BlockItemPacketRewriter1_20_5;
import com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.rewriter.EntityPacketRewriter1_20_5;
import com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.storage.CookieStorage;
import com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.storage.SecureChatStorage;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_20_5;
import com.viaversion.viaversion.api.platform.providers.ViaProviders;
import com.viaversion.viaversion.api.protocol.packet.ClientboundPacketType;
import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
import com.viaversion.viaversion.api.protocol.packet.ServerboundPacketType;
import com.viaversion.viaversion.api.protocol.packet.State;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.api.type.types.ByteArrayType;
import com.viaversion.viaversion.data.entity.EntityTrackerBase;
import com.viaversion.viaversion.protocols.base.ClientboundLoginPackets;
import com.viaversion.viaversion.protocols.base.ServerboundLoginPackets;
import com.viaversion.viaversion.protocols.protocol1_20_2to1_20.packet.ServerboundConfigurationPackets1_20_2;
import com.viaversion.viaversion.protocols.protocol1_20_3to1_20_2.packet.ClientboundConfigurationPackets1_20_3;
import com.viaversion.viaversion.protocols.protocol1_20_3to1_20_2.packet.ClientboundPackets1_20_3;
@ -47,6 +54,7 @@ import com.viaversion.viaversion.rewriter.TagRewriter;
public final class Protocol1_20_3To1_20_5 extends BackwardsProtocol<ClientboundPackets1_20_5, ClientboundPackets1_20_3, ServerboundPackets1_20_5, ServerboundPackets1_20_3> {
public static final BackwardsMappings MAPPINGS = new BackwardsMappings();
private static final ByteArrayType COOKIE_DATA_TYPE = new ByteArrayType(5120);
private final EntityPacketRewriter1_20_5 entityRewriter = new EntityPacketRewriter1_20_5(this);
private final BlockItemPacketRewriter1_20_5 itemRewriter = new BlockItemPacketRewriter1_20_5(this);
private final TranslatableRewriter<ClientboundPackets1_20_5> translatableRewriter = new TranslatableRewriter<>(this, ReadType.NBT);
@ -95,37 +103,59 @@ public final class Protocol1_20_3To1_20_5 extends BackwardsProtocol<ClientboundP
wrapper.write(Type.BOOLEAN, wrapper.user().get(SecureChatStorage.class).enforcesSecureChat());
});
// TODO
registerClientbound(State.LOGIN, ClientboundLoginPackets.COOKIE_REQUEST.getId(), -1, wrapper -> {
wrapper.cancel();
});
registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.COOKIE_REQUEST.getId(), -1, wrapper -> {
wrapper.cancel();
});
registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.STORE_COOKIE.getId(), -1, wrapper -> {
wrapper.cancel();
});
registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.TRANSFER.getId(), -1, wrapper -> {
wrapper.cancel();
});
registerClientbound(ClientboundPackets1_20_5.COOKIE_REQUEST, null, wrapper -> {
wrapper.cancel();
});
registerClientbound(ClientboundPackets1_20_5.STORE_COOKIE, null, wrapper -> {
wrapper.cancel();
});
registerClientbound(ClientboundPackets1_20_5.TRANSFER, null, wrapper -> {
wrapper.cancel();
});
registerClientbound(State.LOGIN, ClientboundLoginPackets.COOKIE_REQUEST.getId(), -1, wrapper -> handleCookieRequest(wrapper, ServerboundLoginPackets.COOKIE_RESPONSE));
registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.COOKIE_REQUEST.getId(), -1, wrapper -> handleCookieRequest(wrapper, ServerboundConfigurationPackets1_20_5.COOKIE_RESPONSE));
registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.STORE_COOKIE.getId(), -1, this::handleStoreCookie);
registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.TRANSFER.getId(), -1, this::handleTransfer);
registerClientbound(ClientboundPackets1_20_5.COOKIE_REQUEST, null, wrapper -> handleCookieRequest(wrapper, ServerboundPackets1_20_5.COOKIE_RESPONSE));
registerClientbound(ClientboundPackets1_20_5.STORE_COOKIE, null, this::handleStoreCookie);
registerClientbound(ClientboundPackets1_20_5.TRANSFER, null, this::handleTransfer);
registerClientboundPacketIdChanges(State.CONFIGURATION, ClientboundConfigurationPackets1_20_5.class, ClientboundConfigurationPackets1_20_3.class);
registerServerboundPacketIdChanges(State.CONFIGURATION, ServerboundConfigurationPackets1_20_2.class, ServerboundConfigurationPackets1_20_5.class);
}
private void handleStoreCookie(final PacketWrapper wrapper) throws Exception {
wrapper.cancel();
final String resourceLocation = wrapper.read(Type.STRING);
final byte[] data = wrapper.read(COOKIE_DATA_TYPE);
wrapper.user().get(CookieStorage.class).cookies().put(resourceLocation, data);
}
private void handleCookieRequest(final PacketWrapper wrapper, final ServerboundPacketType responseType) throws Exception {
wrapper.cancel();
final String resourceLocation = wrapper.read(Type.STRING);
final byte[] data = wrapper.user().get(CookieStorage.class).cookies().get(resourceLocation);
if (data == null) {
return;
}
final PacketWrapper responsePacket = wrapper.create(responseType);
responsePacket.write(Type.STRING, resourceLocation);
responsePacket.write(COOKIE_DATA_TYPE, data);
responsePacket.scheduleSendToServer(Protocol1_20_3To1_20_5.class);
}
private void handleTransfer(final PacketWrapper wrapper) throws Exception {
wrapper.cancel();
final String host = wrapper.read(Type.STRING);
final int port = wrapper.read(Type.VAR_INT);
Via.getManager().getProviders().get(TransferProvider.class).connectToServer(wrapper.user(), host, port);
}
@Override
public void init(final UserConnection user) {
addEntityTracker(user, new EntityTrackerBase(user, EntityTypes1_20_5.PLAYER));
user.put(new SecureChatStorage());
user.put(new CookieStorage());
}
@Override
public void register(final ViaProviders providers) {
providers.register(TransferProvider.class, TransferProvider.NOOP);
}
@Override

27
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_20_3to1_20_5/provider/NoopTransferProvider.java Normal file
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@ -0,0 +1,27 @@
/*
* This file is part of ViaBackwards - https://github.com/ViaVersion/ViaBackwards
* Copyright (C) 2016-2024 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.provider;
import com.viaversion.viaversion.api.connection.UserConnection;
final class NoopTransferProvider implements TransferProvider {
@Override
public void connectToServer(final UserConnection connection, final String host, final int port) {
}
}

29
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_20_3to1_20_5/provider/TransferProvider.java Normal file
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@ -0,0 +1,29 @@
/*
* This file is part of ViaBackwards - https://github.com/ViaVersion/ViaBackwards
* Copyright (C) 2016-2024 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.provider;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.platform.providers.Provider;
@FunctionalInterface
public interface TransferProvider extends Provider {
TransferProvider NOOP = new NoopTransferProvider();
void connectToServer(UserConnection connection, String host, int port);
}

36
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_20_3to1_20_5/storage/CookieStorage.java Normal file
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@ -0,0 +1,36 @@
/*
* This file is part of ViaBackwards - https://github.com/ViaVersion/ViaBackwards
* Copyright (C) 2016-2024 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viabackwards.protocol.protocol1_20_3to1_20_5.storage;
import com.viaversion.viaversion.api.connection.StorableObject;
import java.util.HashMap;
import java.util.Map;
public final class CookieStorage implements StorableObject {
private final Map<String, byte[]> cookies = new HashMap<>();
public Map<String, byte[]> cookies() {
return cookies;
}
@Override
public boolean clearOnServerSwitch() {
return false;
}
}