forked from Upstream/Velocitab
72 lines
2.7 KiB
Java
72 lines
2.7 KiB
Java
/*
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* This file is part of Velocitab, licensed under the Apache License 2.0.
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*
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* Copyright (c) William278 <will27528@gmail.com>
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* Copyright (c) contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.william278.velocitab.packet;
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import com.velocitypowered.api.proxy.Player;
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import com.velocitypowered.proxy.protocol.packet.UpsertPlayerInfoPacket;
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import io.netty.channel.ChannelDuplexHandler;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.channel.ChannelPromise;
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import lombok.RequiredArgsConstructor;
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import net.william278.velocitab.Velocitab;
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import org.jetbrains.annotations.NotNull;
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import java.util.List;
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@RequiredArgsConstructor
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public class PlayerChannelHandler extends ChannelDuplexHandler {
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private final Velocitab plugin;
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private final Player player;
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@Override
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public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
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if (!(msg instanceof final UpsertPlayerInfoPacket minecraftPacket)) {
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super.write(ctx, msg, promise);
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return;
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}
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if (plugin.getSettings().isRemoveSpectatorEffect() && minecraftPacket.containsAction(UpsertPlayerInfoPacket.Action.UPDATE_GAME_MODE)) {
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forceGameMode(minecraftPacket.getEntries());
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}
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if (!minecraftPacket.containsAction(UpsertPlayerInfoPacket.Action.ADD_PLAYER) && !minecraftPacket.containsAction(UpsertPlayerInfoPacket.Action.UPDATE_LISTED)) {
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super.write(ctx, msg, promise);
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return;
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}
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if (minecraftPacket.getEntries().stream().allMatch(entry -> entry.getProfile() != null && entry.getProfile().getName().startsWith("CIT"))) {
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super.write(ctx, msg, promise);
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return;
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}
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plugin.getPacketEventManager().handleEntry(minecraftPacket, player);
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super.write(ctx, msg, promise);
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}
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private void forceGameMode(@NotNull List<UpsertPlayerInfoPacket.Entry> entries) {
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entries.stream()
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.filter(entry -> entry.getProfileId() != null && entry.getGameMode() == 3 && !entry.getProfileId().equals(player.getUniqueId()))
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.forEach(entry -> entry.setGameMode(0));
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}
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}
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