52 lines
2.1 KiB
Java
52 lines
2.1 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2021 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.bukkit.handlers;
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import io.netty.buffer.ByteBuf;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.codec.MessageToMessageEncoder;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import java.util.List;
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public class BukkitPacketHandler extends MessageToMessageEncoder {
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private final UserConnection info;
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public BukkitPacketHandler(UserConnection info) {
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this.info = info;
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}
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@Override
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protected void encode(ChannelHandlerContext ctx, Object o, List list) throws Exception {
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// Split chunks bulk packet up in to single chunks packets before it reached the encoder.
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// This will prevent issues with several plugins and other protocol handlers due to the chunks being sent twice.
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// It also sends the chunks in the right order possible resolving some issues with added chunks/block/entity data.
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if (!(o instanceof ByteBuf)) {
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info.getPacketTracker().setLastPacket(o);
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/* This transformer is more for fixing issues which we find hard at packet level :) */
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if (info.isActive()) {
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if (info.getProtocolInfo().getPipeline().filter(o, list)) {
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return;
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}
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}
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}
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list.add(o);
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}
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}
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