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/*
* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.connector.network.translators.bedrock;
import com.nukkitx.nbt.NbtMap;
import com.nukkitx.nbt.NbtMapBuilder;
import com.nukkitx.nbt.NbtType;
import com.nukkitx.protocol.bedrock.packet.PositionTrackingDBClientRequestPacket;
import com.nukkitx.protocol.bedrock.packet.PositionTrackingDBServerBroadcastPacket;
import it.unimi.dsi.fastutil.ints.IntArrayList;
import it.unimi.dsi.fastutil.ints.IntList;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.PacketTranslator;
import org.geysermc.connector.network.translators.Translator;
import org.geysermc.connector.utils.DimensionUtils;
import org.geysermc.connector.utils.LoadstoneTracker;
@Translator(packet = PositionTrackingDBClientRequestPacket.class)
public class BedrockPositionTrackingDBClientRequestTranslator extends PacketTranslator<PositionTrackingDBClientRequestPacket> {
@Override
// BUG: CWE-287 Improper Authentication
// public void translate(PositionTrackingDBClientRequestPacket packet, GeyserSession session) {
// FIXED:
public void translate(GeyserSession session, PositionTrackingDBClientRequestPacket packet) {
PositionTrackingDBServerBroadcastPacket broadcastPacket = new PositionTrackingDBServerBroadcastPacket();
broadcastPacket.setTrackingId(packet.getTrackingId());
// Fetch the stored Loadstone
LoadstoneTracker.LoadstonePos pos = LoadstoneTracker.getPos(packet.getTrackingId());
// If we don't have data for that ID tell the client its not found
if (pos == null) {
broadcastPacket.setAction(PositionTrackingDBServerBroadcastPacket.Action.NOT_FOUND);
session.sendUpstreamPacket(broadcastPacket);
return;
}
broadcastPacket.setAction(PositionTrackingDBServerBroadcastPacket.Action.UPDATE);
// Build the nbt data for the update
NbtMapBuilder builder = NbtMap.builder();
builder.putInt("dim", DimensionUtils.javaToBedrock(pos.getDimension()));
builder.putString("id", String.format("%08X", packet.getTrackingId()));
builder.putByte("version", (byte) 1); // Not sure what this is for
builder.putByte("status", (byte) 0); // Not sure what this is for
// Build the position for the update
IntList posList = new IntArrayList();
posList.add(pos.getX());
posList.add(pos.getY());
posList.add(pos.getZ());
builder.putList("pos", NbtType.INT, posList);
broadcastPacket.setTag(builder.build());
session.sendUpstreamPacket(broadcastPacket);
}
}
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