62 lines
2.6 KiB
Java
62 lines
2.6 KiB
Java
/*
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* This file is part of ViaFabricPlus - https://github.com/FlorianMichael/ViaFabricPlus
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* Copyright (C) 2021-2023 FlorianMichael/MrLookAtMe (EnZaXD) 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 de.florianmichael.viafabricplus.definition.v1_19_0.storage;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.minecraft.ProfileKey;
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import de.florianmichael.viafabricplus.definition.v1_19_0.JsonHelper;
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import de.florianmichael.viafabricplus.definition.v1_19_2.model.MessageMetadataModel;
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import de.florianmichael.viafabricplus.definition.v1_19_2.storage.AbstractChatSession;
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import net.lenni0451.mcstructs.text.components.StringComponent;
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import net.lenni0451.mcstructs.text.serializer.TextComponentSerializer;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.nio.charset.StandardCharsets;
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import java.security.PrivateKey;
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import java.time.Instant;
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import java.util.UUID;
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public class ChatSession1_19_0 extends AbstractChatSession {
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private final byte[] legacyKey;
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public ChatSession1_19_0(UserConnection user, ProfileKey profileKey, PrivateKey privateKey, byte[] legacyKey) {
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super(user, profileKey, privateKey);
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this.legacyKey = legacyKey;
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}
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public byte[] sign(final UUID sender, final MessageMetadataModel messageMetadata) {
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return getSigner().sign(updater -> {
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final byte[] data = new byte[32];
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final ByteBuffer buffer = ByteBuffer.wrap(data).order(ByteOrder.BIG_ENDIAN);
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buffer.putLong(messageMetadata.salt());
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buffer.putLong(sender.getMostSignificantBits()).putLong(sender.getLeastSignificantBits());
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buffer.putLong(Instant.ofEpochMilli(messageMetadata.timestamp()).getEpochSecond());
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updater.update(data);
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updater.update(JsonHelper.toSortedString(TextComponentSerializer.V1_18.serializeJson(new StringComponent(messageMetadata.plain()))).getBytes(StandardCharsets.UTF_8));
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});
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}
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public byte[] getLegacyKey() {
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return legacyKey;
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}
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}
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