142 lines
6.4 KiB
Java
142 lines
6.4 KiB
Java
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/*
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* SPDX-License-Identifier: MIT
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-2021 <Your name and contributors>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package com.github.games647.fastlogin.bungee.listener;
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import com.github.games647.fastlogin.bungee.BungeeLoginSession;
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import com.github.games647.fastlogin.bungee.FastLoginBungee;
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import com.github.games647.fastlogin.bungee.task.AsyncToggleMessage;
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import com.github.games647.fastlogin.core.StoredProfile;
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import com.github.games647.fastlogin.core.message.ChangePremiumMessage;
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import com.github.games647.fastlogin.core.message.NamespaceKey;
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import com.github.games647.fastlogin.core.message.SuccessMessage;
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import com.github.games647.fastlogin.core.shared.FastLoginCore;
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import com.google.common.io.ByteArrayDataInput;
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import com.google.common.io.ByteStreams;
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import org.geysermc.floodgate.api.FloodgateApi;
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import org.geysermc.floodgate.api.player.FloodgatePlayer;
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import java.util.Arrays;
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import net.md_5.bungee.api.CommandSender;
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import net.md_5.bungee.api.chat.TextComponent;
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import net.md_5.bungee.api.connection.ProxiedPlayer;
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import net.md_5.bungee.api.connection.Server;
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import net.md_5.bungee.api.event.PluginMessageEvent;
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import net.md_5.bungee.api.plugin.Listener;
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import net.md_5.bungee.event.EventHandler;
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public class PluginMessageListener implements Listener {
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private final FastLoginBungee plugin;
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private final String successChannel;
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private final String changeChannel;
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public PluginMessageListener(FastLoginBungee plugin) {
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this.plugin = plugin;
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this.successChannel = new NamespaceKey(plugin.getName(), SuccessMessage.SUCCESS_CHANNEL).getCombinedName();
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this.changeChannel = new NamespaceKey(plugin.getName(), ChangePremiumMessage.CHANGE_CHANNEL).getCombinedName();
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}
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@EventHandler
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public void onPluginMessage(PluginMessageEvent pluginMessageEvent) {
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String channel = pluginMessageEvent.getTag();
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if (pluginMessageEvent.isCancelled() || !channel.startsWith(plugin.getName().toLowerCase())) {
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return;
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}
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//the client shouldn't be able to read the messages in order to know something about server internal states
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//moreover the client shouldn't be able fake a running premium check by sending the result message
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pluginMessageEvent.setCancelled(true);
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if (!(pluginMessageEvent.getSender() instanceof Server)) {
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//check if the message is sent from the server
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return;
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}
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//so that we can safely process this in the background
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byte[] data = Arrays.copyOf(pluginMessageEvent.getData(), pluginMessageEvent.getData().length);
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ProxiedPlayer forPlayer = (ProxiedPlayer) pluginMessageEvent.getReceiver();
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plugin.getScheduler().runAsync(() -> readMessage(forPlayer, channel, data));
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}
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private void readMessage(ProxiedPlayer forPlayer, String channel, byte[] data) {
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FastLoginCore<ProxiedPlayer, CommandSender, FastLoginBungee> core = plugin.getCore();
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ByteArrayDataInput dataInput = ByteStreams.newDataInput(data);
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if (successChannel.equals(channel)) {
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onSuccessMessage(forPlayer);
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} else if (changeChannel.equals(channel)) {
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ChangePremiumMessage changeMessage = new ChangePremiumMessage();
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changeMessage.readFrom(dataInput);
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String playerName = changeMessage.getPlayerName();
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boolean isSourceInvoker = changeMessage.isSourceInvoker();
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if (changeMessage.shouldEnable()) {
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if (playerName.equals(forPlayer.getName()) && plugin.getCore().getConfig().get("premium-warning", true)
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&& !core.getPendingConfirms().contains(forPlayer.getUniqueId())) {
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String message = core.getMessage("premium-warning");
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forPlayer.sendMessage(TextComponent.fromLegacyText(message));
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core.getPendingConfirms().add(forPlayer.getUniqueId());
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return;
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}
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core.getPendingConfirms().remove(forPlayer.getUniqueId());
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Runnable task = new AsyncToggleMessage(core, forPlayer, playerName, true, isSourceInvoker);
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plugin.getScheduler().runAsync(task);
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} else {
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Runnable task = new AsyncToggleMessage(core, forPlayer, playerName, false, isSourceInvoker);
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plugin.getScheduler().runAsync(task);
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}
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}
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}
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private void onSuccessMessage(ProxiedPlayer forPlayer) {
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//check if player is using Floodgate
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FloodgatePlayer floodgatePlayer = null;
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if (plugin.isPluginInstalled("floodgate")) {
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floodgatePlayer = FloodgateApi.getInstance().getPlayer(forPlayer.getUniqueId());
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}
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if (forPlayer.getPendingConnection().isOnlineMode() || floodgatePlayer != null){
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//bukkit module successfully received and force logged in the user
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//update only on success to prevent corrupt data
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BungeeLoginSession loginSession = plugin.getSession().get(forPlayer.getPendingConnection());
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StoredProfile playerProfile = loginSession.getProfile();
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loginSession.setRegistered(true);
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if (!loginSession.isAlreadySaved()) {
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playerProfile.setPremium(true);
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plugin.getCore().getStorage().save(playerProfile);
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loginSession.setAlreadySaved(true);
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}
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}
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}
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}
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