162 lines
7.4 KiB
Java
162 lines
7.4 KiB
Java
package com.imaginarycode.minecraft.redisbungee;
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import com.imaginarycode.minecraft.redisbungee.internal.AbstractRedisBungeeListener;
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import com.imaginarycode.minecraft.redisbungee.internal.DataManager;
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import com.imaginarycode.minecraft.redisbungee.internal.RedisBungeePlugin;
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import com.imaginarycode.minecraft.redisbungee.events.PubSubMessageEvent;
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import com.imaginarycode.minecraft.redisbungee.internal.RedisUtil;
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import com.imaginarycode.minecraft.redisbungee.internal.util.RedisCallable;
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import com.velocitypowered.api.event.Continuation;
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import com.velocitypowered.api.event.PostOrder;
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import com.velocitypowered.api.event.ResultedEvent;
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import com.velocitypowered.api.event.Subscribe;
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import com.velocitypowered.api.event.connection.DisconnectEvent;
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import com.velocitypowered.api.event.connection.LoginEvent;
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import com.velocitypowered.api.event.connection.PluginMessageEvent;
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import com.velocitypowered.api.event.connection.PostLoginEvent;
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import com.velocitypowered.api.event.player.ServerConnectedEvent;
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import com.velocitypowered.api.event.proxy.ProxyPingEvent;
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import com.velocitypowered.api.proxy.Player;
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import com.velocitypowered.api.proxy.ServerConnection;
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import com.velocitypowered.api.proxy.server.ServerPing;
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import net.kyori.adventure.text.Component;
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import redis.clients.jedis.Jedis;
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import redis.clients.jedis.Pipeline;
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import java.net.InetAddress;
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import java.util.*;
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public class RedisBungeeListener extends AbstractRedisBungeeListener<LoginEvent, PostLoginEvent, DisconnectEvent, ServerConnectedEvent, ProxyPingEvent, PluginMessageEvent, PubSubMessageEvent, Continuation> {
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public RedisBungeeListener(RedisBungeePlugin<?> plugin, List<InetAddress> exemptAddresses) {
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super(plugin, exemptAddresses);
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}
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@Override
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@Subscribe
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public void onLogin(LoginEvent event, Continuation continuation) {
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plugin.executeAsync(new RedisCallable<Void>(plugin) {
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@Override
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protected Void call(Jedis jedis) {
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try {
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if (!event.getResult().isAllowed()) {
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return null;
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}
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// We make sure they aren't trying to use an existing player's name.
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// This is problematic for online-mode servers as they always disconnect old clients.
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if (plugin.isOnlineMode()) {
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Player player = (Player) plugin.getPlayer(event.getPlayer().getUsername());
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if (player != null) {
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event.setResult(ResultedEvent.ComponentResult.denied(Component.text(ONLINE_MODE_RECONNECT)));
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return null;
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}
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}
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for (String s : plugin.getServerIds()) {
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if (jedis.sismember("proxy:" + s + ":usersOnline", event.getPlayer().getUniqueId().toString())) {
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event.setResult(ResultedEvent.ComponentResult.denied(Component.text(ALREADY_LOGGED_IN)));
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return null;
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}
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}
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return null;
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} finally {
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continuation.resume();
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}
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}
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});
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}
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@Override
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@Subscribe
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public void onPostLogin(PostLoginEvent event) {
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plugin.executeAsync(new RedisCallable<Void>(plugin) {
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@Override
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protected Void call(Jedis jedis) {
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// this code was moved out from login event due being async..
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// and it can be cancelled but it will show as false in redis-bungee
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// which will register the player into the redis database.
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Pipeline pipeline = jedis.pipelined();
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plugin.getUuidTranslator().persistInfo(event.getPlayer().getUsername(), event.getPlayer().getUniqueId(), pipeline);
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RBUtils.createPlayer(event.getPlayer(), pipeline, false);
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pipeline.sync();
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// the end of moved code.
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jedis.publish("redisbungee-data", gson.toJson(new DataManager.DataManagerMessage<>(
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event.getPlayer().getUniqueId(), plugin.getApi().getServerId(), DataManager.DataManagerMessage.Action.JOIN,
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new DataManager.LoginPayload(event.getPlayer().getRemoteAddress().getAddress()))));
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return null;
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}
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});
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}
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@Override
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@Subscribe
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public void onPlayerDisconnect(DisconnectEvent event) {
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plugin.executeAsync(new RedisCallable<Void>(plugin) {
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@Override
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protected Void call(Jedis jedis) {
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Pipeline pipeline = jedis.pipelined();
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RedisUtil.cleanUpPlayer(event.getPlayer().getUniqueId().toString(), pipeline);
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pipeline.sync();
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return null;
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}
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});
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}
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@Override
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@Subscribe
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public void onServerChange(ServerConnectedEvent event) {
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Optional<ServerConnection> optionalServerConnection = event.getPlayer().getCurrentServer();
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final String currentServer = optionalServerConnection.map(serverConnection -> serverConnection.getServerInfo().getName()).orElse(null);
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plugin.executeAsync(new RedisCallable<Void>(plugin) {
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@Override
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protected Void call(Jedis jedis) {
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jedis.hset("player:" + event.getPlayer().getUniqueId().toString(), "server", event.getServer().getServerInfo().getName());
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jedis.publish("redisbungee-data", gson.toJson(new DataManager.DataManagerMessage<>(
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event.getPlayer().getUniqueId(), plugin.getApi().getServerId(), DataManager.DataManagerMessage.Action.SERVER_CHANGE,
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new DataManager.ServerChangePayload(event.getServer().getServerInfo().getName(), currentServer))));
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return null;
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}
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});
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}
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@Override
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@Subscribe(order = PostOrder.EARLY)
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public void onPing(ProxyPingEvent event) {
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if (exemptAddresses.contains(event.getConnection().getRemoteAddress().getAddress())) {
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return;
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}
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ServerPing oldPing = event.getPing();
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int max = oldPing.getPlayers().map(ServerPing.Players::getMax).orElse(0);
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List<ServerPing.SamplePlayer> list = oldPing.getPlayers().map(ServerPing.Players::getSample).orElse(Collections.emptyList());
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event.setPing(new ServerPing(oldPing.getVersion(), new ServerPing.Players(plugin.getCount(), max, list), oldPing.getDescriptionComponent(), oldPing.getFavicon().orElse(null)));
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}
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@Override
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public void onPluginMessage(PluginMessageEvent event) {
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/*
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* Ham1255 note: for some reason plugin messages were not working in velocity?
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* not sure how to fix, but for now i have removed the code until a fix is made.
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*
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*/
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}
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@Override
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@Subscribe
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public void onPubSubMessage(PubSubMessageEvent event) {
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if (event.getChannel().equals("redisbungee-allservers") || event.getChannel().equals("redisbungee-" + plugin.getApi().getServerId())) {
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String message = event.getMessage();
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if (message.startsWith("/"))
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message = message.substring(1);
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plugin.logInfo("Invoking command via PubSub: /" + message);
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((RedisBungeeVelocityPlugin)plugin).getProxy().getCommandManager().executeAsync(RedisBungeeCommandSource.getSingleton(), message);//.dispatchCommand(RedisBungeeCommandSource.getSingleton(), message);
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}
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}
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}
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