RedisBungee/src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungee.java

274 lines
9.9 KiB
Java

/**
* Copyright © 2013 tuxed <write@imaginarycode.com>
* This work is free. You can redistribute it and/or modify it under the
* terms of the Do What The Fuck You Want To Public License, Version 2,
* as published by Sam Hocevar. See http://www.wtfpl.net/ for more details.
*/
package com.imaginarycode.minecraft.redisbungee;
import com.google.common.base.Joiner;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import net.md_5.bungee.api.ChatColor;
import net.md_5.bungee.api.CommandSender;
import net.md_5.bungee.api.ServerPing;
import net.md_5.bungee.api.config.ServerInfo;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PlayerDisconnectEvent;
import net.md_5.bungee.api.event.PostLoginEvent;
import net.md_5.bungee.api.event.ProxyPingEvent;
import net.md_5.bungee.api.event.ServerConnectedEvent;
import net.md_5.bungee.api.plugin.Command;
import net.md_5.bungee.api.plugin.Listener;
import net.md_5.bungee.api.plugin.Plugin;
import net.md_5.bungee.event.EventHandler;
import org.yaml.snakeyaml.Yaml;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
import java.io.*;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
public class RedisBungee extends Plugin implements Listener {
private static JedisPool pool;
private static String serverId;
private static List<String> servers = Lists.newArrayList();
private static RedisBungee plugin;
public static int getCount() {
int count = 0;
count += plugin.getProxy().getOnlineCount();
if (pool != null) {
Jedis rsc = pool.getResource();
try {
for (String i : servers) {
if (i.equals(serverId)) continue;
if (rsc.exists("server:" + i + ":playerCount"))
count += Integer.valueOf(rsc.get("server:" + i + ":playerCount"));
}
} finally {
pool.returnResource(rsc);
}
}
return count;
}
public static Set<String> getPlayers() {
Set<String> players = Sets.newHashSet();
for (ProxiedPlayer pp : plugin.getProxy().getPlayers()) {
players.add(pp.getName());
}
if (pool != null) {
Jedis rsc = pool.getResource();
try {
for (String i : servers) {
if (i.equals(serverId)) continue;
for (String p : rsc.smembers("server:" + i + ":usersOnline")) {
if (!players.contains(p)) {
players.add(p);
}
}
}
} finally {
pool.returnResource(rsc);
}
}
return ImmutableSet.copyOf(players);
}
public static ServerInfo getServerFor(ProxiedPlayer pp) {
return getServerFor(pp.getName());
}
public static ServerInfo getServerFor(String name) {
ServerInfo server = null;
if (plugin.getProxy().getPlayer(name) != null) return plugin.getProxy().getPlayer(name).getServer().getInfo();
if (pool != null) {
Jedis tmpRsc = pool.getResource();
try {
if (tmpRsc.hexists("player:" + name, "server"))
server = plugin.getProxy().getServerInfo(tmpRsc.hget("player:" + name, "server"));
} finally {
pool.returnResource(tmpRsc);
}
}
return server;
}
public static long getLastOnline(ProxiedPlayer pp) {
return getLastOnline(pp.getName());
}
private static long getUnixTimestamp() {
return TimeUnit.SECONDS.convert(System.currentTimeMillis(), TimeUnit.MILLISECONDS);
}
public static long getLastOnline(String name) {
long time = 0L;
if (plugin.getProxy().getPlayer(name) != null) return time;
if (pool != null) {
Jedis tmpRsc = pool.getResource();
try {
if (tmpRsc.hexists("player:" + name, "online"))
time = Long.valueOf(tmpRsc.hget("player:" + name, "online"));
} finally {
pool.returnResource(tmpRsc);
}
}
return time;
}
@Override
public void onEnable() {
plugin = this;
try {
loadConfig();
} catch (IOException e) {
e.printStackTrace();
}
if (pool != null) {
Jedis tmpRsc = pool.getResource();
try {
tmpRsc.set("server:" + serverId + ":playerCount", "0"); // reset
for (String i : tmpRsc.smembers("server:" + serverId + ":usersOnline")) {
tmpRsc.srem("server:" + serverId + ":usersOnline", i);
}
} finally {
pool.returnResource(tmpRsc);
}
getProxy().getScheduler().schedule(this, new Runnable() {
@Override
public void run() {
Jedis rsc = pool.getResource();
try {
rsc.set("server:" + serverId + ":playerCount", String.valueOf(getProxy().getOnlineCount()));
} finally {
pool.returnResource(rsc);
}
}
}, 3, 3, TimeUnit.SECONDS);
getProxy().getPluginManager().registerCommand(this, new Command("glist") {
@Override
public void execute(CommandSender sender, String[] args) {
sender.sendMessage(ChatColor.YELLOW + String.valueOf(getCount()) + " player(s) are currently online.");
if (args.length > 0 && args[0].equals("showall")) {
sender.sendMessage(ChatColor.YELLOW + "Players: " + Joiner.on(", ").join(getPlayers()));
} else {
sender.sendMessage(ChatColor.YELLOW + "To see all players online, use /glist showall.");
}
}
});
getProxy().getPluginManager().registerListener(this, this);
}
}
@Override
public void onDisable() {
pool.destroy();
}
private void loadConfig() throws IOException {
if (!getDataFolder().exists()) {
getDataFolder().mkdir();
}
File exampleConfig = new File(getDataFolder(), "config.yml");
if (!exampleConfig.exists()) {
exampleConfig.createNewFile();
InputStream in = getResourceAsStream("example_config.yml");
OutputStream out = new FileOutputStream(exampleConfig);
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) > 0) {
out.write(buf, 0, len);
}
out.close();
in.close();
}
File file = new File(getDataFolder() + File.separator + "config.yml");
Yaml yaml = new Yaml();
Map rawYaml = (Map) yaml.load(new FileInputStream(file));
String redisServer = ((String) rawYaml.get("redis-server"));
serverId = ((String) rawYaml.get("server-id"));
List<?> tmp = (List<?>) rawYaml.get("linked-servers");
if (tmp != null)
for (Object i : tmp) {
if (i instanceof String) {
servers.add((String) i);
}
}
if (redisServer != null) {
if (!redisServer.equals("")) {
pool = new JedisPool(new JedisPoolConfig(), redisServer);
}
}
}
@EventHandler
public void onPlayerConnect(final PostLoginEvent event) {
if (pool != null) {
Jedis rsc = pool.getResource();
try {
rsc.sadd("server:" + serverId + ":usersOnline", event.getPlayer().getName());
rsc.hset("player:" + event.getPlayer().getName(), "online", "0");
rsc.hset("player:" + event.getPlayer().getName(), "online", (String)getProxy().getServers().keySet().toArray()[0]);
} finally {
pool.returnResource(rsc);
}
getProxy().getScheduler().schedule(this, new Runnable() {
@Override
public void run() {
Jedis rsc = pool.getResource();
try {
rsc.hset("player:" + event.getPlayer().getName(), "server", event.getPlayer().getServer().getInfo().getName());
} finally {
pool.returnResource(rsc);
}
}
}, 3, TimeUnit.SECONDS);
}
}
@EventHandler
public void onPlayerDisconnect(PlayerDisconnectEvent event) {
if (pool != null) {
Jedis rsc = pool.getResource();
try {
rsc.srem("server:" + serverId + ":usersOnline", event.getPlayer().getName());
rsc.hset("player:" + event.getPlayer().getName(), "online", String.valueOf(getUnixTimestamp()));
rsc.hdel("player:" + event.getPlayer().getName(), "server");
} finally {
pool.returnResource(rsc);
}
}
}
@EventHandler
public void onServerChange(ServerConnectedEvent event) {
if (pool != null) {
Jedis rsc = pool.getResource();
try {
rsc.hset("player:" + event.getPlayer().getName(), "server", event.getServer().getInfo().getName());
} finally {
pool.returnResource(rsc);
}
}
}
@EventHandler
public void onPing(ProxyPingEvent event) {
ServerPing old = event.getResponse();
int players = getCount();
ServerPing newResponse = new ServerPing(old.getProtocolVersion(), old.getGameVersion(), old.getMotd(), players, old.getMaxPlayers());
event.setResponse(newResponse);
}
}