/
VelocityEventListener.java
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/
VelocityEventListener.java
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/*
* Copyright (C) 2020 wea_ondara
*
* BungeePerms is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* BungeePerms is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package net.alpenblock.bungeeperms.platform.velocity;
import com.google.inject.Inject;
import com.velocitypowered.api.command.CommandSource;
import com.velocitypowered.api.event.connection.DisconnectEvent;
import com.velocitypowered.api.event.connection.LoginEvent;
import com.velocitypowered.api.event.connection.PluginMessageEvent;
import com.velocitypowered.api.proxy.Player;
import com.velocitypowered.api.proxy.ProxyServer;
import net.alpenblock.bungeeperms.platform.proxy.NetworkType;
import net.alpenblock.bungeeperms.BungeePerms;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import lombok.Getter;
import net.alpenblock.bungeeperms.Group;
import net.alpenblock.bungeeperms.Lang;
import net.alpenblock.bungeeperms.PermissionsManager;
import net.alpenblock.bungeeperms.PermissionsResolver;
import net.alpenblock.bungeeperms.Statics;
import net.alpenblock.bungeeperms.User;
import net.alpenblock.bungeeperms.io.BackEndType;
import net.alpenblock.bungeeperms.platform.EventListener;
import net.alpenblock.bungeeperms.platform.proxy.ProxyConfig;
public class VelocityEventListener implements EventListener
{
@Inject
private ProxyServer proxyServer;
@Getter
private final Map<String, String> playerWorlds = new HashMap<>();
private boolean enabled = false;
private final ProxyConfig config;
public VelocityEventListener(ProxyConfig config)
{
this.config = config;
}
@Override
public void enable()
{
if (enabled)
{
return;
}
enabled = true;
proxyServer.getEventManager().register(VelocityPlugin.getInstance(), this);
}
@Override
public void disable()
{
if (!enabled)
{
return;
}
enabled = false;
proxyServer.getEventManager().unregisterListeners(this);
}
@EventHandler(priority = Byte.MIN_VALUE + 1)
public void onLogin(LoginEvent e)
{
//don't load if cancelled
if (e.isCancelled())
{
return;
}
String playername = e.getPlayer().getUsername();
UUID uuid = null;
if (config.isUseUUIDs())
{
uuid = e.getPlayer().getUniqueId();
BungeePerms.getLogger().info(Lang.translate(Lang.MessageType.LOGIN_UUID, playername, uuid));
//update uuid player db
pm().getUUIDPlayerDB().update(uuid, playername);
}
else
{
BungeePerms.getLogger().info(Lang.translate(Lang.MessageType.LOGIN, playername));
}
//remove user from cache if present
User oldu = config.isUseUUIDs() ? pm().getUser(uuid, false) : pm().getUser(playername, false);
if (oldu != null)
{
pm().removeUserFromCache(oldu);
}
//load user from db
User u = config.isUseUUIDs() ? pm().getUser(uuid) : pm().getUser(playername);
if (u == null)
{
//create user and add default groups
if (config.isUseUUIDs())
{
BungeePerms.getLogger().info(Lang.translate(Lang.MessageType.ADDING_DEFAULT_GROUPS_UUID, playername, uuid));
}
else
{
BungeePerms.getLogger().info(Lang.translate(Lang.MessageType.ADDING_DEFAULT_GROUPS, playername));
}
u = pm().createTempUser(playername, uuid);
pm().getBackEnd().saveUser(u, true);
}
}
@EventHandler(priority = Byte.MAX_VALUE)
public void onDisconnect(DisconnectEvent e)
{
String playername = e.getPlayer().getUsername();
UUID uuid = e.getPlayer().getUniqueId();
User u = config.isUseUUIDs() ? pm().getUser(uuid) : pm().getUser(playername);
pm().removeUserFromCache(u);
}
@EventHandler(priority = Byte.MIN_VALUE)
public void onPermissionCheck(PermissionCheckEvent e)
{
CommandSource s = e.getSender();
e.setHasPermission(BungeePerms.getInstance().getPermissionsChecker().hasPermOrConsoleOnServerInWorld(new VelocitySender(s), e.getPermission()));
}
@EventHandler(priority = Byte.MIN_VALUE)
public void onTabcomplete(TabCompleteEvent e)
{
if(!(e.getSender() instanceof Player))
return;
if ((e.getCursor().startsWith("/bp") && config.isAliasCommand())
|| e.getCursor().startsWith("/bungeeperms"))
{
String[] s = e.getCursor().split(" ", 2);
String[] args = s.length == 2 ? s[1].split(" ") : new String[0];
e.getSuggestions().addAll(VelocityPlugin.getInstance().onTabComplete((Player)e.getSender(), null, null, args));
}
// if (!config.isTabComplete())
// {
// return;
// }
// if (e.getSuggestions().isEmpty())
// {
// for (ProxiedPlayer pp : ProxyServer.getInstance().getPlayers())
// {
// if (Statics.toLower(pp.getName()).startsWith(Statics.toLower(e.getCursor())))
// {
// e.getSuggestions().add(pp.getName());
// }
// }
// }
}
@EventHandler(priority = Byte.MIN_VALUE)
public void onServerConnected(final ServerConnectedEvent e)
{
//plugin messages will arrive later because plugin channels are not registered at this very moment
playerWorlds.put(e.getPlayer().getName(), null);
//send delayed uuid message to bukkit
if (config.isUseUUIDs())
{
Runnable r = new Runnable()
{
@Override
public void run()
{
VelocityPlugin.getInstance().getNotifier().sendUUIDAndPlayer(e.getPlayer().getName(), e.getPlayer().getUniqueId());
}
};
proxyServer.getScheduler().buildTask(VelocityPlugin.getInstance(), r).delay(l, TimeUnit.SECONDS);
}
}
@EventHandler(priority = Byte.MIN_VALUE)
public void onMessage(PluginMessageEvent e)
{
if (!e.getTag().equalsIgnoreCase(BungeePerms.CHANNEL))
{
return;
}
if (!(e.getTarget() instanceof Player))
{
//lock out silly hackers
BungeePerms.getLogger().severe(Lang.translate(Lang.MessageType.INTRUSION_DETECTED, e.getSource()));
e.setCancelled(true);
return;
}
Server scon = e.getSource();
//check network type // ignore if standalone or not registered server
if (config.getNetworkType() == NetworkType.Standalone)
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_STANDALONE, scon.getInfo().getName()));
BungeePerms.getInstance().getDebug().log(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_STANDALONE, scon.getInfo().getName()));
BungeePerms.getInstance().getDebug().log("sender = " + scon.getInfo().getName());
BungeePerms.getInstance().getDebug().log("msg = " + new String(e.getData()));
return;
}
if (config.getNetworkType() == NetworkType.ServerDependend && !config.getNetworkServers().contains(scon.getInfo().getName()))
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_SERVERDEPENDEND, scon.getInfo().getName()));
BungeePerms.getInstance().getDebug().log(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_SERVERDEPENDEND, scon.getInfo().getName()));
BungeePerms.getInstance().getDebug().log("sender = " + scon.getInfo().getName());
BungeePerms.getInstance().getDebug().log("msg = " + new String(e.getData()));
return;
}
if (config.getNetworkType() == NetworkType.ServerDependendBlacklist && config.getNetworkServers().contains(scon.getInfo().getName()))
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_SERVERDEPENDENDBLACKLIST, scon.getInfo().getName()));
BungeePerms.getInstance().getDebug().log(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_SERVERDEPENDENDBLACKLIST, scon.getInfo().getName()));
BungeePerms.getInstance().getDebug().log("sender = " + scon.getInfo().getName());
BungeePerms.getInstance().getDebug().log("msg = " + new String(e.getData()));
return;
}
//process message
String msg = new String(e.getData());
if (config.isDebug())
{
BungeePerms.getLogger().info("msg=" + msg);
}
List<String> data = Statics.toList(msg, ";");
String cmd = data.get(0);
String userorgroup = data.size() > 1 ? data.get(1) : null;
if (cmd.equalsIgnoreCase("playerworldupdate"))
{
String world = data.get(2);
playerWorlds.put(userorgroup, world);
}
else if (cmd.equalsIgnoreCase("deleteuser"))
{
User u = pm().getUser(userorgroup);
pm().removeUserFromCache(u);
//forward plugin message to network
BungeePerms.getInstance().getNetworkNotifier().deleteUser(u, scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("deletegroup"))
{
Group g = pm().getGroup(userorgroup);
pm().removeGroupFromCache(g);
for (Group gr : pm().getGroups())
gr.invalidateCache();
for (User u : pm().getUsers())
u.invalidateCache();
//forward plugin message to network
BungeePerms.getInstance().getNetworkNotifier().deleteGroup(g, scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("reloaduser"))
{
pm().reloadUser(userorgroup);
//forward plugin message to network
User u = pm().getUser(userorgroup);
if (u == null)
{
return;
}
BungeePerms.getInstance().getNetworkNotifier().reloadUser(u, scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("reloadgroup"))
{
pm().reloadGroup(userorgroup);
//forward plugin message to network
Group g = pm().getGroup(userorgroup);
if (g == null)
{
return;
}
BungeePerms.getInstance().getNetworkNotifier().reloadGroup(g, scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("reloadusers"))
{
pm().reloadUsers();
//forward plugin message to network
BungeePerms.getInstance().getNetworkNotifier().reloadUsers(scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("reloadgroups"))
{
pm().reloadGroups();
//forward plugin message to network
BungeePerms.getInstance().getNetworkNotifier().reloadGroups(scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("reloadall"))
{
Runnable r = new Runnable()
{
@Override
public void run()
{
BungeePerms.getInstance().reload(false);
}
};
ProxyServer.getInstance().getScheduler().runAsync(VelocityPlugin.getInstance(), r);
//forward plugin message to network except to server which issued the reload
BungeePerms.getInstance().getNetworkNotifier().reloadAll(scon.getInfo().getName());
}
else if (cmd.equalsIgnoreCase("configcheck"))
{
String servername = data.get(1);
BackEndType backend = BackEndType.getByName(data.get(2));
boolean useuuid = Boolean.parseBoolean(data.get(3));
PermissionsResolver.ResolvingMode resolvingmode = PermissionsResolver.ResolvingMode.valueOf(data.get(4));
boolean groupperm = Boolean.parseBoolean(data.get(5));
boolean regexperm = Boolean.parseBoolean(data.get(6));
if (!scon.getInfo().getName().equals(servername))
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_SERVERNAME, scon.getInfo().getName()));
}
if (config.getBackendType() != backend)
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_BACKEND, scon.getInfo().getName()));
}
if (config.isUseUUIDs() != useuuid)
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_USEUUID, scon.getInfo().getName()));
}
if (config.getResolvingMode() != resolvingmode)
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_RESOLVINGMODE, scon.getInfo().getName()));
}
if (config.isGroupPermission() != groupperm)
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_GROUPPERMISSION, scon.getInfo().getName()));
}
if (config.isUseRegexPerms() != regexperm)
{
BungeePerms.getLogger().warning(Lang.translate(Lang.MessageType.MISCONFIGURATION) + ": " + Lang.translate(Lang.MessageType.MISCONFIG_BUNGEE_REGEXPERMISSIONS, scon.getInfo().getName()));
}
}
e.setCancelled(true);
}
private PermissionsManager pm()
{
return BungeePerms.getInstance().getPermissionsManager();
}
}