TotalFreedomMod/src/main/java/me/totalfreedom/totalfreedommod/MovementValidator.java

98 lines
3.1 KiB
Java

package me.totalfreedom.totalfreedommod;
import io.papermc.lib.PaperLib;
import net.kyori.adventure.text.Component;
import net.kyori.adventure.text.format.NamedTextColor;
import org.bukkit.Location;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.player.PlayerLoginEvent;
import org.bukkit.event.player.PlayerMoveEvent;
import org.bukkit.event.player.PlayerTeleportEvent;
import org.spigotmc.event.player.PlayerSpawnLocationEvent;
public class MovementValidator extends FreedomService
{
public static final int MAX_XYZ_COORD = 29999998;
public static final int MAX_DISTANCE_TRAVELED = 100;
@Override
public void onStart()
{
}
@Override
public void onStop()
{
}
@EventHandler(priority = EventPriority.HIGH)
public void onPlayerTeleport(PlayerTeleportEvent event)
{
// Check absolute value to account for negatives
if (isOutOfBounds(event.getTo()))
{
event.setCancelled(true); // illegal position, cancel it
}
}
private boolean isOutOfBounds(final Location position)
{
return Math.abs(position.getX()) >= MAX_XYZ_COORD || Math.abs(position.getY()) >= MAX_XYZ_COORD || Math.abs(position.getZ()) >= MAX_XYZ_COORD;
}
@EventHandler(priority = EventPriority.HIGH)
public void onPlayerMove(PlayerMoveEvent event)
{
final Player player = event.getPlayer();
Location from = event.getFrom();
Location to = event.getTo();
double distance = from.distanceSquared(to);
if (distance >= MAX_DISTANCE_TRAVELED)
{
event.setCancelled(true);
player.kick(Component.text("You were moving too quickly!", NamedTextColor.RED));
}
// Check absolute value to account for negatives
if (isOutOfBounds(event.getTo()))
{
event.setCancelled(true);
PaperLib.teleportAsync(player, player.getWorld().getSpawnLocation());
}
}
@EventHandler(priority = EventPriority.HIGH)
public void onPlayerLogin(PlayerLoginEvent event)
{
final Player player = event.getPlayer();
// Validate position
if (isOutOfBounds(player.getLocation()))
{
PaperLib.teleportAsync(player, player.getWorld().getSpawnLocation()); // Illegal position, teleport to spawn
}
}
@EventHandler(priority = EventPriority.HIGH)
public void onPlayerSpawn(PlayerSpawnLocationEvent event)
{
final Location playerSpawn = event.getSpawnLocation();
final Location worldSpawn = event.getPlayer().getWorld().getSpawnLocation();
// If the player's spawn is equal to the world's spawn, there is no need to check.
// This will also prevent any possible feedback loops pertaining to setting an out of bounds world spawn to the same world spawn.
if (playerSpawn == worldSpawn)
{
return;
}
if (isOutOfBounds(worldSpawn))
{
event.setSpawnLocation(worldSpawn);
}
}
}