Added EntityPortalListener

src/main/java/com/iridium/iridiumskyblock/IridiumSkyblock.java

@@ -189,6 +189,7 @@ public void registerListeners() {
         Bukkit.getPluginManager().registerEvents(new PlayerInteractListener(), this);
         Bukkit.getPluginManager().registerEvents(new PlayerRespawnEventListener(), this);
         Bukkit.getPluginManager().registerEvents(new EntityDamageListener(), this);
+        Bukkit.getPluginManager().registerEvents(new EntityPortalListener(), this);
         if(!XReflection.supports(15)) Bukkit.getPluginManager().registerEvents(new PortalCreateListener(), this);
     }
 

src/main/java/com/iridium/iridiumskyblock/listeners/EntityPortalListener.java

@@ -0,0 +1,108 @@
+package com.iridium.iridiumskyblock.listeners;
+
+import com.iridium.iridiumskyblock.IridiumSkyblock;
+import com.iridium.iridiumskyblock.database.Island;
+import com.iridium.iridiumskyblock.utils.LocationUtils;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntityPortalEvent;
+
+import java.util.Objects;
+import java.util.Optional;
+
+public class EntityPortalListener implements Listener {
+
+    @EventHandler(ignoreCancelled = true)
+    public void onEntityPortal(EntityPortalEvent event) {
+
+        Entity entity = event.getEntity();
+
+        Optional<Island> islandCheck = IridiumSkyblock.getInstance().getTeamManager().getTeamViaLocation(entity.getLocation());
+
+        // We want to allow teleportation from a non-skyblock world into a skyblock world, or from no island to an island.
+        // We don't care if the entity is not within an island.
+        if(!islandCheck.isPresent()) {
+            return;
+        }
+
+        World worldFrom = event.getFrom().getWorld();
+        World worldTo = event.getTo().getWorld();
+
+        World overworld = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.NORMAL);
+        World nether = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.NETHER);
+        World end = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.THE_END);
+
+        // We don't care if the entity travels within the same world or dimension.
+        if((worldTo != null) && (worldFrom == worldTo || worldFrom.getEnvironment() == worldTo.getEnvironment())) {
+            return;
+        }
+
+        Island island = islandCheck.get();
+        int level = island.getLevel();
+        Location entityLocation = entity.getLocation();
+        World destination;
+
+        // ==================
+        // |  NETHER CHECK  |
+        // ==================
+
+        if (entityLocation.getBlock().getType() != Material.END_PORTAL) {
+            // We don't teleport if the Nether is disabled.
+            if(worldTo == null && nether == null) {
+                event.setCancelled(true);
+                return;
+            }
+
+            // We only teleport if the island's level allows it.
+            if(level < IridiumSkyblock.getInstance().getConfiguration().netherUnlockLevel) {
+                event.setCancelled(true);
+                return;
+            }
+
+            // Set teleport location
+            destination = Objects.equals(worldFrom, nether) ? overworld : nether;
+        }
+
+        // ===============
+        // |  END CHECK  |
+        // ===============
+
+        else {
+            // We don't teleport if the End is disabled.
+            if(worldTo == null && end == null) {
+                event.setCancelled(true);
+                return;
+            }
+
+            // We only teleport if the island's level allows it.
+            if(level < IridiumSkyblock.getInstance().getConfiguration().endUnlockLevel) {
+                event.setCancelled(true);
+                return;
+            }
+
+            // Set teleport location
+            destination = Objects.equals(worldFrom, end) ? overworld : end;
+        }
+
+        event.setTo(island.getCenter(destination));
+
+        // Finalize the teleport
+        Location location = LocationUtils.getSafeLocation(island.getCenter(destination), island);
+
+        if (location == null) {
+            event.setCancelled(true);
+            return;
+        }
+
+        location.setY(location.getY() + 1);
+        // version example: 1.20.4-R0.1-SNAPSHOT (we need 20)
+        // will need to be updated for 26.x
+        if (Integer.parseInt(Bukkit.getBukkitVersion().substring(2, 4)) >= 15) event.setCanCreatePortal(false);
+        event.setTo(location);
+    }
+}

src/main/java/com/iridium/iridiumskyblock/listeners/PlayerPortalListener.java

@@ -3,70 +3,123 @@
 import com.cryptomorin.xseries.reflection.XReflection;
 import com.iridium.iridiumcore.utils.StringUtils;
 import com.iridium.iridiumskyblock.IridiumSkyblock;
+import com.iridium.iridiumskyblock.database.Island;
 import com.iridium.iridiumskyblock.utils.LocationUtils;
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.World;
+import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerPortalEvent;
 import org.bukkit.event.player.PlayerTeleportEvent;
 
 import java.util.Objects;
+import java.util.Optional;
 
 public class PlayerPortalListener implements Listener {
 
     @EventHandler(ignoreCancelled = true)
     public void onPlayerPortal(PlayerPortalEvent event) {
-        IridiumSkyblock.getInstance().getTeamManager().getTeamViaPlayerLocation(event.getPlayer(), event.getFrom()).ifPresent(island -> {
-            if (event.getCause() == PlayerTeleportEvent.TeleportCause.NETHER_PORTAL) {
-                if (island.getLevel() < IridiumSkyblock.getInstance().getConfiguration().netherUnlockLevel) {
-                    event.getPlayer().sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().netherLocked
-                            .replace("%level%", String.valueOf(IridiumSkyblock.getInstance().getConfiguration().netherUnlockLevel))
-                            .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
-                    ));
-                    event.setCancelled(true);
-                    return;
-                }
-                World nether = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.NETHER);
-                if (nether == null) {
-                    event.getPlayer().sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().netherIslandsDisabled
-                            .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
-                    ));
-                    event.setCancelled(true);
-                    return;
-                }
-                World world = Objects.equals(event.getFrom().getWorld(), nether) ? IridiumSkyblock.getInstance().getTeamManager().getWorld(World.Environment.NORMAL) : nether;
-                event.setTo(island.getCenter(world));
-            } else if (event.getCause() == PlayerTeleportEvent.TeleportCause.END_PORTAL) {
-                if (island.getLevel() < IridiumSkyblock.getInstance().getConfiguration().endUnlockLevel) {
-                    event.getPlayer().sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().endLocked
-                            .replace("%level%", String.valueOf(IridiumSkyblock.getInstance().getConfiguration().endUnlockLevel))
-                            .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
-                    ));
-                    event.setCancelled(true);
-                    return;
-                }
-                World end = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.THE_END);
-                if (end == null) {
-                    event.getPlayer().sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().endIslandsDisabled
-                            .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
-                    ));
-                    event.setCancelled(true);
-                    return;
-                }
-                World world = Objects.equals(event.getFrom().getWorld(), end) ? IridiumSkyblock.getInstance().getTeamManager().getWorld(World.Environment.NORMAL) : end;
-                Location location = LocationUtils.getSafeLocation(island.getCenter(world), island);
-                if (location == null) {
-                    event.getPlayer().sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().noSafeLocation
-                            .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
-                    ));
-                    event.setCancelled(true);
-                    return;
-                }
-                location.setY(location.getY() + 1);
-                if (XReflection.supports(15)) event.setCanCreatePortal(false);
-                event.setTo(location);
+
+        Player player = event.getPlayer();
+
+        Optional<Island> islandCheck = IridiumSkyblock.getInstance().getTeamManager().getTeamViaPlayerLocation(player);
+
+        // We want to allow teleportation from a non-skyblock world into a skyblock world, or from no island to an island.
+        // We don't care if the player is not within an island.
+        if(!islandCheck.isPresent()) {
+            return;
+        }
+
+        World worldFrom = event.getFrom().getWorld();
+        World worldTo = event.getTo().getWorld();
+
+        World overworld = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.NORMAL);
+        World nether = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.NETHER);
+        World end = IridiumSkyblock.getInstance().getIslandManager().getWorld(World.Environment.THE_END);
+
+        // We don't care if the player travels within the same world or dimension.
+        if((worldTo != null) && (worldFrom == worldTo || worldFrom.getEnvironment() == worldTo.getEnvironment())) {
+            return;
+        }
+
+        Island island = islandCheck.get();
+        int level = island.getLevel();
+        Location playerLocation = player.getLocation();
+        World destination = worldFrom;
+
+        // ==================
+        // |  NETHER CHECK  |
+        // ==================
+
+        if(event.getCause() == PlayerTeleportEvent.TeleportCause.NETHER_PORTAL) {
+            // We don't teleport if the Nether is disabled.
+            if(worldTo == null && nether == null) {
+                event.setCancelled(true);
+                player.sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().netherIslandsDisabled
+                        .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
+                ));
+                return;
+            }
+
+            // We only teleport if the island's level allows it.
+            if(level < IridiumSkyblock.getInstance().getConfiguration().netherUnlockLevel) {
+                event.setCancelled(true);
+                player.sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().netherLocked
+                        .replace("%level%", String.valueOf(IridiumSkyblock.getInstance().getConfiguration().netherUnlockLevel))
+                        .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
+                ));
+                return;
             }
-        });
+
+            // Set teleport location
+            destination = Objects.equals(worldFrom, nether) ? overworld : nether;
+        }
+
+        // ===============
+        // |  END CHECK  |
+        // ===============
+
+        if(event.getCause() == PlayerTeleportEvent.TeleportCause.END_PORTAL) {
+            // We don't teleport if the End is disabled.
+            if(worldTo == null && end == null) {
+                event.setCancelled(true);
+                player.sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().endIslandsDisabled
+                        .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
+                ));
+                return;
+            }
+
+            // We only teleport if the island's level allows it.
+            if(level < IridiumSkyblock.getInstance().getConfiguration().endUnlockLevel) {
+                event.setCancelled(true);
+                player.sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().endLocked
+                        .replace("%level%", String.valueOf(IridiumSkyblock.getInstance().getConfiguration().endUnlockLevel))
+                        .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
+                ));
+                return;
+            }
+
+            // Set teleport location
+            destination = Objects.equals(worldFrom, end) ? overworld : end;
+        }
+
+        event.setTo(island.getCenter(destination));
+
+        // Finalize the teleport
+        Location location = LocationUtils.getSafeLocation(island.getCenter(destination), island);
+
+        if (location == null) {
+            event.setCancelled(true);
+            player.sendMessage(StringUtils.color(IridiumSkyblock.getInstance().getMessages().noSafeLocation
+                    .replace("%prefix%", IridiumSkyblock.getInstance().getConfiguration().prefix)
+            ));
+            return;
+        }
+
+        location.setY(location.getY() + 1);
+        if (XReflection.supports(15)) event.setCanCreatePortal(false);
+        event.setTo(location);
     }
 }